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Percina apristis (Hubbs & Hubbs, 1954) Guadalupe darter |
| Family: | Percidae (Perches), subfamily: Etheostomatinae | |||
| Max. size: | 11 cm TL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | North America: Guadalupe River system in Texas, USA. | |||
| Diagnosis: | Distinguished by having the following characters: preopercle usually with 0-1 serrae (rarely 2-6); lateral line with 65-81scales (usually more than 67); and belly of males usually with 24 or more scutes (Ref. 86798). | |||
| Biology: | Inhabits fast rocky runs of small to medium rivers, often near brush (Ref. 86798). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 29 March 2012 Ref. (130435) | |||
| Threat to humans: | harmless | |||