Oligosarcus solitarius

The Oligosarcus solitarius lives in the benthopelagic, freshwater environment.

of characin, Oligosarcus solitarius, in the lake system. The holotype was collected in lake Carioca and is distinguishable from Oligosarcus argenteus by minor morphological characters. Menezes (1988) suggested that O. solitarius might have originated by a vicariant process within the lake system. More

Oligosarcus solitarius from several lakes of the Doce river, Minas Gerais, with juveniles feeding on insects and prawns, while adults consuming only fishes. HARTZ et al. More

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