| Family: |
Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae |
| Max. size: |
4 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater; pH range: 7.5 - 8; dH range: 12 - 15, non-migratory |
| Distribution: |
Central America: Río Salado and Cuatro Ciénegas systems in Mexico. |
| Diagnosis: |
|
| Biology: |
5.0 cm max TL (Ref. 2059). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). |
| IUCN Red List Status: |
Endangered (EN); Date assessed: 26 September 2018 (B1ab(i,ii,iii)) Ref. (130435)
|
| Threat to humans: |
harmless |
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