Morphometric analysis and body indexes of the catfish (Eremophilus mutisii) ; Análisis morfométrico e índices corporales del capitán de la sabana (Eremophilus mutisii)

With the aim of characterizing the morphometry and body indexes of Eremophilus mutisii,thirty-three fishes (27 females and 6 males) coming from the Bogotá river, specifically of theSuesca region, were used. The aspect ratio of the caudal fin was determined with the aid of theimage analysis software ImageJ®. Gonadosomatic and hepatosomatic indexes and carcass yieldwere determined for each fish. Correlation, regression and multivariate (canonical discriminantanalysis) techniques were used for data analysis. Results indicated that sex does not affect thebody shape of the fishes. The relationship... Mehr ...