Dogtooth Tuna
(Gymnasarda unicolor)

Other common names:
Peg Tooth Tuna.
Scaleless Tuna.

Identification:
Upper body dark blue to black. Lower body gray to silver.
Caudal keel and finlets dark. Big teeth and large eyes.
Body without scales.

Temperature range:
25 - 30 Celsius (77 - 86 Fahrenheit).

Typical location:
Outside reefs in open ocean.
Near continental shelf drop off and in reef openings.

Fishing methods:
Trolling Mullet, Mackerel, Scad or small Tuna.
Trolling big minnows.
Trolling lures, konaheads and plastic squid.

Fighting characteristics:
A tough deep fighter that always heads for obstructions on the sea bed.

Thai Fishing Guide's recommended hot spots for catching Dogtooth Tuna: