IUCN threat status:

Data Deficient (DD)

Comprehensive Description

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  Common names: beak-fish (English), knife-jaw (English), loro (Espanol), perico (Espanol)
Oplegnathus insignis (Kner, 1867)

Pacific beak-fish,     Pacific knife-jaw

Body deep, compressed; mouth small; jaw teeth fused into parrot-like beak, with a median suture in each jaw; gill rakers 17; margin of preopercle finely serrate; one continuous dorsal fin, XI, 17, spiny part lower than soft part in adults, as high as soft part in juvenile;  soft dorsal and anal high, triangular; anal fin III, 12-13; tail with straight edge; very small scales about 115- 130 in midlateral series;  lateral line strongly arched.

Black with profuse white spotting, the spots frequently joined to form irregular maze pattern;  lower jaw, breast, and belly white; small juveniles  pale with six dark bars.

Size: grows to 61 cm.

Inhabits rocky reefs.

Depth: 3-30 m.

Galapagos and Peru 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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