Feeding ecology of stream-dwelling Characidae (Osteichthyes: Characiformes) from the upper Tocantins River, Brazil
In this contribution we studied the trophic ecology of four Characidae species from the Cavalo Stream, upper Tocantins River, considering diet overlap and trophic niche breadth.The diet of the four species was composed of adult and immature insects, both autochthonous and allochthonous in origin.Autochthonous items dominated the diet of Moenkhausia