IUCN threat status:

Not evaluated

Comprehensive Description

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Description

  Common names: driftfish (English), derivante (Espanol), flotador (Espanol)
 
Psenes pellucidus Lütken, 1880


Bluefin driftfish


Body elongate, (juveniles deeper bodied) compressed; body soft, flabby; snout blunt; eye moderate, with ring of fatty tissue around it; operculum thin, with 2 short spines; mouth small, at front; jaw teeth small, conical, in 1 row, adult lower jaw with long knife-like teeth; teeth on front and sides of roof of mouth, and base of gill arches; 2 scarcely separate dorsal fins,  XI-XII + I, 26-35, spines shorter than rays, its origin before, or, in large specimens, over pectoral origin; pectoral short (lengthens with age), rounded, 18-20 rays; pelvics originate under pectoral base, attached to the abdomen, fold into a groove; anal fin II weak spines, 27-31; tail fin forked, rounded tips; branched mucous canal along length of flank; scales very small, 115-125 on lateral line, cover bases of median fins,  on top of head in a narrow band, reach only to between eyes; lateral line high on body.



Adult: dark brown to purplish-black, dark blue eye, bases of median fins translucent; juvenile:  translucent, with irregular brown spotting, dark 1st  dorsal fin.


Size: 80 cm.

Habitat: oceanic, young around jellyfishes.

Depth: 0-1000 m.

Circumtropical; Southern California to Baja, ~5N to Chile.


   

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© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

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