The Smithsonian is a cool place.
The Fish Store (Ft. Pierce)[US1 between Virginia and Edwards Rd.} inexpensive fish, expensive corals, nice store, owner is kinda a jerk.
The Logical Reef (Vero Beach)Old Dixie between Oslo and 4th} expensive fish, inexpensive corals, nice staff.
Cindi's Pets (Vero Beach)US1 and 8th street}Cheap fish, limited corals, nice staff.
Don't know if you want to go as far south as Stuart there are a couple of stores there as well.