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| Common names: snook (English), robalito (Espanol), róbalo (Espanol) |
Centropomus robalito Jordan & Gilbert, 1882
Little snook, Yellow-fin snook
Body oblong elongate, compressed; upper head profile slightly concave to straight; mouth large and protractile, lower jaw protruding; margin of preopercle serrated; gill rakers 26-31 (usually 27-30); dorsal rays VIII + I, 10 (rarely 9 or 11); anal rays III, 6 (rarely 7), second anal spine very stout, much longer than third, reaching to or beyond level of tail fin 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 47-55 (usually 50-54); scales around tail base 18-22 (usually 19-21); 5-5.5 scales between lateral line and second dorsal fin.
Overall silvery with clear lateral line; a dark base at base of pectoral fin; anal and pelvic fins yellow.
Size: reaches ~35 cm.
Inhabits bays, estuaries, and lower parts of freshwater streams.
Depth: 0-25 m.
The southern Gulf of California to Ecuador.
Closely related to C. ensiferus from the western Atlantic.