877 species currently in the database. Click any species for a summary, or use the interactive app for full exploration.
| Species | Family | Order | Records |
|---|---|---|---|
| Abramis brama (Common Bream) | Leuciscidae | Cypriniformes | 2 |
| Abudefduf saxatilis (Sergeant major) | Pomacentridae | Ovalentaria/misc | 2 |
| Abudefduf sordidus (Blackspot Sergeant) | Pomacentridae | Ovalentaria/misc | 1 |
| Abudefduf vaigiensis (Indo-Pacific sergeant) | Pomacentridae | Ovalentaria/misc | 1 |
| Acanthostracion quadricornis (Scrawled cowfish) | Ostraciidae | Tetraodontiformes | 1 |
| Acanthurus blochii (Ringtail surgeonfish) | Acanthuridae | Acanthuriformes | 1 |
| Acanthurus dussumieri (eyestripe surgeonfish) | Acanthuridae | Acanthuriformes | 4 |
| Acanthurus nigrofuscus (brown surgeonfish) | Acanthuridae | Acanthuriformes | 2 |
| Acanthurus olivaceus (Orangeband surgeonfish) | Acanthuridae | Acanthuriformes | 2 |
| Acanthurus triostegus (Convict sugeonfish/ Manini) | Acanthuridae | Acanthuriformes | 3 |
| Acanthurus xanthopterus (Cirujano aleta amarilla (Spanish)) | Acanthuridae | Acanthuriformes | 1 |
| Achoerodus viridis (Eastern blue groper) | Labridae | Eupercaria/misc | 2 |
| Acipenser baerii (Siberian Sturgeon) | Acipenseridae | Acipenseriformes | 1 |
| Acipenser fulvescens (Lake sturgeon) | Acipenseridae | Acipenseriformes | 1 |
| Acipenser transmontanus (white sturgeon) | Acipenseridae | Acipenseriformes | 1 |
| Acrossocheilus fasciatus (Xi-shi-ban) | Cyprinidae | Cypriniformes | 1 |
| Aetobatus narinari (Spotted eagle ray) | Aetobatidae | Myliobatiformes | 2 |
| Aetobatus ocellatus (spotted eagle ray) | Aetobatidae | Myliobatiformes | 1 |
| Agonus cataphractus (Pogge) | Agonidae | Perciformes/Cottoidei | 2 |
| Albatrossia pectoralis (Giant grenadier) | Macrouridae | Gadiformes | 1 |
| Alburnus alburnus (Bleak) | Leuciscidae | Cypriniformes | 1 |
| Alburnus arborella (Italian bleak) | Leuciscidae | Cypriniformes | 1 |
| Aldrichetta forsteri (Yellow-eyed mullet) | Mugilidae | Mugiliformes | 1 |
| Alepocephalus tenebrosus (California slickhead) | Alepocephalidae | Alepocephaliformes | 1 |
| Allothunnus fallai (Slender tuna) | Scombridae | Scombriformes | 1 |
| Alosa aestivalis (Blueback Shad) | Alosidae | Clupeiformes | 1 |
| Alosa pseudoharengus (Alewife) | Alosidae | Clupeiformes | 3 |
| Alosa sapidissima (American shad) | Alosidae | Clupeiformes | 4 |
| Alticus arnoldorum (Pacific leaping blenny) | Blenniidae | Blenniiformes | 1 |
| Aluterus schoepfii (Orange filefish) | Monacanthidae | Tetraodontiformes | 1 |
| Aluterus scriptus (Scrawled filefish) | Monacanthidae | Tetraodontiformes | 1 |
| Ambloplites rupestris (rock bass) | Centrarchidae | Centrarchiformes | 1 |
| Amblyraja radiata (Starry ray) | Rajidae | Rajiformes | 2 |
| Ameiurus nebulosus (brown bullhead) | Ictaluridae | Siluriformes | 2 |
| Amia calva (Bowfin) | Amiidae | Amiiformes | 2 |
| Ammodytes dubius (Northern sand lance) | Ammodytidae | Perciformes/Uranoscopoidei | 1 |
| Ammodytes hexapterus (Pacific sand lance) | Ammodytidae | Perciformes/Uranoscopoidei | 3 |
| Ammodytes marinus (sand eel) | Ammodytidae | Perciformes/Uranoscopoidei | 1 |
| Amphiprion barberi (Clown fish, Fiji) | Pomacentridae | Ovalentaria/misc | 1 |
| Amphiprion chrysopterus (orange-fin clownfish) | Pomacentridae | Ovalentaria/misc | 4 |
| Amphiprion frenatus (Tomato anemonefish) | Pomacentridae | Ovalentaria/misc | 2 |
| Amphiprion percula (Orange clownfish) | Pomacentridae | Ovalentaria/misc | 1 |
| Amphiprioninae (Clown Fish) | — | — | 1 |
| Anarhichas lupus (Atlantic wolfish) | Anarhichadidae | Perciformes/Zoarcoidei | 5 |
| Anchoa hepsetus (Broad-striped anchovie) | Engraulidae | Clupeiformes | 1 |
| Anchoa mitchilli (bay anchovy) | Engraulidae | Clupeiformes | 2 |
| Anchoa sp. (Anchovy) | — | — | 1 |
| Ancistrus cirrhosus (Bristle nose plecos) | Loricariidae | Siluriformes | 1 |
| Anguilla anguilla (European Eel) | Anguillidae | Anguilliformes | 6 |
| Anguilla australis (Short-finned eel) | Anguillidae | Anguilliformes | 1 |
| Anguilla dieffenbachii (New Zealand longfin eel) | Anguillidae | Anguilliformes | 1 |
| Anguilla rostrata (American eel) | Anguillidae | Anguilliformes | 1 |
| Anisotremus moricandi (Brownstriped grunt) | — | — | 1 |
| Anisotremus virginicus (Atlantic porkfish) | Haemulidae | Eupercaria/misc | 1 |
| Anoplopoma fimbria (sablefish) | Anoplopomatidae | Perciformes/Cottoidei | 3 |
| Anthias anthias (swallowtail sea perch) | Anthiadidae | Perciformes/Serranoidei | 1 |
| Antimora microlepis (Pacific Flatnose) | Moridae | Gadiformes | 1 |
| Antimora rostrata (blue antimora) | Moridae | Gadiformes | 1 |
| Aphanius iberus (Spanish toothcarp) | — | — | 1 |
| Aphareus rutilans (Rusty jobfish) | Lutjanidae | Eupercaria/misc | 1 |
| Apistogramma agassizii (dwarf cichlid) | Cichlidae | Cichliformes | 1 |
| Apistogramma hippolytae (dwarf cichlid) | Cichlidae | Cichliformes | 1 |
| Apistogramma trifasciata (three-stripe dwarf cichlid) | Cichlidae | Cichliformes | 1 |
| Apogon imberbis (Mediterranean cardinalfish) | Apogonidae | Kurtiformes | 1 |
| Apristurus brunneus (Brown catshark) | Pentanchidae | Carcharhiniformes | 1 |
| Argyrosomus regius (Meagre) | Sciaenidae | Eupercaria/misc | 1 |
| Arnoglossus laterna (scaldfish) | Bothidae | Pleuronectiformes | 1 |
| Arothron hispidus (White-spotted puffer) | Tetraodontidae | Tetraodontiformes | 4 |
| Arothron stellatus (Stellate puffer) | Tetraodontidae | Tetraodontiformes | 2 |
| Arripis trutta (Australian salmon) | Arripidae | Scombriformes | 1 |
| Artediellus atlanticus (Atlantic hookear sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Artediellus uncinatus (Arctic Hookear Sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Aspidophoroides monopterygius (alligatorfish) | Agonidae | Perciformes/Cottoidei | 1 |
| Aspidophoroides olrikii (Arctic alligatorfish) | Agonidae | Perciformes/Cottoidei | 1 |
| Astatotilapia burtoni (Burton's Mouthbrooder) | Cichlidae | Cichliformes | 1 |
| Astronotus ocellatus (oscar) | Cichlidae | Cichliformes | 1 |
| Astyanax altior (Sardinita yucateca (Spanish)) | Acestrorhamphidae | Characiformes | 1 |
| Astyanax fasciatus (Mexican blind cave fish) | — | — | 1 |
| Astyanax mexicanus (Mexican blind cave fish) | Acestrorhamphidae | Characiformes | 1 |
| Atheresthes stomias (arrowtooth flounder) | Pleuronectidae | Pleuronectiformes | 1 |
| Atherina boyeri (big-scale sand smelt) | Atherinidae | Atheriniformes | 1 |
| Atherina presbyter (sand smelt) | Atherinidae | Atheriniformes | 1 |
| Atractoscion aequidens (geelbeck croaker) | Sciaenidae | Eupercaria/misc | 1 |
| Atypichthys strigatus (Australian mado) | Microcanthidae | Centrarchiformes | 3 |
| Aulostomus strigosus (Atlantic Trumpetfish) | Aulostomidae | Syngnathiformes | 1 |
| Austroglossus microlepis (west coast sole) | Soleidae | Pleuronectiformes | 1 |
| Austrolycus depressiceps | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Awaous acritosus (Roman nose goby) | Gobiidae | Gobiiformes | 1 |
| Bairdiella chrysoura (American silver perch) | Sciaenidae | Eupercaria/misc | 1 |
| Balistes capriscus (grey triggerfish) | Balistidae | Tetraodontiformes | 4 |
| Balistoides viridescens (Titan triggerfish) | Balistidae | Tetraodontiformes | 2 |
| Barbatula barbatula (stone loach) | Nemacheilidae | Cypriniformes | 1 |
| Barbus barbus (Common barbel) | Cyprinidae | Cypriniformes | 1 |
| Barbus meridionalis (Mediterranean barbel) | Cyprinidae | Cypriniformes | 2 |
| Bassanago albescens (hairy conger) | Congridae | Anguilliformes | 1 |
| Bathylagoides wesethi (snubnose blacksmelt) | Bathylagidae | Argentiniformes | 1 |
| Bathylagus pacificus (black slendersmelt) | Bathylagidae | Argentiniformes | 1 |
| Bathymaster signatus (searcher) | Bathymasteridae | Perciformes/Zoarcoidei | 1 |
| Bathypterois grallator (Tripodfish) | Ipnopidae | Aulopiformes | 1 |
| Bathytoshia pastinaca (Common stingray) | — | — | 1 |
| Bathyuroconger vicinus (large-toothed conger) | Congridae | Anguilliformes | 1 |
| Bellator militaris (Horned searobin) | Triglidae | Perciformes/Scorpaenoidei | 1 |
| Belone belone (Garfish) | Belonidae | Beloniformes | 1 |
| Belontia hasselti (Malay combtail) | Osphronemidae | Anabantiformes | 1 |
| Bembrops heterurus (squaretail duckbill) | Bembropidae | Perciformes/Bembropoidei | 1 |
| Beringraja binoculata (Big skate) | Rajidae | Rajiformes | 2 |
| Beringraja rhina (Longnose skate) | — | — | 1 |
