| Family: |
Leuciscidae (Minnows), subfamily: Pogonichthyinae |
| Max. size: |
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9 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
North America: Colorado and San Antonio River drainages in Texas, USA. |
| Diagnosis: |
Anal soft rays: 8-8. Dionda nigrotaenita is similar to its congener D. serena but differs from it by having eye shorter than snout and 8 anal rays (Ref. 86798). |
| Biology: |
Adults inhabit rocky pools, sometimes runs, of headwaters, creeks, and small rivers. Usually occurs among filamentous algae (Ref. 86798). Migratory behaviour is undetermined (Ref. 126106). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 28 November 2011 Ref. (130435)
|
| Threat to humans: |
harmless |
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