TY  - JOUR 
T1  - Trophic ecology of two piranha species, Pygocentrus nattereri and Serrasalmus marginatus (Characiformes, Characidae), in the floodplain of the Negro River, Pantanal
JO  - Acta Limnologica Brasiliensia
A1  - Ferreira, Fabiane Silva
A1  - Vicentin, Wagner
A1  - Costa, Fábio Edir dos Santos
A1  - Súarez, Yzel Rondon
SN  - 2179-975X
UL  - 10.1590/S2179-975X2014000400006
VL  - 26 
Y1  - 2014
PB  - Brazil 
ER  -