Xiphophorus hellerii Cola de espada (Spanish)
ShoalBase has 3 records for this species, reported from 2 countries.
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| Social systems | aggregation (non spawning), courtship display/mating, shoaling, solitary |
| Group sizes | changing group sizes (fission-fusion), medium groups (10-100), small groups (3-10), solitary |
| Habitats | lake/pond, river/stream |
| Life stages observed | adult, juvenile |
| Evidence sources | personal observation |
| Countries | Mexico, UK |
| Family | Poeciliidae |
| Order | Cyprinodontiformes |
| Class | Teleostei |