Etheostoma grahami (Girard, 1859) Rio Grande darter |
photo by
Thomas, C. |
Family: | Percidae (Perches), subfamily: Etheostomatinae | |||
Max. size: | 6 cm TL (male/unsexed) | |||
Environment: | benthopelagic; freshwater | |||
Distribution: | North America: lower Rio Grande drainage in Texas, USA and Mexico. | |||
Diagnosis: | ||||
Biology: | Inhabit gravel and rubble riffles of creeks and small rivers (Ref. 5723). Eggs are found attached to the substrate unguarded (Ref. 7043). | |||
IUCN Red List Status: | Vulnerable (VU); Date assessed: 03 March 2019 (B2ab(iii)) Ref. (130435) | |||
Threat to humans: | harmless |