Adults inhabit the outer shelf and slope to at least 1,300 m depth, probably moving further from the bottom at night; often found over seamounts and underwater ridges. Feed mainly on fish, crustaceans and cephalopods. Marketed frozen and eaten steamed, fried, broiled, boiled, microwaved and baked.
Circumglobal, excluding the northeast Pacific and Mediterranean Sea. Western Atlantic: Gulf of Maine to the Gulf of Mexico. Eastern Atlantic: off southwestern Europe and the Canary Islands to South Africa. Indo-Pacific: East Africa to Japan, Hawaii, Australia, and New Zealand. Eastern Pacific: Chile.