| Family: |
Characidae (Characins; tetras), subfamily: Stethaprioninae |
| Max. size: |
6.2 cm SL (male/unsexed); max.weight: 3.4 g |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
South America: Argentina. |
| Diagnosis: |
Differs from all other Astyanax species by having 17-20 branched anal-fin rays, one maxillary tooth unicuspidate to tricuspidate, short anal-fin base (24.2-30.3% of SL) and long caudal peduncle (10.5-12.7% of SL ) (Ref. 56693). |
| Biology: |
|
| IUCN Red List Status: |
Not Evaluated (N.E.) Ref. (130435)
|
| Threat to humans: |
harmless |
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