Flounder Red Drum Spadefish August 1, 2010 chandler Chesapeake Bay Fishing Reports FLOUNDER: Flounder are another great tasting fish found in the lower Bay. From early May to late October, fish ranging from 1 to 15 pounds are in season. Most of the big flounder that are caught in the Chesapeake Bay come from the structures of the Chesapeake Bay Bridge Tunnel. The fishing is very very good and the weather is nice give us a call and book a trip thanks chandler hogg