| Betta pi (Giant Betta) | Osphronemidae | Anabantiformes | 1 |
| Betta simplex (Krabi mouth-brooding betta) | Osphronemidae | Anabantiformes | 1 |
| Betta splendens (Siamese fighting Fish) | Osphronemidae | Anabantiformes | 2 |
| Blepsias cirrhosus (silverspotted sculpin) | Hemitripteridae | Perciformes/Cottoidei | 1 |
| Bolbometopon muricatum (Green humphead parrotfish) | Labridae | Eupercaria/misc | 1 |
| Boops boops (bogue) | Sparidae | Eupercaria/misc | 3 |
| Boreogadus saida (polar cod) | Gadidae | Gadiformes | 4 |
| Bothrocara brunneum (Twoline eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Bothus ocellatus (Caribbean eyed flounder) | Bothidae | Pleuronectiformes | 1 |
| Bothus podas (Wide-eyed flounder) | Bothidae | Pleuronectiformes | 1 |
| Bothus robinsi (Twospot flounder) | Bothidae | Pleuronectiformes | 1 |
| Botia kubotai (Angelicus loach) | Botiidae | Cypriniformes | 1 |
| Brachirus aspilos (Dusky Sole) | Soleidae | Pleuronectiformes | 1 |
| Brachyplatystoma rousseauxii (Gilded catfish) | Pimelodidae | Siluriformes | 1 |
| Brachyplatystoma vaillantii (piramutaba) | Pimelodidae | Siluriformes | 1 |
| Brama brama (Ray's bream) | Bramidae | Scombriformes | 1 |
| Brevoortia tyrannus (Atlantic menhaden) | Alosidae | Clupeiformes | 2 |
| Brosme brosme (cusk) | Lotidae | Gadiformes | 2 |
| Brycon amazonicus (matrinxã) | Bryconidae | Characiformes | 1 |
| Bryconops spp. | — | — | 1 |
| Buglossidium luteum (solenette) | Soleidae | Pleuronectiformes | 1 |
| Caesio teres (Yellow and blueback fusilie) | Lutjanidae | Eupercaria/misc | 1 |
| Calamus proridens (Littlehead porgy) | Sparidae | Eupercaria/misc | 2 |
| Caliraja inornata (California skate) | Rajidae | Rajiformes | 1 |
| Callionymus lyra (Dragonet) | Callionymidae | Callionymiformes | 1 |
| Callorhinchus capensis (cape elephantfish) | Callorhinchidae | Chimaeriformes | 1 |
| Calophysus macropterus (Vulture fish) | Pimelodidae | Siluriformes | 1 |
| Calotomus japonicus (Japanese Parrotfish) | Labridae | Eupercaria/misc | 2 |
| Campostoma anomalum (Central Stoneroller) | Leuciscidae | Cypriniformes | 1 |
| Canthigaster jactator (Hawaiian spotted toby) | Tetraodontidae | Tetraodontiformes | 1 |
| Carangoides bartholomaei (Yellow jack) | — | — | 1 |
| Caranx caninus (Pacific crevalle jack) | Carangidae | Carangiformes | 1 |
| Caranx crysos (blue runner) | Carangidae | Carangiformes | 2 |
| Caranx ignobolis (Giant trevally) | — | — | 1 |
| Caranx ruber (Bar jack) | Carangidae | Carangiformes | 1 |
| Carassius auratus (Goldfish) | Cyprinidae | Cypriniformes | 3 |
| Carassius carassius (crucian carp) | Cyprinidae | Cypriniformes | 1 |
| Carcharhinus amblyrhynchos (Grey reef shark) | Carcharhinidae | Carcharhiniformes | 2 |
| Carcharhinus leucas (bull shark) | Carcharhinidae | Carcharhiniformes | 1 |
| Carcharhinus limbatus (Blacktip shark) | Carcharhinidae | Carcharhiniformes | 1 |
| Carcharhinus melanopterus (Blacktip reef shark) | Carcharhinidae | Carcharhiniformes | 1 |
| Carcharhinus obscurus (Dusky shark) | Carcharhinidae | Carcharhiniformes | 1 |
| Carcharhinus plumbeus (Sandbar shark) | Carcharhinidae | Carcharhiniformes | 1 |
| Carcharias taurus (Sand tiger shark) | Carchariidae | Lamniformes | 1 |
| Carcharodon carcharias (White shark) | Lamnidae | Lamniformes | 2 |
| Careproctus melanurus (Blacktail snailfish) | Liparidae | Perciformes/Cottoidei | 1 |
| Carlarius parkii (Guinean sea catfish) | Ariidae | Siluriformes | 1 |
| Catostomus catostomus (Longnose Sucker) | Catostomidae | Cypriniformes | 1 |
| Catostomus commersoni (White sucker) | — | — | 1 |
| Catostomus commersonii (White Sucker) | Catostomidae | Cypriniformes | 1 |
| Catostomus macrocheilus (Largescale Sucker) | Catostomidae | Cypriniformes | 1 |
| Catostomus platyrhynchus (Mountain sucker) | — | — | 1 |
| Centrolophus niger (black ruff) | Centrolophidae | Scombriformes | 1 |
| Centropristis striata (black sea bass) | Serranidae | Perciformes/Serranoidei | 2 |
| Cephalopholis microprion (Freckled grouper) | Epinephelidae | Perciformes/Serranoidei | 1 |
| Ceratoscopelus townsendi (dogtooth lampfish) | Myctophidae | Myctophiformes | 1 |
| Cetorhinus maximus (Basking shark) | Cetorhinidae | Lamniformes | 1 |
| Chaenocephalus aceratus (Blackfin Icefish) | Channichthyidae | Perciformes/Notothenioidei | 1 |
| Chaetodipterus faber (Atlantic spadefish) | Ephippidae | Acanthuriformes | 1 |
| Chaetodipterus zonatus (Pacific spadefish) | Ephippidae | Acanthuriformes | 1 |
| Chaetodon auriga (Threadfin butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon baronessa (Eastern triangular butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon hoefleri (Four-banded butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon interruptus (Yellow teardrop butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon kleinii (Sunburst butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon lunula (Raccoon butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon ocellatus (Spotfin butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon octofasciatus (Eight-banded butterflyfish) | Chaetodontidae | Acanthuriformes | 2 |
| Chaetodon rafflesii (Latticed butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon semilarvatus (Bluecheek butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Chaetodon vagabundus (Vagabond butterflyfish) | Chaetodontidae | Acanthuriformes | 1 |
| Channa lucius (Forest snakehead) | Channidae | Anabantiformes | 1 |
| Channa pleurophthalma (Ocellated snakehead) | Channidae | Anabantiformes | 1 |
| Chanos chanos (Sabalote (Spanish)) | Chanidae | Gonorynchiformes | 1 |
| Chaunax pictus (pink frogmouth) | Chaunacidae | Lophiiformes | 1 |
| Cheilinus undulatus (Humphead wrasse) | Labridae | Eupercaria/misc | 1 |
| Chelidonichthys capensis (Cape gurnard) | Triglidae | Perciformes/Scorpaenoidei | 1 |
| Chelidonichthys gabonensis (Gabon gurnard) | Triglidae | Perciformes/Scorpaenoidei | 1 |
| Chelidonichthys kumu (Bluefin gurnard) | Triglidae | Perciformes/Scorpaenoidei | 1 |
| Chelidonichthys lucerna (tub gurnard) | Triglidae | Perciformes/Scorpaenoidei | 1 |
| Chelon dumerili (Grooved Mullet) | Mugilidae | Mugiliformes | 1 |
| Chelon labrosus (Grey-lipped mullet) | Mugilidae | Mugiliformes | 1 |
| Chelon ramada (Thinlip mullet) | Mugilidae | Mugiliformes | 1 |
| Chelon richardsonii (South African Mullet) | Mugilidae | Mugiliformes | 1 |
| Chiasmodon niger (black swallower) | Chiasmodontidae | Scombriformes | 1 |
| Chilomycterus schoepfii (Striped burrfish) | Diodontidae | Tetraodontiformes | 1 |
| Chimaera monstrosa (Rabbit fish) | Chimaeridae | Chimaeriformes | 1 |
| Chlorophthalmus agassizi (shortnose greeneye) | Chlorophthalmidae | Aulopiformes | 1 |
| Chlorophthalmus atlanticus (Atlantic greeneye) | Chlorophthalmidae | Aulopiformes | 1 |
| Chloroscombrus chrysurus (Atlantic Bumper) | Carangidae | Carangiformes | 1 |
| Chlorurus bleekeri (Bleeker's parrotfish) | Labridae | Eupercaria/misc | 1 |
| Chlorurus microrhinos (Steephead parrotfish) | Labridae | Eupercaria/misc | 1 |
| Chlorurus sordidus (Bullethead parrotfish) | Labridae | Eupercaria/misc | 3 |
| Chlorurus spilurus (Pacific bullethead parrotfish) | Labridae | Eupercaria/misc | 2 |
| Choerodon schoenleinii (Blackspot tuskfish) | Labridae | Eupercaria/misc | 1 |
| Chromis chromis (Damselfish (Mediterranean chromis)) | Pomacentridae | Ovalentaria/misc | 3 |
| Chromis hypsilepis (Brown Puller) | Pomacentridae | Ovalentaria/misc | 2 |
| Chromis multilineata (Brown chromis) | — | — | 1 |
| Chromis punctipinnis (Blacksmith) | Pomacentridae | Ovalentaria/misc | 1 |
| Chromis viridis (blue-green chromis) | Pomacentridae | Ovalentaria/misc | 1 |
| Chromobotia macracanthus (Clown Loach) | Botiidae | Cypriniformes | 1 |
| Chrosomus eos (Northern redbelly dace) | Leuciscidae | Cypriniformes | 3 |
| Chrosomus neogaeus (Finescale Dace) | Leuciscidae | Cypriniformes | 1 |
| Chrysiptera brownriggii (Surge damselfish) | Pomacentridae | Ovalentaria/misc | 2 |
| Chrysophrys auratus (Australasian snapper) | — | — | 1 |
| Cichla ocellaris (Peacock bass) | Cichlidae | Cichliformes | 3 |
| Cirrhinus mrigala (Mrigal Carp) | Cyprinidae | Cypriniformes | 1 |
| Citharichthys arctifrons (Gulf Stream flounder) | Cyclopsettidae | Pleuronectiformes | 2 |
| Citharichthys sordidus (Pacific sanddab) | Cyclopsettidae | Pleuronectiformes | 1 |
| Clarias nieuhofii (Slender Walking Catfish) | Clariidae | Siluriformes | 1 |
