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Etheostoma grahami (Girard, 1859) Rio Grande darter |
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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 | |||