Nakamura's escolar (Rexea nakamurai)

Scientific name: Rexea nakamurai Parin, 1989

Nakamura's escolar (Rexea nakamurai)

The Nakamura's escolar (Rexea nakamurai) is a marine fish of the family Gempylidae. Native range: Indo-West Pacific, Nazareth Bank and off Sumatra in the Indian Ocean and Kyushu-Palau Ridge, Japan and off Oahu, Hawaii.

Biology

Dorsal spines (total): 19 - 20; Dorsal soft rays (total): 15-18; Anal spines: 2; Anal soft rays: 12 - 13; Vertebrae: 34. Pectoral fin is represented by a single spine in small specimens or entirely absent in individuals over 25 cm SL. Lateral line branching below the 5th to 6th spine of the first dorsal fin. The upper line reaches to the base of the first dorsal finlet, the lower line runs sub laterally. Most of the body is naked except for a large rectangular stripe of squamation extending forward from the caudal peduncle. Overall color is grayish brown; a black blotch is on membranes between the first and third dorsal-fin spine.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Rexea nakamurai
Family
Gempylidae (Snake mackerels)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
38.0
Depth range
340–370 m (1115–1214 ft)
Environment
Marine; benthopelagic; depth range 340 - 370 m
Climate
Deep-water
Distribution
Indo-West Pacific: Nazareth Bank and off Sumatra in the Indian Ocean and Kyushu-Palau Ridge, Japan and off Oahu, Hawaii.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
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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