| Family: |
Anostomidae (Headstanders) |
| Max. size: |
18 cm TL (male/unsexed); 20 cm TL (female) |
| Environment: |
benthopelagic; freshwater; pH range: 6 - 7.19999980926514; dH range: 10 |
| Distribution: |
South America: coastal rivers of the Guianas and São Francisco River basin. |
| Diagnosis: |
|
| Biology: |
Adults occur in creeks with swift water flow, over sandy and rocky bottoms. Prey on invertebrates (Ref. 12225). Distinct pairs breed on densely grown weedy places. Males tend to remain near the nesting site (Ref. 205). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 24 June 2020 Ref. (130435)
|
| Threat to humans: |
harmless |
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