Eastern Atlantic: Iceland and Norway to Senegal, including the western Mediterranean; also from Democratic Republic of the Congo to Namibia. Western Atlantic: Gulf of Maine to the Gulf of Mexico, Caribbean Sea and the Straits of Magellan. Northwest Atlantic: Canada (Ref. 5951). Southeast Pacific: Chile (Ref. 9068). Western Pacific.
Oceanic, found to depths of at least 1,524 m. Migrate in the water column at depths of 150-250 m during the day and to about 50 m at night.
Mesopelagic. A cyclic selective feeder of copepods and euphausiids.
They become sexually mature when 1 year old. Spawning takes place in March - September, producing 200-500 eggs, floating on the surface.
Lipid content is 5.5 % in fresh body weight and wax ester is 15.3 % in total lipids.