Dieta del pez chile lucio Synodus scituliceps (Aulopiformes: Synodontidae) en la Costa Este del Golfo de California, México

摘要

This study provides informaton on feeding habits of the lizardfsh Synodus scituliceps, one of the most abundant andfrequent species in shrimp by-catch in the demersal area in the eastern coast of the Gulf of California, Mexico. Stomach contentanalyses were performed on 114 organisms caught from August 2004 to March 2005, and Levin’s index was applied. The mostimportant prey species were benthic fshes: Eucinostomus currani, Opisthonema libertate, Synodus lucioceps and Paralichthyscalifornicus. According to the Levin’s index (Bi = 0.39), S. scituliceps is a piscivorous specialist predator in sof botoms, with similardiet in juveniles and adults.