Schooling Snappers Stock Photo 874941-001Animal,Animal Themes,Animals In The Wild,Blue,Color Image,Contrasts,Cozumel,Day,Digital Enhancement,Group Of Animals,Grunt Fish,Horizontal,Individuality,Large Group Of Animals,Latin America,Mexico,No People,Photography,School of Fish,Sea Life,Side View,Snapper Fish,Standing Out From The Crowd,Swimming,Underwater,WildlifePhotographer Mark LewisCollection: The Image Bank Mexico, Cozumel. Fish colours have been digitally changed. Snappers are predatory fish that eat crustaceans and other fish. They are found mainly in inshore and reef waters. Grunts usually swim in schools and feed on invertebrates and plankton.