Scientific Name
Trachurus picturatus

Common Name
Blue jack mackerel

Biology
Depth range from 305-368 m in the eastern Ionian Sea (Ref. 56504). Up to depth of 370m (Ref. 4233). 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). Feed mainly on crustaceans (Ref. 4233). Eggs are pelagic (Ref. 4233).

Classification

Classified By

Bowdich, 1825

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Jacks and pompanos (Carangidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: southern Bay of Biscay to southern Morocco including Azores, Madeira , Canary Islands, Tristan de Cunha and Gough Islands. Also known from the western part of the Mediterranean Sea. Reported from Mauritania (Ref. 55783).

Range

45°N - 41°S, 32°W - 17°E

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

305 m

Depth To - meters

370 m

Zone

benthopelagic

Environment

Marine; benthopelagic; oceanodromous (Ref. 51243); depth range 305 - 370 m (Ref. 56504)

Trophic Level

3.32 s.e. 0.42 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

60.0 cm

Common Length

25.0 cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Low to moderate vulnerability (35 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tm=2-4)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated