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  Common names: oilfish (English), escolar (Espanol)
Ruvettus pretiosus Cocco, 1833


Elongate; fusifrom, slightly compressed; head pointed; eye large, circular; mouth at front, large; 1 row of large teeth each jaw, canines at front; 1st  dorsal low, long, XIII-XV spines; 2nd  dorsal higher, 15-18 rays, 2 finlets behind; anal fin 15-18 rays, with 2 finlets behind; tail broadly forked, no keels on base; pelvics well developed, I, 5; scales smooth, with rows of small spiny tubercles in between them; lateral line with slight curve over pectoral, straight to tail base; mid-belly with keel of bony plates.

Uniform dark purplish brown to brown; tips of pectoral and pelvic black; juvenile  with margins of 2nd  dorsal and anal white.

Size: 305 cm.

Habitat: Oceanic; midwater pelagic.

Depth: 50-1160 m.

Circumglobal, temperate to tropical, California to Peru   


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© Shorefishes of the tropical eastern Pacific online information system.

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

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