| Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae |
| 5.6 cm TL (male/unsexed) |
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benthopelagic; freshwater, non-migratory |
| North America: known only from Leon Creek (in Pecos River system), Pecos County in Texas, USA. |
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| 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). |
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Vulnerable (VU); Date assessed: 18 November 2011 (D2) Ref. (130435)
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| harmless |
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