Haddock

Haddock

Haddock in an aquarium

The haddock (Melanogrammus aeglefinus) is a species of ray-finned fish belonging to the family Gadidae, which also includes the cod and pollock. It is a demersal fish found in the North Atlantic Ocean and is an important species for commercial fishing.

Description

Illustration of Melanogrammus aeglefinus

Haddock are easily recognizable by their distinctive black lateral line running along their white side and a dark blotch above the pectoral fin, often referred to as the "thumbprint" or "Devil's thumbprint." They have a silvery-grey body with a paler belly. The average size of a haddock is about 38–69 cm (15–27 in) in length, but they can grow up to 112 cm (44 in).

Habitat and Distribution

Haddock are found on both sides of the North Atlantic. In the western Atlantic, they range from Cape May in New Jersey to the Strait of Belle Isle in Canada. In the eastern Atlantic, they are found from the Bay of Biscay to the Barents Sea, including the waters around Iceland and the Faroe Islands.

Diet

Haddock are benthic feeders, primarily consuming invertebrates such as crustaceans, mollusks, and echinoderms. They also feed on small fish and planktonic organisms. Their diet can vary depending on their habitat and the availability of prey.

Reproduction

Haddock spawn between January and June, with peak spawning occurring from March to May. Spawning takes place in deep water, and the eggs are pelagic, floating in the water column. The larvae are also pelagic and drift with the currents until they settle to the bottom as juveniles.

Fishing and Economic Importance

Haddock landings in the eastern Atlantic

Haddock is a significant species for commercial fisheries, particularly in the North Sea and the waters around Iceland. It is caught using trawls, longlines, and gillnets. Haddock is popular in the culinary world, often smoked or used in dishes such as fish and chips.

Conservation

The haddock population is subject to fishing pressure, and its status varies by region. In some areas, such as the North Sea, haddock stocks are managed under strict quotas to prevent overfishing. Sustainable fishing practices are encouraged to maintain healthy populations.

Culinary Uses

Smoked haddock

Haddock is a versatile fish in the kitchen. It is commonly smoked, which gives it a distinctive flavor and is used in traditional dishes like finnan haddie and kedgeree. Fresh haddock is also popular, often baked, grilled, or fried.

Related Pages

• Cod
• Pollock
• Ray-finned fish
• Commercial fishing