| Clinostomus elongatus (Redside Dace) | Leuciscidae | Cypriniformes | 2 |
| Clupea harengus (Atlantic herring) | Clupeidae | Clupeiformes | 4 |
| Clupea pallasii (Pacific herring) | Clupeidae | Clupeiformes | 1 |
| Coelacanthus granulatus (Coelacanth) | — | — | 1 |
| Coelorinchus braueri (shovelnose grenadier) | Macrouridae | Gadiformes | 1 |
| Coelorinchus simorhynchus | Macrouridae | Gadiformes | 1 |
| Cololabis saira (Pacific saury) | Scomberesocidae | Beloniformes | 2 |
| Colossoma macropomum (Tombaqui) | Serrasalmidae | Characiformes | 1 |
| Congiopodus spinifer (spinenose horsefish) | Congiopodidae | Perciformes/Scorpaenoidei | 1 |
| Copella nattereri (splash tetra) | Lebiasinidae | Characiformes | 1 |
| Coregonus albula (Vendace, Least Cisco) | Salmonidae | Salmoniformes | 1 |
| Coris julis (Mediterranean rainbow wrasse) | Labridae | Eupercaria/misc | 1 |
| Corydoras aeneus (bronze corydoras) | — | — | 1 |
| Coryphaena hippurus (Mahi mahi) | Coryphaenidae | Carangiformes | 2 |
| Coryphaenoides acrolepis (Pacific grenadier) | Macrouridae | Gadiformes | 1 |
| Coryphaenoides armatus (Abyssal grenadier) | Macrouridae | Gadiformes | 1 |
| Cottus gobio (European bullhead) | Cottidae | Perciformes/Cottoidei | 2 |
| Couesius plumbeus (Lake Chub) | Leuciscidae | Cypriniformes | 1 |
| Ctenopharyngodon idella (Grass carp) | Xenocyprididae | Cypriniformes | 1 |
| Cyclocheilichthys apogon (Beardless barb) | Cyprinidae | Cypriniformes | 1 |
| Cyclopterus lumpus (lumpfish) | Cyclopteridae | Perciformes/Cottoidei | 2 |
| Cymatogaster aggregata (Shiner Perch) | Embiotocidae | Ovalentaria/misc | 1 |
| Cynoglossus sp. | — | — | 1 |
| Cynoglossus zanzibarensis (Zanzibar tonguesole) | Cynoglossidae | Pleuronectiformes | 1 |
| Cyprinella spiloptera (Spotfin Shiner) | Leuciscidae | Cypriniformes | 1 |
| Cyprinella venusta (Blacktail shiner) | Leuciscidae | Cypriniformes | 2 |
| Cyprinus carpio (Common carp) | Cyprinidae | Cypriniformes | 4 |
| Dactylophora nigricans (dusky morwong) | Latridae | Centrarchiformes | 2 |
| Dactylopterus volitans (Flying gurnard) | Dactylopteridae | Dactylopteriformes | 1 |
| Danio kerri (Blue danio) | Danionidae | Cypriniformes | 1 |
| Danio rerio (Zebrafish) | Danionidae | Cypriniformes | 2 |
| Dascyllus aruanus (white tail dascyllus) | Pomacentridae | Ovalentaria/misc | 1 |
| Dasyatis brevicaudata (short-tail stingray) | — | — | 1 |
| Dasycottus setiger (spinyhead sculpin) | Psychrolutidae | Perciformes/Cottoidei | 1 |
| Deania calceus (birdbeak dogfish) | Centrophoridae | Squaliformes | 3 |
| Deania profundorum (Arrowhead dogfish) | Centrophoridae | Squaliformes | 1 |
| Decapterus punctatus (Round scad) | Carangidae | Carangiformes | 1 |
| Decorus rendahli | Cyprinidae | Cypriniformes | 1 |
| Dentex dentex (Common dentex) | Sparidae | Eupercaria/misc | 3 |
| Dentex macrophthalmus (large-eye dentex) | Sparidae | Eupercaria/misc | 2 |
| Devario aequipinnatus (Giant danio) | Danionidae | Cypriniformes | 1 |
| Devario regina (Queen danio) | Danionidae | Cypriniformes | 1 |
| Dibranchus spinosus (batfish) | Ogcocephalidae | Lophiiformes | 1 |
| Dicentrarchus labrax (European Seabass) | Moronidae | Eupercaria/misc | 3 |
| Dicologlossa cuneata (wedge sole) | Soleidae | Pleuronectiformes | 1 |
| Dimidiochromis compressiceps (Malawi eyebiter) | Cichlidae | Cichliformes | 3 |
| Diodon holocanthus (Pez erizo apache (Spanish)) | Diodontidae | Tetraodontiformes | 1 |
| Diodon hystrix (Giant porcupinefish) | Diodontidae | Tetraodontiformes | 1 |
| Diogenichthys atlanticus (Longfin lanternfish) | Myctophidae | Myctophiformes | 1 |
| Diplectrum bivittatum (Dwarf sand perch) | Serranidae | Perciformes/Serranoidei | 1 |
| Diplectrum formosum (Sand perch) | Serranidae | Perciformes/Serranoidei | 1 |
| Diplodus annularis (annular seabream) | Sparidae | Eupercaria/misc | 1 |
| Diplodus cervinus (Zebra seabream) | Sparidae | Eupercaria/misc | 1 |
| Diplodus puntazzo (Sharpsnout seabream) | Sparidae | Eupercaria/misc | 1 |
| Diplodus sargus (Common white seabream) | Sparidae | Eupercaria/misc | 4 |
| Diplodus vulgaris (common two-banded seabream) | Sparidae | Eupercaria/misc | 3 |
| Dipturus laevis (barndoor skate) | Rajidae | Rajiformes | 1 |
| Dorosoma cepedianum (American Gizzard Shad) | Dorosomatidae | Clupeiformes | 1 |
| Dotalabrus aurantiacus (Castelnaus wrasse) | Labridae | Eupercaria/misc | 1 |
| Ebinania costaecanariae | Psychrolutidae | Perciformes/Cottoidei | 1 |
| Echidna nebulosa (snowflake eel) | Muraenidae | Anguilliformes | 2 |
| Echiichthys vipera (Lesser weeverfish) | Trachinidae | Perciformes/Percoidei | 2 |
| Eleginops maclovinus (Patagonian Blennie) | Eleginopidae | Perciformes/Notothenioidei | 1 |
| Eleginus gracilis (saffron cod) | Gadidae | Gadiformes | 1 |
| Encheliophis homei (Silver Pearlfish) | Carapidae | Ophidiiformes | 1 |
| Enchelyopus cimbrius (Fourbeard rockling) | Gaidropsaridae | Gadiformes | 2 |
| Engraulis encrasicolus (European anchovy) | Engraulidae | Clupeiformes | 1 |
| Enophrys diceraus (Antlered sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Enoplosus armatus (old wife) | Enoplosidae | Centrarchiformes | 3 |
| Eopsetta jordani (petrale sole) | Pleuronectidae | Pleuronectiformes | 2 |
| Epalzeorhynchos bicolor (Red-tailed black shark) | Cyprinidae | Cypriniformes | 1 |
| Epigonus denticulatus (pencil cardinalfish) | Epigonidae | Acropomatiformes | 1 |
| Epinephelus aeneus (white grouper) | Epinephelidae | Perciformes/Serranoidei | 2 |
| Epinephelus cyanopodus (purple rockcod) | Epinephelidae | Perciformes/Serranoidei | 1 |
| Epinephelus hexagonatus (Starspotted grouper) | Epinephelidae | Perciformes/Serranoidei | 1 |
| Epinephelus marginatus (dusky grouper) | Epinephelidae | Perciformes/Serranoidei | 2 |
| Epinephelus morio (Red grouper) | Epinephelidae | Perciformes/Serranoidei | 1 |
| Epinephelus polyphekadion (camouflage grouper) | Epinephelidae | Perciformes/Serranoidei | 1 |
| Eptatretus stoutii (Pacific hagfish) | Myxinidae | Myxiniformes | 2 |
| Eques lanceolatus (Jack-knifefish) | Sciaenidae | Eupercaria/misc | 2 |
| Erimystax x-punctatus (Gravel Chub) | Leuciscidae | Cypriniformes | 1 |
| Esox lucius (Northern pike) | Esocidae | Esociformes | 7 |
| Esox masquinongy (Muskellunge) | Esocidae | Esociformes | 2 |
| Etelis carbunculus (Ruby snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Etelis coruscans (Deepwater longtail red snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Etheostoma caeruleum (Rainbow darter) | Percidae | Perciformes/Percoidei | 1 |
| Etmopterus polli (African lanternshark) | Etmopteridae | Squaliformes | 1 |
| Etropus microstomus (smallmouth flounder) | Cyclopsettidae | Pleuronectiformes | 1 |
| Eubalichthys mosaicus (Mosaic leatherjacket) | Monacanthidae | Tetraodontiformes | 2 |
| Eucinostomus lefroyi (Mottled mojarra) | — | — | 1 |
| Eumicrotremus orbis (Pacific spiny lumpsucker) | Cyclopteridae | Perciformes/Cottoidei | 1 |
| Eupetrichthys angustipes (Snakeskin wrasse) | Labridae | Eupercaria/misc | 2 |
| Euthynnus affinis (Mackerel Tuna, Kawakawa) | Scombridae | Scombriformes | 1 |
| Eutrigla gurnardus (snakeskin wrasse) | Triglidae | Perciformes/Scorpaenoidei | 1 |
| Exoglossum maxilingua (Cutlip Minnow) | — | — | 1 |
| Fistularia commersonii (Smooth cornetfish) | Fistulariidae | Syngnathiformes | 2 |
| Fistularia petimba (Red cornetfish) | Fistulariidae | Syngnathiformes | 1 |
| Fowlerichthys radiosus (Singlespot frogfish) | Antennariidae | Lophiiformes | 1 |
| Fundulus diaphanus (Banded Killifish) | Fundulidae | Cyprinodontiformes | 1 |
| Fundulus heteroclitus (Mummichog) | Fundulidae | Cyprinodontiformes | 2 |
| Gadella imberbis (beardless codling) | Moridae | Gadiformes | 1 |
| Gadiculus argenteus (silvery pout) | Gadidae | Gadiformes | 1 |
| Gadopsis bispinosus (Two-spined blackfish) | — | — | 1 |
| Gadus chalcogrammus (Alaska pollock) | Gadidae | Gadiformes | 7 |
| Gadus macrocephalus (Pacific cod) | Gadidae | Gadiformes | 2 |
| Gadus morhua (Atlantic cod) | Gadidae | Gadiformes | 6 |
| Galaxias brevipinnis (climbing galaxias) | Galaxiidae | Galaxiiformes | 2 |
| Galaxias maculatus (Common galaxias) | Galaxiidae | Galaxiiformes | 1 |
| Galaxias olidus (Mountain Galaxias) | Galaxiidae | Galaxiiformes | 1 |
| Galaxias truttaceus (Spotted Galaxias) | Galaxiidae | Galaxiiformes | 1 |
| Galeocerdo cuvier (Tiger Shark) | Galeocerdonidae | Carcharhiniformes | 1 |
| Galeoides decadactylus (lesser African threadfin) | Polynemidae | Carangaria/misc | 1 |
