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Cyprinodon rubrofluviatilis Fowler, 1916 Red River pupfish |
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photo by
Thomas, C. |
| Family: | Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae | |||
| Max. size: | 6 cm TL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater, non-migratory | |||
| Distribution: | North America: found only in upper Red and Brazos River drainages in Oklahoma and Texas, USA. | |||
| Diagnosis: | ||||
| Biology: | Inhabits shallow, sandy pools and runs of headwaters, creeks, and small to medium rivers. Often found in extremely shallow and hot (to 37°C) water (Ref. 5723). Consumes midge and other insect larvae (Ref. 79012). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 22 November 2011 Ref. (130435) | |||
| Threat to humans: | harmless | |||