| Family: |
Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae |
| Max. size: |
5.6 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater, non-migratory |
| Distribution: |
North America: known only from Leon Creek (in Pecos River system), Pecos County in Texas, USA. |
| Diagnosis: |
|
| Biology: |
Inhabits margins of spring-fed marsh pools; most common away from vegetation (Ref. 5723). Feeds on diatoms, amphipods, and ostracods (Ref. 79012). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). |
| IUCN Red List Status: |
Vulnerable (VU); Date assessed: 18 November 2011 (D2) Ref. (130435)
|
| Threat to humans: |
harmless |
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