Black skipjack (Euthynnus lineatus)

Scientific name: Euthynnus lineatus Kishinouye, 1920

Black skipjack (Euthynnus lineatus)

The Black skipjack (Euthynnus lineatus) is a marine fish of the family Scombridae. Native range: Eastern Pacific, off San Simeon, California, USA southward to the Galapagos Islands and northern Peru. Two stray specimens collected in the Hawaiian Islands.

Biology

Dorsal spines (total): 10 - 15; Anal soft rays: 11 - 12; Vertebrae: 37. Anterior spines of first dorsal fin much higher than those mid-way, giving the fin a strongly concave outline. Interpelvic process small and bifid. Body naked except for corselet and lateral line. Swim bladder absent. A large rounded protuberances on 31st and 32nd vertebrae. Color is generally iridescent blue with black dorsal markings composed of 3 to 5 horizontal stripes. Also with variable black or dark gray spots above the pelvic fins. Occasionally with extensive longitudinal stripes of light gray on belly; some individuals have few or no belly markings.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Euthynnus lineatus
Family
Scombridae (Mackerels, tunas, bonitos)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
84.0
Common length
60.0
Depth range
0–40 m (0–131 ft)
Environment
Marine; pelagic-oceanic; oceanodromous; depth range 0 - 40 m
Climate
Tropical
Distribution
Eastern Pacific: off San Simeon, California, USA southward to the Galapagos Islands and northern Peru. Two stray specimens collected in the Hawaiian Islands.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: minor commercial; gamefish: yes
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tm=2)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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