Long-finned escolar (Rexea antefurcata)

Scientific name: Rexea antefurcata Parin, 1989

Long-finned escolar (Rexea antefurcata)

The Long-finned escolar (Rexea antefurcata) is a marine fish of the family Gempylidae.

Biology

Dorsal spines (total): 19 - 20; Dorsal soft rays (total): 15-17; Anal spines: 2; Anal soft rays: 12 - 14; Vertebrae: 34. Most of the body is naked except for the wedge-shaped stripe of squamation extending forward from the caudal peduncle along the horizontal part of the lower lateral line and a few scales along the posterior part of the upper lateral line. Pyloric caeca 8 to 10. Pelvic fins entirely absent at over 25 cm SL. Body color is grayish or brownish with metallic tint; fins blackish or gray.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Rexea antefurcata
Family
Gempylidae (Snake mackerels)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
72.5
Depth range
80–800 m (262–2625 ft)
Environment
Marine; benthopelagic; depth range 80 - 800 m
Climate
Deep-water
Distribution
Southeast Pacific: seamounts of Nazca and Sala y Gomez Ridges and at Easter Island. Southwest Pacific: Tasman Sea (from 23? to 37?S along east coast of Australia and on seamounts), and from southern Fiji.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: subsistence fisheries
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

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

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