Los silúridos, también conocidos como bagres, es uno de los grupos más representativos
de peces. Conformado por 31 familias, 412 géneros y 2 600 especies aproximadamente …

The Neotropics represent a hotspot for freshwater biodiversity with vast number of fish
species of scarce ecological knowledge. This holds true for the Uruguay River, where fish …

The aim of this study was to determine the trophic structure and nycthemeral variations in the
diet of dominant fish species (Ariopsis felis, Bairdiella chrysoura, Micropogonias undulatus …

We examined 44 specimens of Metynnis lippincottianus (Cope, 1870)(Characidae),
collected in the Upper Paraná River floodplain, Brazil, from March 2006 to December 2007 …

La ecología trófica de cuatro especies de peces dominantes (Sphoeroides testudineus,
Cathorops melanopus, Archosargus rhomboidalis y Cichlasoma urophthalmus) en una zona …

The study analyzed 84 specimens of Metynnis lippincottianus (Cope, 1870)(Characidae)
from two environments with different degrees of impact due to a hydroeletric plant; 44 hosts …

We studied the diet of 15 montane frog species of the genus Pristimantis (Craugastoridae)
from the Andes of Western Colombia to determine the diet range, breadth of niche and …

Este estudo teve como objetivo caracterizar e comparar a alimentação de 13 espécies de
peixes em três zonas (zona de influência fluvial, zona de transição e zona lacustre) do …

Four biological aspects of Schizodon nasutus in the low Sorocaba river basin, São Paulo,
Brazil were analysed. These were accomplished during the year seasons. The fish diet and …

Feeding ecology of fish assemblage in a costal river of the Atlantic Rain Forest in Southern
Brazil was investigated. Monthly samples using different fishing techniques were completed …