IUCN threat status:

Vulnerable (VU)

Comprehensive Description

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Description

  Common names: sea-catfish (English), cominata (Espanol), bagre (Espanol)
 
Notarius cookei Acero & Betancur 2002

  False sculptured sea-catfish,     False bronze sea-catfish

Body slender; head wide and flat; snout projecting well before mouth, bluntly pointed when viewed from above, its length 29-32% of SL; wide between front nostrils (8.6-10% of SL); eye small (2.5-3.1% of SL); rear of head covered with irregular distinct granules, which extend forwards on 4 crests between eyes; central groove on top of head shallow and wide; bone at rear of head long, pointed at rear, relatively narrow (its width 59-62% its length), touching a narrow, semilunar plate at origin of dorsal fin; 3 pairs of barbels, upper barbels short (15.9-23.7% of SL), thin, reach to pectoral spines; mouth wide ( width 14.1-16.8% of SL);  lips thick and fleshy; 4 closely adjoined patches of simple teeth on roof of mouth, the side pair of patches largest and ~ triangular;  gill opening wide, membranes not adhering to chest; 12-15 gill rakers on first arch, 13-16 on second, no rakers on rear faces of either arch;  dorsal and pectoral fin spines thick, strongly serrated; base of adipose (second) dorsal fin as long or a little longer than base of 1st dorsal fin;  dorsal fin low, spine length 14.5-14.9% of SL; 17-20 anal rays; 10-11 pectoral rays; bony plate above base of pectoral fin triangular, pointed.


Back blackish to light brown; belly silver, dotted with grey; blue iridescence on flanks; fins dark; upper surfaces of pectorals and pelvics blackish with blue reflections.

Size: Reaches 79 cm and 4.76 Kg.

Habitat: demersal in fresh and brackish water in river mouths.

Depth: 0-20 m.

Costa Rica to northern Colombia.   

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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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