Other common names for this species include electric ray, electric torpedo, little numbfish, and numbfish. The Tasmanian numbfish is a common bycatch of trawl fisheries. Other common names for this species include common crampfish, marbled torpedo, numbfish, and spotted torpedo. The Tasmanian numbfish is plain dark brown above, becoming lighter on the fins. The Tasmanian numbfish ("Narcine tasmaniensis") is a species of electric ray in the family Narcinidae. Bottom-dwelling and sedentary, the Tasmanian numbfish feeds mainly on polychaete worms and crustaceans.