Blue Jack Mackerel

Oceanodromous. Migrating within oceans typically between spawning and different feeding areas, as tunas do. Migrations should be cyclical and predictable and cover more than 100 km.

Confined to neritic zones of island shelves, banks and sea mounts; a schooling species. Known to migrate between the coast of Sahara and the offshore seamounts possibly reaching the Cape Verde Islands. Feeds mainly on crustaceans.

Adults are found at depths ranging from 305 to 368 m in the eastern Ionian Sea (Ref. 56504). They can be seen up to depth of 370 m (Ref. 4233). They are confined to neritic zones of island shelves, banks and sea mounts; a schooling species (Ref. 4233). Known to migrate between the coast of Sahara and the offshore seamounts possibly reaching the Cape Verde Islands (Ref. 26139). They feed mainly on crustaceans (Ref. 4233). Eggs are pelagic (Ref. 4233).

fisheries: commercial

The blue jack mackerel (Trachurus picturatus) is a species of mackerel-like fish in the family Carangidae. Their maximum reported length is 60 cm, with a common length of 25 cm. They are coastal fish found at depths to 370 m off the Bay of Biscay to south Morocco and the western Mediterranean.

Known from seamounts and knolls