The Hyphessobrycon tuyensis lives in the benthopelagic, freshwater environment.
Hyphessobrycon tuyensis differs from congeners in having a combination of: four teeth in the inner premaxilla row, seven pored scales in lateral line, six dentary teeth, two foramina in maxilla, subterminal mouth, a long bony laminar prolongation on postcleithrum 3 that is three-quarters the More