| Galeus polli (African sawtail catshark) | Pentanchidae | Carcharhiniformes | 1 |
| Gambusia affinis (western mosquitofish) | Poeciliidae | Cyprinodontiformes | 2 |
| Gambusia holbrooki (eastern mosquitofish) | Poeciliidae | Cyprinodontiformes | 1 |
| Gasterosteus aculeatus (three-spined stickleback) | Gasterosteidae | Perciformes/Gasterosteoidei | 9 |
| Gasterosteus wheatlandi (Black-spotted stickleback) | Gasterosteidae | Perciformes/Gasterosteoidei | 1 |
| Genyagnus monopterygius (Spotted Stargazer) | Uranoscopidae | Perciformes/Uranoscopoidei | 1 |
| Genyonemus lineatus (White croaker) | Sciaenidae | Eupercaria/misc | 1 |
| Genypterus capensis (kingklip) | Ophidiidae | Ophidiiformes | 1 |
| Ginglymostoma cirratum (Nurse shark) | Ginglymostomatidae | Orectolobiformes | 1 |
| Girella elevata (Black drummer) | Girellidae | Centrarchiformes | 1 |
| Girella tricuspidata (Luderick) | Girellidae | Centrarchiformes | 4 |
| Girella zebra (Stripey bream) | Girellidae | Centrarchiformes | 2 |
| Glyptocephalus cynoglossus (witch flounder) | Pleuronectidae | Pleuronectiformes | 1 |
| Glyptocephalus zachirus (Rex sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Gobiomorphus australis (Striped gudgeon) | Eleotridae | Gobiiformes | 1 |
| Gymnelus viridis (Fish Doctor) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Gymnocanthus tricuspis (Arctic staghorn sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Gymnocorymbus ternetzi (black skirt tetra) | Acestrorhamphidae | Characiformes | 1 |
| Gymnoscopelus braueri (Tank Goby) | Myctophidae | Myctophiformes | 1 |
| Gymnothorax saxicola (Honeycomb moray) | Muraenidae | Anguilliformes | 1 |
| Gymnothorax thyrsoideus (greyface moray) | Muraenidae | Anguilliformes | 1 |
| Gymnura micrura (Smooth butterfly ray) | Gymnuridae | Myliobatiformes | 1 |
| Haemulon plumierii (White grunt) | Haemulidae | Eupercaria/misc | 1 |
| Haletta semifasciata (Blue weed whiting) | Labridae | Eupercaria/misc | 1 |
| Harengula clupeola (False herring) | Dorosomatidae | Clupeiformes | 1 |
| Harengula jaguana (Scaled sardine) | Dorosomatidae | Clupeiformes | 1 |
| Harengula thrissina (Sardinita Plumilla (Spanish)) | Dorosomatidae | Clupeiformes | 1 |
| Harpagifer bispinis (Magellan plunderfish) | Harpagiferidae | Perciformes/Notothenioidei | 1 |
| Helicolenus dactylopterus (Blackbelly rosefish) | Sebastidae | Perciformes/Scorpaenoidei | 1 |
| Hemibarbus maculatus | Gobionidae | Cypriniformes | 1 |
| Hemilepidotus jordani (yellow Irish lord) | Hemilepidotidae | Perciformes/Cottoidei | 1 |
| Hemilepidotus papilio (butterfly sculpin) | Hemilepidotidae | Perciformes/Cottoidei | 1 |
| Hemitripterus americanus (sea raven) | Hemitripteridae | Perciformes/Cottoidei | 2 |
| Hemitripterus bolini (bigmouth sculpin) | Hemitripteridae | Perciformes/Cottoidei | 1 |
| Heniochus acuminatus (Longfin bannerfish) | Chaetodontidae | Acanthuriformes | 1 |
| Hephaestus carbo (Coal grunter) | Terapontidae | Centrarchiformes | 1 |
| Hephaestus fuliginosus (Sooty grunter) | Terapontidae | Centrarchiformes | 2 |
| Herklotsichthys castelnaui (Southern herring) | Dorosomatidae | Clupeiformes | 1 |
| Heteroconger hassi (Spotted garden eel) | Congridae | Anguilliformes | 2 |
| Heterodontus portusjacksoni (Port Jackson shark) | Heterodontidae | Heterodontiformes | 6 |
| Heteroscarus acroptilus (Rainbow cale) | Labridae | Eupercaria/misc | 4 |
| Heterostichus rostratus (Giant Kelpfish) | Clinidae | Blenniiformes | 2 |
| Hexagrammos stelleri (Whitespotted greening) | Hexagrammidae | Perciformes/Cottoidei | 1 |
| Hexanchus griseus (Bluntnose sixgill shark) | Hexanchidae | Hexanchiformes | 1 |
| Himantura uarnak (Reticulate whipray) | Dasyatidae | Myliobatiformes | 1 |
| Hiodon alosoides (Goldeye) | Hiodontidae | Hiodontiformes | 1 |
| Hiodon tergisus (Mooneye) | Hiodontidae | Hiodontiformes | 1 |
| Hippocampus erectus (Northern seahorse) | Syngnathidae | Syngnathiformes | 2 |
| Hippocampus guttulatus (long-snouted seahorse) | Syngnathidae | Syngnathiformes | 1 |
| Hippoglossina oblonga (Fourspot flounder) | Paralichthyidae | Pleuronectiformes | 1 |
| Hippoglossina stomata (Bigmouth sole) | Paralichthyidae | Pleuronectiformes | 2 |
| Hippoglossoides elassodon (Flathead sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Hippoglossoides platessoides (American plaice) | Pleuronectidae | Pleuronectiformes | 2 |
| Hippoglossoides robustus (Bering flounder) | Pleuronectidae | Pleuronectiformes | 1 |
| Hippoglossus hippoglossus (Atlantic halibut) | Pleuronectidae | Pleuronectiformes | 1 |
| Hippoglossus stenolepis (Pacific halibut) | Pleuronectidae | Pleuronectiformes | 1 |
| Hipposcarus harid (Indian longnose parrotfish) | Labridae | Eupercaria/misc | 1 |
| Holohalaelurus regani (Izak catshark) | Pentanchidae | Carcharhiniformes | 1 |
| Homaloptera confuzona | Balitoridae | Cypriniformes | 1 |
| Hoplerythrinus unitaeniatus (jeju) | Erythrinidae | Characiformes | 1 |
| Hoplostethus atlanticus (orange roughy) | Trachichthyidae | Trachichthyiformes | 2 |
| Hoplostethus cadenati (black slimehead) | Trachichthyidae | Trachichthyiformes | 1 |
| Hybognathus hankinsoni (Brassy Minnow) | Leuciscidae | Cypriniformes | 1 |
| Hybognathus regius (Eastern Silvery Minnow) | Leuciscidae | Cypriniformes | 1 |
| Hydrolagus colliei (spotted ratfish) | Chimaeridae | Chimaeriformes | 2 |
| Hygophum reinhardtii (Reinhardt's lantern fish) | Myctophidae | Myctophiformes | 1 |
| Hypentelium nigricans (Northern hogsucker) | Catostomidae | Cypriniformes | 4 |
| Hypomesus transpacificus (Delta smelt) | Osmeridae | Osmeriformes | 1 |
| Hypoplectrodes maccullochi (Halfbanded seaperch) | Anthiadidae | Perciformes/Serranoidei | 2 |
| Hypseleotris galii (Firetail gudgeon) | Eleotridae | Gobiiformes | 1 |
| Hypsoblennius jenkinsi (Mussel blenny) | Blenniidae | Blenniiformes | 2 |
| Icichthys lockingtoni (Medusafish) | Centrolophidae | Scombriformes | 1 |
| Ictalurus punctatus (Channel catfish) | Ictaluridae | Siluriformes | 2 |
| Ictiobus cyprinellus (Bigmouth Buffalo) | Catostomidae | Cypriniformes | 1 |
| Idiacanthus antrostomus (Pacific blackdragon) | Stomiidae | Stomiiformes | 2 |
| Istiompax indica (black marlin) | Istiophoridae | Carangiformes | 1 |
| Istiophorus platypterus (Indo-Pacific sailfish) | Istiophoridae | Carangiformes | 4 |
| Kajikia albida (White marlin) | Istiophoridae | Carangiformes | 2 |
| Kajikia audax (striped marlin) | Istiophoridae | Carangiformes | 2 |
| Katsuwonus pelamis (skipjack tuna) | Scombridae | Scombriformes | 1 |
| Kryptolebias marmoratus (Mangrove rivulus) | Rivulidae | Cyprinodontiformes | 2 |
| Kryptopterus vitreolus (Thai glass catfish) | Siluridae | Siluriformes | 1 |
| Kuhlia rupestris (Jungle perch) | Kuhliidae | Centrarchiformes | 1 |
| Kuhlia sandvicensis (Hawaiian flagtail) | Kuhliidae | Centrarchiformes | 1 |
| Kyphosus bigibbus (gray drummer) | Kyphosidae | Centrarchiformes | 1 |
| Kyphosus sydneyanus (silver drummer) | Kyphosidae | Centrarchiformes | 1 |
| Kyphosus vaigiensis (Chopa bronceada (Spanish)) | Kyphosidae | Centrarchiformes | 1 |
| Labeobarbus aeneus (Smallmouth Yellowfish) | Cyprinidae | Cypriniformes | 1 |
| Labrus viridis (green wrasse) | Labridae | Eupercaria/misc | 1 |
| Lamna ditropis (Salmon Shark) | Lamnidae | Lamniformes | 1 |
| Larimichthys polyactis (yellow croaker) | Sciaenidae | Eupercaria/misc | 1 |
| Latropiscis purpurissatus (Sergeant baker) | Aulopidae | Aulopiformes | 1 |
| Lentipes mekonggaensis (Mekongga Lentipes) | Gobiidae | Gobiiformes | 1 |
| Lepidopsetta bilineata (southern rock sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Lepidopsetta polyxystra (Northern rock sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Lepidopus caudatus (silver scabbardfish) | Trichiuridae | Scombriformes | 2 |
| Lepidorhombus boscii (Fourspot megrim) | Scophthalmidae | Pleuronectiformes | 2 |
| Lepidorhombus whiffiagonis (megrim) | Scophthalmidae | Pleuronectiformes | 1 |
| Lepisosteus oculatus (Spotted gar) | Lepisosteidae | Lepisosteiformes | 1 |
| Lepisosteus osseus (Longnose gar) | Lepisosteidae | Lepisosteiformes | 1 |
| Lepomis auritus (Redbreast sunfish) | Centrarchidae | Centrarchiformes | 2 |
| Lepomis gibbosus (Pumpkinseed sunfish) | Centrarchidae | Centrarchiformes | 3 |
| Lepomis macrochirus (Bluegill Sunfish) | Centrarchidae | Centrarchiformes | 2 |
| Lepophidium profundorum (Blackrim cusk-eel) | Ophidiidae | Ophidiiformes | 1 |
