Hypomasticus thayeri (Borodin, 1929)

Family:  Anostomidae (Headstanders)
Max. size: 
Environment:  benthopelagic; freshwater
Distribution:  South America: ParaĆ­ba do Sul, Doce and Itapemirim rivers in Brazil.
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. (126983)
Threat to humans:  harmless

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