Short-lined escolar (Rexea brevilineata)

Scientific name: Rexea brevilineata Parin, 1989

Short-lined escolar (Rexea brevilineata)

The Short-lined escolar (Rexea brevilineata) is a marine fish of the family Gempylidae. Native range: Southeast Pacific, known only from seamounts of Nazca Submarine Ridge and adjacent parts of Sala y Gomez Ridge.

Biology

Dorsal spines (total): 18; Dorsal soft rays (total): 15-18; Anal spines: 2; Anal soft rays: 12 - 14; Vertebrae: 34. Lateral line branching below the 5th to 7th spine of the first dorsal fin, usually ending below the third to the last spine of the first dorsal fin. The lower branch runs mid laterally, sometimes undulating on caudal peduncle. Body is entirely scaled at a length of over 20 cm SL. Pyloric caeca 7 or 8. Body color is brown with silvery tint; anterior 2 membranes of the first dorsal fin black, the rest of the fin black edged; the posterior part of the pectoral fin is black.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Rexea brevilineata
Family
Gempylidae (Snake mackerels)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
43.0
Depth range
180–400 m (591–1312 ft)
Environment
Marine; benthopelagic; depth range 180 - 400 m
Climate
Deep-water
Distribution
Southeast Pacific: known only from seamounts of Nazca Submarine Ridge and adjacent parts of Sala y Gomez Ridge.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
Low, minimum population doubling time 4.5 - 14 years (tmax=15)

Sources

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

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