| Leptagonus decagonus (Atlantic poacher) | Agonidae | Perciformes/Cottoidei | 1 |
| Leptagonus frenatus (Sawback poacher) | — | — | 1 |
| Leptoclinus maculatus (daubed shanny) | Lumpenidae | Perciformes/Zoarcoidei | 1 |
| Lestidiops ringens (Slender barracudina) | Paralepididae | Aulopiformes | 1 |
| Leuciscus idus (Ide) | Leuciscidae | Cypriniformes | 1 |
| Leucoraja erinacea (Little skate) | — | — | 1 |
| Leucoraja garmani (Rosette skate) | Rajidae | Rajiformes | 1 |
| Leucoraja naevus (Cuckoo ray) | Rajidae | Rajiformes | 1 |
| Leucoraja ocellata (Winter skate) | Rajidae | Rajiformes | 1 |
| Lichia amia (Leerfish) | Carangidae | Carangiformes | 1 |
| Limanda aspera (Yellowfin sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Limanda limanda (dab) | Pleuronectidae | Pleuronectiformes | 1 |
| Lipolagus ochotensis (Eared blacksmelt) | Bathylagidae | Argentiniformes | 1 |
| Lithognathus mormyrus (striped seabream) | Sparidae | Eupercaria/misc | 2 |
| Liza aurata (golden grey mullet) | — | — | 1 |
| Liza ramada (Thinlip mullet) | — | — | 1 |
| Lophius americanus (Goosefish) | Lophiidae | Lophiiformes | 2 |
| Lophius piscatorius (angler monkfish) | Lophiidae | Lophiiformes | 2 |
| Lophius vomerinus (Devil anglerfish) | Lophiidae | Lophiiformes | 1 |
| Lucania goodei (Bluefin killifish) | Fundulidae | Cyprinodontiformes | 2 |
| Lucigadus ori (Bronze whiptail) | Macrouridae | Gadiformes | 1 |
| Luciobarbus bocagei (Iberian barbel) | Cyprinidae | Cypriniformes | 1 |
| Luciobarbus capito (Bulatmai Barbel) | Cyprinidae | Cypriniformes | 1 |
| Lumpenus lampretaeformis (Snakeblenny) | Lumpenidae | Perciformes/Zoarcoidei | 1 |
| Lutjanus alexandrei (Brazilian snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Lutjanus fulvus (Black Tailed Snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Lutjanus griseus (Mangrove snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Lutjanus jocu (Dog snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Lutjanus viridis (Blue-and-gold Snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Luxilus chrysocephalus (Striped Shiner) | Leuciscidae | Cypriniformes | 1 |
| Luxilus coccogenis (Warpaint shiner) | — | — | 1 |
| Luxilus cornutus (Common shiner) | Leuciscidae | Cypriniformes | 3 |
| Lycodes brevipes (Shortfin eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes eudipleurostictus (Doubleline Eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes gracilis (Vahl's eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes mucosus (Saddled Eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes palearis (Wattled eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes pallidus (Pale Eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes raridens (Marbled eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes reticulatus (Arctic Eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lycodes seminudus (Longear Eelpout) | Zoarcidae | Perciformes/Zoarcoidei | 1 |
| Lyopsetta exilis (Slender sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Lythrurus umbratilis (Redfin Shiner) | Leuciscidae | Cypriniformes | 1 |
| Maccullochella peelii (Murray Cod) | Percichthyidae | Centrarchiformes | 1 |
| Macruronus magellanicus (Patagonian grenadier) | Macruronidae | Gadiformes | 1 |
| Makaira nigricans (blue marlin) | Istiophoridae | Carangiformes | 2 |
| Malacoraja senta (Smooth skate) | Rajidae | Rajiformes | 1 |
| Mallotus villosus (capelin) | Osmeridae | Osmeriformes | 3 |
| Margariscus nachtriebi (Northern Pearl Dace) | Leuciscidae | Cypriniformes | 1 |
| Mayaheros urophthalmus (Mayan cichlid) | Cichlidae | Cichliformes | 1 |
| Meiacanthus nigrolineatus (Blackline fangblenny) | Blenniidae | Blenniiformes | 1 |
| Melamphaes lugubris (Highsnout melamphid) | Melamphaidae | Beryciformes | 1 |
| Melamphaes parvus (Little bigscale) | Melamphaidae | Beryciformes | 1 |
| Melanocetus johnsonii (Humpback anglerfish) | Melanocetidae | Lophiiformes | 1 |
| Melanogrammus aeglefinus (haddock) | Gadidae | Gadiformes | 1 |
| Melanotaenia australis (Western rainbowfish) | Melanotaeniidae | Atheriniformes | 1 |
| Melanotaenia exquisita (Exquisite rainbowfish) | Melanotaeniidae | Atheriniformes | 1 |
| Melanotaenia nigrans (Black-banded rainbowfish) | Melanotaeniidae | Atheriniformes | 1 |
| Menidia menidia (Atlantic Silverside) | Atherinopsidae | Atheriniformes | 2 |
| Merlangius merlangus (whiting) | Gadidae | Gadiformes | 1 |
| Merluccius albidus (Offshore hake) | Merlucciidae | Gadiformes | 1 |
| Merluccius bilinearis (Silver hake) | Merlucciidae | Gadiformes | 1 |
| Merluccius merluccius (hake) | Merlucciidae | Gadiformes | 1 |
| Merluccius paradoxus (Deep-water Cape hake) | Merlucciidae | Gadiformes | 1 |
| Merluccius polli (Benguela hake) | Merlucciidae | Gadiformes | 1 |
| Merluccius productus (Pacific hake) | Merlucciidae | Gadiformes | 1 |
| Mesonauta festivus (flag cichlid) | Cichlidae | Cichliformes | 1 |
| Mesonauta insignis | Cichlidae | Cichliformes | 1 |
| Meuschenia flavolineata (Yellowstriped leatherjacket) | Monacanthidae | Tetraodontiformes | 1 |
| Meuschenia hippocrepis (Horseshoe leatherjacket) | Monacanthidae | Tetraodontiformes | 1 |
| Micromesistius poutassou (Blue whiting) | Gadidae | Gadiformes | 1 |
| Micropterus dolomieu (Smallmouth Bass) | Centrarchidae | Centrarchiformes | 7 |
| Micropterus salmoides (largemouth bass) | Centrarchidae | Centrarchiformes | 4 |
| Microstomus kitt (lemon sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Microstomus pacificus (Dover sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Mitsukurina owstoni (goblin shark) | Mitsukurinidae | Lamniformes | 1 |
| Mobula alfredi (Reef manta ray) | Mobulidae | Myliobatiformes | 1 |
| Moenkhausia costae (Lambari) | Acestrorhamphidae | Characiformes | 1 |
| Moenkhausia cotinho (Black Caudal Peduncle Tetra) | Acestrorhamphidae | Characiformes | 1 |
| Mogurnda adspersa (Southern purple-spotted gudgeon) | Eleotridae | Gobiiformes | 1 |
| Mogurnda mogurnda (Northern purple-spotted gudgeon) | Eleotridae | Gobiiformes | 1 |
| Mola mola (Ocean sunfish) | Molidae | Tetraodontiformes | 1 |
| Molva molva (Ling) | Lotidae | Gadiformes | 2 |
| Monodactylus argenteus (Diamondfish) | Monodactylidae | Eupercaria/misc | 1 |
| Monolene microstoma (Smallmouth moonflounder) | Bothidae | Pleuronectiformes | 1 |
| Morone chrysops (White bass) | Moronidae | Eupercaria/misc | 1 |
| Moxostoma carinatum (River Redhorse) | Catostomidae | Cypriniformes | 1 |
| Moxostoma Duquesnei (Black Redhorse) | — | — | 1 |
| Moxostoma erythrurum (Golden Redhorse) | Catostomidae | Cypriniformes | 1 |
| Moxostoma macrolepidotum (Shorthead Redhorse) | Catostomidae | Cypriniformes | 1 |
| Moxostoma valenciennesi (Greater Redhorse) | Catostomidae | Cypriniformes | 1 |
| Mugil cephalus (Flathead grey mullet) | Mugilidae | Mugiliformes | 1 |
| Mugil curema (Lisa plateada (Spanish)) | Mugilidae | Mugiliformes | 1 |
| Mulloidichthys flavolineatus (Yellowstripe goatfish) | Mullidae | Mulliformes | 3 |
| Mulloidichthys martinicus (Yellow goatfish) | Mullidae | Mulliformes | 1 |
| Mullus barbatus (red mullet) | Mullidae | Mulliformes | 1 |
| Muraena helena (Mediterranean Moray Eel) | Muraenidae | Anguilliformes | 1 |
| Mustelus canis (Dusky smooth-hound) | Triakidae | Carcharhiniformes | 1 |
| Mustelus palumbes (Whitespotted smooth-hound) | Triakidae | Carcharhiniformes | 1 |
| Myliobatis tenuicaudatus (Australian eagle ray) | — | — | 1 |
| Mylocheilus caurinus (Peamouth Chub) | Leuciscidae | Cypriniformes | 1 |
| Mylopharyngodon piceus (Black carp) | Xenocyprididae | Cypriniformes | 1 |
| Myloplus rubripinnis (red hook silver dollar) | Serrasalmidae | Characiformes | 1 |
| Myoxocephalus octodecemspinosus (longhorn sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Myoxocephalus scorpius (shorthorn sculpin) | Cottidae | Perciformes/Cottoidei | 2 |
| Mystus cavasius (Gangetic mystus) | Bagridae | Siluriformes | 1 |
| Myxine glutinosa (hagfish) | Myxinidae | Myxiniformes | 1 |
| Myxocyprinus asiaticus | Catostomidae | Cypriniformes | 1 |
| Myxus elongatus (Sand grey mullet) | Mugilidae | Mugiliformes | 1 |
| Myzopsetta ferruginea (Yellowtail flounder) | Pleuronectidae | Pleuronectiformes | 1 |
| Myzopsetta proboscidea (Longhead dab) | Pleuronectidae | Pleuronectiformes | 1 |
| Nannostomus eques (Hockeystick Pencilfish) | Lebiasinidae | Characiformes | 1 |
| Nansenia candida (Bluethroat argentine) | Microstomatidae | Argentiniformes | 1 |
