Family Rachycentridae, COBIA
Rachycentron canadum
Description: long, slim fish with broad depressed head; lower jaw projects past upper jaw; dark lateral stripe extends through eye to tail; first dorsal fin comprised of 7 to 9 free spines; when young, has conspicuous alternating black and white horizontal stripes.
Similar Fish: remora, Echeneis naucrates.
Found in The Dry Tortugas: Common on wrecks and occasional on other structures..
Size: common to 25 pounds.
Florida Record: 103 lbs., 12 ozs.