NOTES ON THE FEEDING OF BLENNIUS CRISTATUS lINNAEUS FROM A ROCKY POOl OF ITANHAÉM J SAO PAULO STATE

This preliminary study analyzes the feeding habit of the fish Ble~~ ~ ~tat~ inhabiting a rocky pool ~ in Itanhaém ~ south littoral of são Paulo State- Brazil. The main food items found were: Alga ~ Decapoda Reptantia ~ Mollusca and Amphipoda. The resuUs showed that B. ~;tat ~ is an omnivorous species and probab ly also a trophic specialist preying on Gammaridea ~ but on Hyale media only ~ although twelve othey species of the group were recorded in the sampling local