| Naso unicornis (Bluespine unicornfish) | Acanthuridae | Acanthuriformes | 2 |
| Negaprion acutidens (Sicklefin lemon shark) | Carcharhinidae | Carcharhiniformes | 1 |
| Negaprion brevirostris (Lemon shark) | Carcharhinidae | Carcharhiniformes | 2 |
| Nemadactylus valenciennesi (sea carp) | Latridae | Centrarchiformes | 1 |
| Nemichthys scolopaceus (Slender snipe eel) | Nemichthyidae | Anguilliformes | 1 |
| Neogobius melanostomus (Round goby) | Gobiidae | Gobiiformes | 1 |
| Nerophis ophidion (Straightnose pipefish) | Syngnathidae | Syngnathiformes | 1 |
| Nocomis biguttatus (hornyhead chub) | Leuciscidae | Cypriniformes | 2 |
| Nocomis micropogon (River Chub) | Leuciscidae | Cypriniformes | 1 |
| Notemigonus crysoleucas (golden shiner) | Leuciscidae | Cypriniformes | 3 |
| Notolabrus gymnogenis (Crimsonband wrasse) | Labridae | Eupercaria/misc | 1 |
| Notolychnus valdiviae (Topside lampfish) | Myctophidae | Myctophiformes | 1 |
| Notoscopelus resplendens (Patchwork lampfish) | Myctophidae | Myctophiformes | 1 |
| Notothenia neglecta (Yellowbelly Rockcod) | Nototheniidae | Perciformes/Notothenioidei | 1 |
| Notothenia rossii (Marbled Rockcod) | Nototheniidae | Perciformes/Notothenioidei | 1 |
| Notropis amabilis (Texas shiner) | Leuciscidae | Cypriniformes | 1 |
| Notropis atherinoides (Emerald shiner) | Leuciscidae | Cypriniformes | 2 |
| Notropis bifrenatus (Bridle Shiner) | Leuciscidae | Cypriniformes | 1 |
| Notropis hudsonius (Spottail Shiner) | — | — | 1 |
| Notropis rubellus (Rosyface shiner) | Leuciscidae | Cypriniformes | 2 |
| Oblada melanura (Saddled seabream) | — | — | 1 |
| Oblada melanurus (saddled seabream) | Sparidae | Eupercaria/misc | 1 |
| Ocella dodecaedron (Bering poacher) | — | — | 1 |
| Ocyurus chrysurus (Yellowtail snapper) | Lutjanidae | Eupercaria/misc | 1 |
| Oedalechilus labeo (boxlip mullet) | Mugilidae | Mugiliformes | 1 |
| Oligocottus maculosus (Tidepool sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Olisthops cyanomelas (Herring cale) | Labridae | Eupercaria/misc | 2 |
| Omegophora armilla (Ringed toadfish) | Tetraodontidae | Tetraodontiformes | 1 |
| Oncorhynchus gorbuscha (Pink salmon) | Salmonidae | Salmoniformes | 1 |
| Oncorhynchus keta (chum salmon) | Salmonidae | Salmoniformes | 2 |
| Oncorhynchus kisutch (Coho salmon) | Salmonidae | Salmoniformes | 1 |
| Oncorhynchus mykiss (Rainbow trout) | Salmonidae | Salmoniformes | 2 |
| Oncorhynchus nerka (Sockeye Salmon) | Salmonidae | Salmoniformes | 2 |
| Ophidion scrippsae (Basketweave cusk-eel) | Ophidiidae | Ophidiiformes | 1 |
| Ophthalmolepis lineolatus (Maori wrasse) | — | — | 2 |
| Oreochromis alcalicus grahami (Magadi Tilapia) | — | — | 1 |
| Oreochromis aureus (Tilapia africana azul (Spanish)) | Cichlidae | Cichliformes | 1 |
| Oreochromis mossambicus (Mozambique Tilapia) | Cichlidae | Cichliformes | 1 |
| Oreochromis niloticus (Nile Tilapia) | Cichlidae | Cichliformes | 1 |
| Oryzias latipes (Japanese medaka) | Adrianichthyidae | Beloniformes | 1 |
| Osmerus mordax (rainbow smelt) | Osmeridae | Osmeriformes | 3 |
| Osteoglossum bicirrhosum (aruanã) | Osteoglossidae | Osteoglossiformes | 2 |
| Ostracion meleagris (White‑spotted boxfish) | Ostraciidae | Tetraodontiformes | 1 |
| Otocinclus vestitus (Dwarg otocinclus) | Loricariidae | Siluriformes | 1 |
| Oxylebius pictus (Painted greenling) | Zaniolepididae | Perciformes/Cottoidei | 2 |
| Oxymonacanthus longirostris (Harlequin filefish, Orangespotted filefish, Longnose filefish) | Monacanthidae | Tetraodontiformes | 1 |
| Pagellus bellottii (Red pandora) | Sparidae | Eupercaria/misc | 1 |
| Pagrus auratus (Silver seabream) | Sparidae | Eupercaria/misc | 2 |
| Pangio kuhlii (Kuhli Loach) | Cobitidae | Cypriniformes | 1 |
| Parablennius gattorugine (tompot blenny) | Blenniidae | Blenniiformes | 1 |
| Parablennius sanguinolentus (Rusty blenny) | Blenniidae | Blenniiformes | 1 |
| Parabramis pekinensis | Xenocyprididae | Cypriniformes | 1 |
| Paracheirodon axelrodi (cardinal tetra) | Acestrorhamphidae | Characiformes | 3 |
| Parachromis managuensis (Jaguar Guapote) | Cichlidae | Cichliformes | 1 |
| Paracirrhites forsteri (Freckled Hawkfish) | Cirrhitidae | Centrarchiformes | 1 |
| Parakneria thysi (shellear) | Kneriidae | Gonorynchiformes | 1 |
| Paralabrax clathratus (Kelp bass) | Serranidae | Perciformes/Serranoidei | 3 |
| Paralichthys dentatus (Summer flounder) | Paralichthyidae | Pleuronectiformes | 1 |
| Paranotothenia magellanica (Magellanic rockcod) | Nototheniidae | Perciformes/Notothenioidei | 1 |
| Parma microlepis (White-ear scalyfin) | Pomacentridae | Ovalentaria/misc | 1 |
| Parma victoriae (Scalyfin) | Pomacentridae | Ovalentaria/misc | 1 |
| Parophrys vetulus (English sole) | Pleuronectidae | Pleuronectiformes | 1 |
| Parosphromenus deissneri (Licorice gourami) | Osphronemidae | Anabantiformes | 1 |
| Parupeneus ciliatus (Diamondscale goatfish) | Mullidae | Mulliformes | 2 |
| Pastinachus sephen (Cowtail stringray) | Dasyatidae | Myliobatiformes | 1 |
| Perca flavescens (Yellow perch) | Percidae | Perciformes/Percoidei | 4 |
| Perca fluviatilis (European perch) | Percidae | Perciformes/Percoidei | 4 |
| Percalates novemaculeata (Australian bass) | — | — | 1 |
| Percina caprodes (Logperch) | Percidae | Perciformes/Percoidei | 1 |
| Phenacogrammus interruptus (Congo tetra) | Alestidae | Characiformes | 2 |
| Pholis gunnellus (Rock Gunnel) | Pholidae | Perciformes/Zoarcoidei | 1 |
| Phoxinus phoxinus (European minnow) | Leuciscidae | Cypriniformes | 8 |
| Phoxinus septimaniae (Minnow) | Leuciscidae | Cypriniformes | 1 |
| Phyllopteryx taeniolatus (Weedy seadragon) | Syngnathidae | Syngnathiformes | 1 |
| Pimephales notatus (bluntnose minnow) | Leuciscidae | Cypriniformes | 4 |
| Pimephales promelas (Fathead minnow) | Leuciscidae | Cypriniformes | 3 |
| Platichthys flesus (European Flounder) | Pleuronectidae | Pleuronectiformes | 2 |
| Platichthys stellatus (Starry flounder) | Pleuronectidae | Pleuronectiformes | 1 |
| Platycephalus laevigatus (Rock flathead) | Platycephalidae | Perciformes/Scorpaenoidei | 1 |
| Platycephalus speculator (Southern bluespotted flathead) | Platycephalidae | Perciformes/Scorpaenoidei | 2 |
| Plectropomus laevis (Blacksaddled coral grouper) | Epinephelidae | Perciformes/Serranoidei | 1 |
| Plectropomus punctatus (Marbled coralgrouper) | Epinephelidae | Perciformes/Serranoidei | 1 |
| Pleuronectes platessa (plaice) | Pleuronectidae | Pleuronectiformes | 1 |
| Pleuronectes quadrituberculatus (Alaska plaice) | Pleuronectidae | Pleuronectiformes | 1 |
| Pleuronichthys verticalis (Hornyhead turbot) | Pleuronectidae | Pleuronectiformes | 1 |
| Plotosus lineatus (Striped eel catfish) | Plotosidae | Siluriformes | 1 |
| Podothecus acipenserinus (Sturgeon poacher) | — | — | 1 |
| Poecilia butleri (Topote del Pacífico (Spanish)) | Poeciliidae | Cyprinodontiformes | 1 |
| Poecilia reticulata (Trinidadian Guppy) | Poeciliidae | Cyprinodontiformes | 3 |
| Poecilia sphenops (black mollies) | Poeciliidae | Cyprinodontiformes | 2 |
| Pollachius virens (Saithe) | Gadidae | Gadiformes | 1 |
| Polypterus ornatipinnis (ornate bichir) | Polypteridae | Polypteriformes | 1 |
| Pomacentrus amboinensis (Ambon damsel) | Pomacentridae | Ovalentaria/misc | 2 |
| Pomatomus saltatrix (bluefish) | Pomatomidae | Scombriformes | 4 |
| Pomatoschistus minutus (Sand goby) | Gobiidae | Gobiiformes | 1 |
| Potamotrygon motoro (river stingray) | Potamotrygonidae | Myliobatiformes | 1 |
| Prionotus carolinus (Northern searobin) | Triglidae | Perciformes/Scorpaenoidei | 1 |
| Prionurus laticlavius (Pez Cirujano Barbero Punteado (Spanish)) | Acanthuridae | Acanthuriformes | 1 |
| Procypris rabaudi (Rock carp) | Cyprinidae | Cypriniformes | 1 |
| Prototroctes maraena (Australian grayling) | Retropinnidae | Osmeriformes | 1 |
| Psetta maxima (Turbot) | — | — | 1 |
| Pseudanthias squamipinnis (Lyre-tail anthias) | Anthiadidae | Perciformes/Serranoidei | 1 |
| Pseudaphritis urvillii (Tupong) | Pseudaphritidae | Perciformes/Notothenioidei | 1 |
| Pseudoambassis jacksoniensis (Port Jackson glassfish) | Ambassidae | Ovalentaria/misc | 1 |
| Pseudoambassis macleayi (Macleay's glassfish) | Ambassidae | Ovalentaria/misc | 1 |
| Pseudocaranx dentex (White trevally) | Carangidae | Carangiformes | 1 |
| Pseudochromis fridmani (Orchid Dottyback) | Pseudochromidae | Ovalentaria/misc | 1 |
| Pseudochromis fuscus (brown dottyback) | Pseudochromidae | Ovalentaria/misc | 1 |
