The
wolffish, also known as
sea wolves, are a family,
Anarhichadidae, of
perciform fish. They are native to cold waters of the northern
Atlantic and
Pacific Oceans, where they live on the
continental shelf and slope, to depths of about . They are bottom-feeders, eating hard-shelled invertebrates such as
clams,
echinoderms, and
crustaceans, which they crush with their strong
canine and
molar teeth. The longest species,
Anarrhichthys ocellatus, grows to more than in length.