| Family: |
Anostomidae (Headstanders) |
| Max. size: |
43.5 cm TL (male/unsexed); max.weight: 683.0 g |
| Environment: |
benthopelagic; freshwater, potamodromous |
| Distribution: |
South America: Paraná, Paraguay, and Uruguay River basins. |
| Diagnosis: |
|
| Biology: |
Distinct pairs breed on densely grown weedy places (Ref. 205). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 02 July 2020 Ref. (130435)
|
| Threat to humans: |
harmless |
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