:  The Sweetlips Home  >  Library  >   Fish Taxonomy   >  Sweetlips Back Taxonomy: Perciformes, Sweetlips  (Haemulidae) General Information: Sweetlips inlcude about 150 species in 17 genera. There are fresh and saltwater species in this group. They have large fleshy lips. Diet: They are bottom-feeders and feed on invertebrates. Final Note: Sweetlips are generally harder to maintain than the grunts. Some sweetlips get quite large and will require a large aquarium with good swimming space. Examples at SeaScape Studio: Harlequin Sweetlips Back