Hey guys here is a link to a really good fish id guide from the South Carolina DNR it includes inshore fish, other inshore fish, baitfish, and for the offshore fish it includes grouper, snapper, porgies, seabass, grunts, jacks, trigger/filefish, wrasses, mackerel, tunas, sharks and other offshore fish all with real pictures of the fish...
http://www.dnr.sc.gov/pubs/SaltwaterFishID.pdf