Fish Facts » Scup
The scup, Stenotomus chrysops, is a fish which occurs primarily in the Atlantic from Massachusetts to South Carolina. Along with many other fish of the family Sparidae, it is also commonly known as porgy.
Occurs usually in schools inshore in summer and offshore in winter.
Feeds on amphipods, worms, sand dollars and young squid.
Scup grow as large as 18 in (450 mm) and weigh 3 to 4 lb (2 kg), but they average 1/2 - 1 lb (0.5 kg).
Source(s) on the web