| Pseudocrenilabrus multicolor (Egyptian Mouthbrooder) | Cichlidae | Cichliformes | 1 |
| Pseudogoniistius nigripes (magpie perch) | Latridae | Centrarchiformes | 2 |
| Pseudomugil cyanodorsalis (Neon blue-eye) | Pseudomugilidae | Atheriniformes | 1 |
| Pseudomugil signifer (Pacific blue-eye) | Pseudomugilidae | Atheriniformes | 1 |
| Pseudomugil tenellus (Delicate blue-eye) | Pseudomugilidae | Atheriniformes | 1 |
| Pseudopleuronectes americanus (winter flounder) | Pleuronectidae | Pleuronectiformes | 4 |
| Pseudorasbora parva (Topmouth Gudgeon) | Gobionidae | Cypriniformes | 1 |
| Pseudotolithus senegalensis (Cassava croaker) | Sciaenidae | Eupercaria/misc | 1 |
| Pseudotriakis microdon (false catshark) | Pseudotriakidae | Carcharhiniformes | 1 |
| Pseudupeneus maculatus (Spotted goatfish) | Mullidae | Mulliformes | 1 |
| Pteronotropis harperi (Redeye chub) | Leuciscidae | Cypriniformes | 1 |
| Pterophyllum scalare (Angelfish) | Cichlidae | Cichliformes | 2 |
| Pterygoplichthys sp. (American armored catfishes) | — | — | 1 |
| Pungitius pungitius (Nine spine sticklebacks) | Gasterosteidae | Perciformes/Gasterosteoidei | 1 |
| Puntigrus tetrazona | Cyprinidae | Cypriniformes | 1 |
| Pygocentrus nattereri (red-bellied piranha) | Serrasalmidae | Characiformes | 1 |
| Raja leopardus (Leopard skate) | — | — | 1 |
| Raja miraletus (Brown ray) | Rajidae | Rajiformes | 3 |
| Raja straeleni (Spotted skate) | Rajidae | Rajiformes | 1 |
| Raja wallacei (Yellowspotted skate) | — | — | 1 |
| Rasbora borapetensis (Blackline rasbora) | Danionidae | Cypriniformes | 1 |
| Rasbora einthovenii (brilliant rasbora) | Danionidae | Cypriniformes | 1 |
| Rasbora trilineata (Scissortail rasbora) | Danionidae | Cypriniformes | 1 |
| Regalecus glesne (giant oarfish) | Regalecidae | Lampriformes | 1 |
| Reinhardtius hippoglossoides (Greenland halibut) | Pleuronectidae | Pleuronectiformes | 1 |
| Rhamdia guatemalensis (Pale catfish) | Heptapteridae | Siluriformes | 1 |
| Rhincodon typus (Whale shark) | Rhincodontidae | Orectolobiformes | 2 |
| Rhinichthys atratulus (Blacknose Dace) | Leuciscidae | Cypriniformes | 1 |
| Rhinichthys cataractae (Longnose Dace) | Leuciscidae | Cypriniformes | 1 |
| Rhodeus ocellatus (Rosy bitterling) | Acheilognathidae | Cypriniformes | 2 |
| Rutilus rutilus (Common roach) | Leuciscidae | Cypriniformes | 3 |
| Sahyadria denisonii (Denison barb) | — | — | 2 |
| Salaria pavo (Peacock blenny) | Blenniidae | Blenniiformes | 1 |
| Salmo marmoratus (Marbled trout) | Salmonidae | Salmoniformes | 1 |
| Salmo salar (Atlantic salmon) | Salmonidae | Salmoniformes | 6 |
| Salmo trutta (Brown trout) | Salmonidae | Salmoniformes | 5 |
| Salvelinus alpinus (Arctic charr) | Salmonidae | Salmoniformes | 2 |
| Salvelinus fontinalis (Brook trout) | Salmonidae | Salmoniformes | 5 |
| Salvelinus fontinalis × Salvelinus namaycush (Splake) | — | — | 1 |
| Sander lucioperca (Zander) | Percidae | Perciformes/Percoidei | 1 |
| Sander vitreus (walleye) | Percidae | Perciformes/Percoidei | 4 |
| Sarda australis (Australian bonito) | Scombridae | Scombriformes | 1 |
| Sardina pilchardus (European pilchard) | Alosidae | Clupeiformes | 3 |
| Sardinella aurita (Round sardinella) | Dorosomatidae | Clupeiformes | 1 |
| Sardinops sagax (Pacific sardine) | Alosidae | Clupeiformes | 1 |
| Sarpa salpa (salema porgy) | Sparidae | Eupercaria/misc | 4 |
| Scardinius erythrophthalmus (Common rudd) | Leuciscidae | Cypriniformes | 4 |
| Scarus ghobban (Blue-barred parrotfish) | Labridae | Eupercaria/misc | 2 |
| Scarus tricolor (Tricolour parrotfish) | Labridae | Eupercaria/misc | 1 |
| Scarus trispinosus (Greenbeak parrotfish) | Labridae | Eupercaria/misc | 1 |
| Scarus zelindae (Fourspot parrotfish) | Labridae | Eupercaria/misc | 1 |
| Schizothorax prenanti | Cyprinidae | Cypriniformes | 1 |
| Sciaena umbra (Brown meagre) | Sciaenidae | Eupercaria/misc | 2 |
| Scomber japonicus (chub mackerel) | Scombridae | Scombriformes | 1 |
| Scomber scombrus (Atlantic mackerel) | Scombridae | Scombriformes | 4 |
| Scomberesox saurus (Atlantic saury) | Scomberesocidae | Beloniformes | 1 |
| Scomberomorus commerson (Narrow-barred Spanish mackerel) | Scombridae | Scombriformes | 2 |
| Scomberomorus munroi (Australian spotted mackerel) | Scombridae | Scombriformes | 1 |
| Scopelogadus bispinosus (Twospine bigscale) | Melamphaidae | Beryciformes | 1 |
| Scophthalmus aquosus (windowpane flounder) | Scophthalmidae | Pleuronectiformes | 1 |
| Scophthalmus maximus (Turbot) | Scophthalmidae | Pleuronectiformes | 1 |
| Scorpaena guttata (California Scorpionfish) | Scorpaenidae | Perciformes/Scorpaenoidei | 1 |
| Scorpaena porcus (Black scorpionfish) | Scorpaenidae | Perciformes/Scorpaenoidei | 1 |
| Scorpaena scrofa (Red scorpionfish) | Scorpaenidae | Perciformes/Scorpaenoidei | 1 |
| Scorpaenichthys marmoratus (Cabezon) | Jordaniidae | Perciformes/Cottoidei | 2 |
| Scorpis aequipinnis (sea sweep) | Scorpididae | Centrarchiformes | 1 |
| Scorpis lineolata (Silver sweep) | Scorpididae | Centrarchiformes | 1 |
| Scyliorhinus canicula (Small spotted catshark) | Scyliorhinidae | Carcharhiniformes | 3 |
| Scyliorhinus capensis (Yellowspotted catshark) | Scyliorhinidae | Carcharhiniformes | 1 |
| Scyliorhinus retifer (Chain catshark) | Scyliorhinidae | Carcharhiniformes | 1 |
| Sebastes alutus (Pacific ocean perch) | Sebastidae | Perciformes/Scorpaenoidei | 2 |
| Sebastes caurinus (copper rockfish) | Sebastidae | Perciformes/Scorpaenoidei | 2 |
| Sebastes fasciatus (Acadian redfish) | Sebastidae | Perciformes/Scorpaenoidei | 2 |
| Sebastes jordani (shortbelly rockfish) | Sebastidae | Perciformes/Scorpaenoidei | 1 |
| Sebastes marinus (redfish) | — | — | 1 |
| Sebastes melanops (black rockfish) | Sebastidae | Perciformes/Scorpaenoidei | 1 |
| Sebastes mentella (beaked redfish) | Sebastidae | Perciformes/Scorpaenoidei | 2 |
| Sebastes paucispinis (Bocaccio) | Sebastidae | Perciformes/Scorpaenoidei | 2 |
| Sebastes schlegelii (black rockfish) | Sebastidae | Perciformes/Scorpaenoidei | 1 |
| Sebastes viviparus (Norway redfish) | Sebastidae | Perciformes/Scorpaenoidei | 2 |
| Sebastolobus alascanus (Shortspine Thornyhead) | Sebastidae | Perciformes/Scorpaenoidei | 1 |
| Selachophidium guentheri (Barbed brotula) | Ophidiidae | Ophidiiformes | 1 |
| Selene dorsalis (African moonfish) | Carangidae | Carangiformes | 1 |
| Semaprochilodus insignis (jaraqui) | Prochilodontidae | Characiformes | 2 |
| Semotilus atromaculatus (creek chub) | Leuciscidae | Cypriniformes | 4 |
| Semotilus corporalis (Fallfish) | Leuciscidae | Cypriniformes | 1 |
| Seriola dumerili (greater amberjack) | Carangidae | Carangiformes | 2 |
| Seriola lalandi (Yellowtail amberjack) | Carangidae | Carangiformes | 4 |
| Serranus cabrilla (Comber) | Serranidae | Perciformes/Serranoidei | 1 |
| Serranus scriba (Painted comber) | Serranidae | Perciformes/Serranoidei | 1 |
| Sicydium salvini (Multispotted Goby) | Gobiidae | Gobiiformes | 1 |
| Siganus fuscescens (Mottled spinefoot) | Siganidae | Acanthuriformes | 1 |
| Sillago ciliata (Sand whiting) | Sillaginidae | Eupercaria/misc | 1 |
| Silurus glanis (Wels catfish) | Siluridae | Siluriformes | 2 |
| Siphonognathus beddomei (Pencil weed whiting) | Labridae | Eupercaria/misc | 1 |
| Solea solea (Common sole) | Soleidae | Pleuronectiformes | 2 |
| Sparisoma axillare (Gray parrotfish) | Labridae | Eupercaria/misc | 1 |
| Sparisoma cretense (Mediterranean parrotfish) | Labridae | Eupercaria/misc | 1 |
| Sparus aurata (Gilt-head seabream) | Sparidae | Eupercaria/misc | 1 |
| Sphoeroides annulatus (Botete diana (Spanish)) | Tetraodontidae | Tetraodontiformes | 1 |
| Sphyraena argentea (Pacific barracuda) | Sphyraenidae | Carangaria/misc | 2 |
| Sphyraena barracuda (Great barracuda) | Sphyraenidae | Carangaria/misc | 1 |
| Sphyraena intermedia | Sphyraenidae | Carangaria/misc | 2 |
| Sphyraena jello (Pickhandle barracuda) | Sphyraenidae | Carangaria/misc | 1 |
| Sphyraena pinguis (striped barrcuda) | Sphyraenidae | Carangaria/misc | 1 |
| Sphyraena sphyraena (Mediterranean barracuda) | Sphyraenidae | Carangaria/misc | 3 |
| Sphyraena viridensis (Yellowmouth Barracuda) | Sphyraenidae | Carangaria/misc | 6 |
| Sphyrna lewini (Scalloped hammerhead) | Sphyrnidae | Carcharhiniformes | 2 |
| Sphyrna tiburo (Bonnethead shark) | Sphyrnidae | Carcharhiniformes | 2 |
| Spicara altum (Bigeye picarel) | Sparidae | Eupercaria/misc | 1 |
| Spicara maena (blotched picarel) | Sparidae | Eupercaria/misc | 1 |
