IUCN threat status:

Least Concern (LC)

Comprehensive Description

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Description

  Common names: snook (English), gualaje (Espanol), róbalo (Espanol)
 
Centropomus armatus Gill, 1863


Long-spine snook,     Armed snook



Body oblong elongate, compressed; upper head profile distinctly concave; mouth large and protractile, lower jaw protruding; margin of preopercle serrated;  gill rakers 20-25 (usually 21-24); dorsal rays VIII + I, 10 (rarely 11); anal rays III, 6 (rarely 7), second anal spine very stout, much longer than third, reaching to or beyond level of caudal base when depressed and clearly exceeding longest anal soft ray; pelvics insert a little behind pectoral base, with I strong spine and 5 rays; pectoral rays 14-16 (usually 15); lateral-line scales 49-57 (usually 51-54); scales around tail base 20-25 (usually 22-24); 6-7.5 scales between lateral line and 2nd  dorsal fin.


Overall silvery with black lateral line; base of pectoral fin blackish.

Size: to at least 37 cm.

Inhabits bays, estuaries, and lower reaches of freshwater streams.

Depth: 0-25 m.

The mouth of the Gulf of California to northern Peru.
   

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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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