Jim Kay wrote:
Sunfish is the broad name for the family of fish that we call Sunfish. It includes Bluegill, Redear(Shellcracker),Pumpkinseed, Rock Bass,Warmouth Pygmies,Redbreast,Longear, Green Sunfish and others less often encountered. Largemouth Bass, Smallmouth Bass and White and Black Crappies and Fliers are also members of the Sunfish family.