IUCN threat status:

Least Concern (LC)

Comprehensive Description

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Description

  Common names: longfin-herring (English), arenquilla (Espanol)
 
Opisthopterus macrops (Günther, 1867)

Bigeye longfin-herring

Elongate, strongly compressed; top of head a little concave; eye large; mouth opens obliquely up; forehead horizontal; lower jaw projecting at front, short (ends under eye); a distinct space between 2 bones of top jaw; jaw teeth small; 19-20 lower gill rakers; dorsal fin small, 11, origin about midway between tail fin base and pectoral base; anal fin long, ~ 60 rays, origin nearer tip of snout than base of tail fin; pelvic fins absent; belly with a sharp keel of ~ 29 large spiny scales (scutes); ~ 45-60 lateral scales.

Silvery; a dark blotch behind upper corner of operculum; fins yellowish.


Size: 21 cm.

Habitat: marine, coastal.

Depth: 0-10 m?

El Salvador to Panama.
   

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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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