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Hypomasticus thayeri (Borodin, 1929) |
| Family: | Anostomidae (Headstanders) | |||
| Max. size: | ||||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | South America: Paraíba do Sul, Doce and Itapemirim rivers in Brazil. | |||
| Diagnosis: | ||||
| Biology: | Distinct pairs breed on densely grown weedy places (Ref. 205). | |||
| IUCN Red List Status: | Vulnerable (VU); Date assessed: 16 May 2022 (B1ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||