Lumpenidae

pighead prickleback

Acantholumpenus mackayi

One genus one species across the Arctic and North Pacific

• Polar
• Circumpolar Arctic
• Northern Hemisphere
• Regional distribution
• Arctic Ocean
• Pacific Ocean
• East Asia
• North America
• Polar regions
• Large
• Cold-water fish

The pighead prickleback (Acantholumpenus mackayi), also known as the blackline prickleback, is a species of marine ray-finned fish belonging to the family Lumpenidae, the eel pricklebacks. It is the only species in the monotypic genus Acantholumpenus. This fish is found in the Arctic and North Pacific Oceans.