Atlantic Halibut (Hippoglossus hippoglossus) fish identification

Atlantic Halibut

Hippoglossus hippoglossus

Also known as

Great Halibut, Giant Halibut, Common Halibut

IUCN status

Endangered

About the Atlantic Halibut

The Atlantic Halibut is a magnificent flatfish, truly a giant of the deep. Its diamond-shaped body is dark brown to greenish-brown on top, blending perfectly with the seafloor, while its underside is stark white. With both eyes on its dark, upper side, it lies in wait, using its large, powerful mouth to ambush prey. These impressive fish can grow to enormous sizes, making them a formidable catch for any angler.

Source: FishBase & iNaturalist

Habitat

This colossal flatfish inhabits the cold, deep waters of the North Atlantic, preferring sandy, gravel, or clay bottoms. They are typically found at depths ranging from 50 to an astonishing 2,000 meters.

Distribution

Its range spans the cold waters of the North Atlantic, from the coasts of North America (including Canada and New England) to Greenland, Iceland, and along the European coastline, particularly off Norway and the British Isles.

Behaviour

Atlantic Halibut are opportunistic ambush predators, lying camouflaged on the seabed, waiting to strike at unsuspecting prey. Their diet primarily consists of smaller fish like cod, haddock, and mackerel, as well as squid and various crustaceans. Despite their demersal nature, they are surprisingly strong swimmers, capable of undertaking extensive seasonal migrations between deeper wintering grounds and shallower summer feeding areas.

Edibility

★★★★★

Renowned for its firm, pure white flesh, Atlantic Halibut offers a delicate, mild flavor and a satisfying flaky texture. It is considered one of the finest eating fish, highly sought after by chefs and seafood connoisseurs alike.

Lure suggestion

Target Atlantic Halibut using heavy jigging gear or by deep-dropping large baited hooks, especially with whole or cut mackerel, cod, or squid. A robust conventional reel paired with a strong rod and braided line is essential for battling these powerful fish from the depths. Use strong, sharp circle hooks to ensure a good hookset in their tough mouths.

Atlantic Halibut Regulations

Select a state to see size limits, bag limits, and seasons for Atlantic Halibut.

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Always confirm with the official state agency before keeping a fish.

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Tips & Tactics

Related Species

Where to Catch Atlantic Halibut

States where Atlantic Halibut is found, based on CatchVault's waterbody commonality data.

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