| Spicara smaris (Picarel) | Sparidae | Eupercaria/misc | 1 |
| Spinibarbus sinensis (qingbo) | Cyprinidae | Cypriniformes | 2 |
| Sprattus sprattus (European sprat) | Clupeidae | Clupeiformes | 1 |
| Squaliobarbus curriculus (Barbel chub) | Xenocyprididae | Cypriniformes | 1 |
| Squalius cephalus (chub) | Leuciscidae | Cypriniformes | 2 |
| Squalius laietanus (Catalan chub) | Leuciscidae | Cypriniformes | 1 |
| Squalius squalus (Italian chub) | Leuciscidae | Cypriniformes | 1 |
| Squalus acanthias (Spiny dogfish) | Squalidae | Squaliformes | 1 |
| Squalus megalops (Shortnose spurdog) | Squalidae | Squaliformes | 2 |
| Squatina oculata (Smoothback angelshark) | Squatinidae | Squatiniformes | 1 |
| Stegastes limbatus (Ebony gregory) | Pomacentridae | Ovalentaria/misc | 1 |
| Stegastes nigricans (Dusky farmerfish) | Pomacentridae | Ovalentaria/misc | 2 |
| Stegastes pelicieri (Mauritian gregory) | Pomacentridae | Ovalentaria/misc | 1 |
| Stegastes punctatus | Pomacentridae | Ovalentaria/misc | 1 |
| Stenobrachius leucopsarus (Northern lampfish) | Myctophidae | Myctophiformes | 1 |
| Stenotomus chrysops (Scup) | Sparidae | Eupercaria/misc | 1 |
| Stichaeus punctatus (Arctic Shanny) | Stichaeidae | Perciformes/Zoarcoidei | 1 |
| Stiphodon annieae (Anni's Stiphodon) | Gobiidae | Gobiiformes | 1 |
| Stiphodon hadiatyae (Renny's Stiphodon) | Gobiidae | Gobiiformes | 2 |
| Stomias atriventer (black-belly dragonfish) | Stomiidae | Stomiiformes | 1 |
| Stomias boa (Boa dragonfish) | Stomiidae | Stomiiformes | 1 |
| Striuntius lateristriga (Spanner barb) | Cyprinidae | Cypriniformes | 1 |
| Strongylura marina (Atlantic needlefish) | Belonidae | Beloniformes | 1 |
| Sufflogobius bibarbatus (pelagic goby) | Gobiidae | Gobiiformes | 1 |
| Symbolophorus boops (Bogue lanternfish) | Myctophidae | Myctophiformes | 1 |
| Symbolophorus californiensis (Bigfin lanternfish) | Myctophidae | Myctophiformes | 1 |
| Symphodus doderleini (Doderlein's wrasse) | Labridae | Eupercaria/misc | 1 |
| Symphodus ocellatus (Ocellated wrasse) | Labridae | Eupercaria/misc | 1 |
| Symphodus tinca (East Atlantic peacock wrasse) | Labridae | Eupercaria/misc | 1 |
| Symphurus atricauda (California tonguefish) | Cynoglossidae | Pleuronectiformes | 1 |
| Symphysodon aequifasciatus (blue discus) | Cichlidae | Cichliformes | 2 |
| Syngnathus acus (Greater Pipefish) | Syngnathidae | Syngnathiformes | 1 |
| Synodus lucioceps (Chile lucio (Spanish)) | Synodontidae | Aulopiformes | 1 |
| Synodus saurus (Atlantic lizardfish) | Synodontidae | Aulopiformes | 1 |
| Taenianotus triacanthus (Leaf Scorpionfish) | Scorpaenidae | Perciformes/Scorpaenoidei | 1 |
| Taeniura lymma (Bluespotted ribbontail ray) | Dasyatidae | Myliobatiformes | 1 |
| Tandanus tandanus (Eel-tailed catfish) | Plotosidae | Siluriformes | 1 |
| Tarletonbeania crenularis (Blue lanternfish) | Myctophidae | Myctophiformes | 1 |
| Taurulus bubalis (Longspined sea scorpion) | Cottidae | Perciformes/Cottoidei | 1 |
| Tautogolabrus adspersus (cunner) | Labridae | Eupercaria/misc | 3 |
| Telestes muticellus (Italian riffle dace) | Leuciscidae | Cypriniformes | 1 |
| Tetragonurus cuvieri (Smalleye squaretail) | Tetragonuridae | Scombriformes | 1 |
| Thalassoma lucasanum (Cortez rainbow wrasse) | Labridae | Eupercaria/misc | 1 |
| Thalassoma pavo (Ornate wrasse) | Labridae | Eupercaria/misc | 1 |
| Thalassoma trilobatum (Christmas wrasse) | Labridae | Eupercaria/misc | 1 |
| Thaleichthys pacificus (Eulachon) | Osmeridae | Osmeriformes | 1 |
| Thunnus alalunga (Albacore) | Scombridae | Scombriformes | 1 |
| Thunnus albacares (yellowfin tuna) | Scombridae | Scombriformes | 3 |
| Thunnus maccoyii (Southern bluefin tuna) | Scombridae | Scombriformes | 1 |
| Thunnus obesus (bigeye tuna) | Scombridae | Scombriformes | 1 |
| Thunnus orientalis (Pacific bluefin tuna) | Scombridae | Scombriformes | 1 |
| Thunnus thynnus (Atlantic bluefin tuna) | Scombridae | Scombriformes | 2 |
| Thymallus thymallus (Grayling) | Salmonidae | Salmoniformes | 2 |
| Thyrsites atun (Snoek) | Gempylidae | Scombriformes | 2 |
| Tinca tinca | Tincidae | Cypriniformes | 1 |
| Tomicodon zebra (Zebra clingfish) | Gobiesocidae | Gobiesociformes | 1 |
| Tomtate grunt (Tomtate grunt) | — | — | 1 |
| Toxotes jaculatrix (Banded Archerfish) | Toxotidae | Carangaria/misc | 1 |
| Trachichthys australis (roughy) | Trachichthyidae | Trachichthyiformes | 1 |
| Trachinops taeniatus (Eastern Hulafish) | Plesiopidae | Ovalentaria/misc | 1 |
| Trachinotus ovatus (Pompano; Silverfish) | Carangidae | Carangiformes | 1 |
| Trachinus araneus (Spotted weever) | Trachinidae | Perciformes/Percoidei | 1 |
| Trachinus vipera (lesser weever) | — | — | 2 |
| Trachipterus altivelis (King-of-the-salmon) | Trachipteridae | Lampriformes | 2 |
| Trachurus capensis (Cape horse mackerel) | Carangidae | Carangiformes | 1 |
| Trachurus mediterraneus (Mediterranean horse mackerel) | Carangidae | Carangiformes | 1 |
| Trachurus murphyi (Jack mackerel) | Carangidae | Carangiformes | 1 |
| Trachurus symmetricus (Pacific jack mackerel) | Carangidae | Carangiformes | 2 |
| Trachurus trachurus (Atlantic Horse Mackerel) | Carangidae | Carangiformes | 3 |
| Trachurus trecae (Cunene horse mackerel) | Carangidae | Carangiformes | 1 |
| Trachyrincus scabrus (Roughsnout grenadier) | Trachyrincidae | Gadiformes | 1 |
| Trematomus hansoni (Striped Rockcod) | Nototheniidae | Perciformes/Notothenioidei | 1 |
| Triaenodon obesus (Whitetip reef shark) | Carcharhinidae | Carcharhiniformes | 1 |
| Trichodon trichodon (Pacific sandfish) | Trichodontidae | Perciformes/Uranoscopoidei | 3 |
| Trichogaster lalius (Dwarf Gourami) | Osphronemidae | Anabantiformes | 1 |
| Trichopodus leerii (Pearl gourami) | Osphronemidae | Anabantiformes | 1 |
| Trichopodus trichopterus (Three spot gourami) | Osphronemidae | Anabantiformes | 2 |
| Trichopsis vittata (Croaking gourami) | Osphronemidae | Anabantiformes | 1 |
| Trigla lucerna (Tub Gurnard) | — | — | 1 |
| Triglops murrayi (Moustache sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Triglops nybelini (Bigeye sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Triglops pingelii (ribbed sculpin) | Cottidae | Perciformes/Cottoidei | 1 |
| Trinectes maculatus (Hogchoker) | Achiridae | Pleuronectiformes | 1 |
| Triphoturus mexicanus (Mexican lanternfish) | Myctophidae | Myctophiformes | 1 |
| Triplophos hemingi | Gonostomatidae | Stomiiformes | 1 |
| Triportheus angulatus (Freshwater sardine (sardinha papuda)) | Triportheidae | Characiformes | 1 |
| Triportheus elongatus (Freshwater sardine (sardinha comprida)) | Triportheidae | Characiformes | 1 |
| Tripterygion tripteronotum (red-black triplefin) | Tripterygiidae | Blenniiformes | 1 |
| Trisopterus esmarkii (Norway pout) | Gadidae | Gadiformes | 1 |
| Trisopterus luscus (bib) | Gadidae | Gadiformes | 2 |
| Trisopterus minutus (poor cod) | Gadidae | Gadiformes | 1 |
| Trygonoptera imitata (Eastern shovelnose stingaree) | Urolophidae | Myliobatiformes | 1 |
| Trygonorrhina dumerilii (Southern fiddler ray) | Trygonorrhinidae | Rhinopristiformes | 2 |
| Ulvaria subbifurcata (Radiated shanny) | Stichaeidae | Perciformes/Zoarcoidei | 1 |
| Umbrina canariensis (canary drum) | Sciaenidae | Eupercaria/misc | 2 |
| Uranoscopus scaber (Atlantic Stargazer) | Uranoscopidae | Perciformes/Uranoscopoidei | 1 |
| Urolophus paucimaculatus (Sparsely-spotted stingaree) | Urolophidae | Myliobatiformes | 1 |
| Urophycis chuss (red hake) | Phycidae | Gadiformes | 1 |
| Urophycis regia (spotted hake) | Phycidae | Gadiformes | 1 |
| Urophycis tenuis (white hake) | Phycidae | Gadiformes | 2 |
| Vinciguerria lucetia (Panama lightfish) | Phosichthyidae | Stomiiformes | 1 |
| Winteria telescopa (binocular fish) | Opisthoproctidae | Argentiniformes | 1 |
| Xiphias gladius (swordfish) | Xiphiidae | Carangiformes | 2 |
| Xiphophorus hellerii (Cola de espada (Spanish)) | Poeciliidae | Cyprinodontiformes | 3 |
| Xyrichtys novacula (Pearly razorfish) | Labridae | Eupercaria/misc | 2 |
| Yarrella blackfordi | Phosichthyidae | Stomiiformes | 1 |
| Zacco platypus (Pale chub) | Xenocyprididae | Cypriniformes | 2 |
| Zanclus cornutus (Moorish idol) | Zanclidae | Acanthuriformes | 1 |
| Zeus capensis (Cape dory) | Zeidae | Zeiformes | 1 |
| Zeus faber (John Dory) | Zeidae | Zeiformes | 1 |
| Zingel zingel (Zingel) | Percidae | Perciformes/Percoidei | 1 |
| Zoarces americanus (ocean pout) | Zoarcidae | Perciformes/Zoarcoidei | 3 |