IUCN threat status:

Least Concern (LC)

Comprehensive Description

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Description

  Common names: jack (English), jurelito (Espanol), casabe (Espanol), cocinero (Espanol), jurelillo (Espanol)
 
Hemicaranx zelotes Gilbert in Jordan & Evermann, 1898


Blackfin jack



Body moderately compressed in adult; both jaws with comb-like single row of small teeth; no papillae on edge of shoulder immediately after gill chamber; gill rakers (excluding rudiments) 7-10 + 18-23; dorsal rays VII-VIII+I, 25-31; anal rays II+I, 22-25; no finlets behind dorsal and anal fins; pectoral fins longer than head, length of fin 23-29% of fork length, fin reaches anal fin origin; tail base without keels; no branch of lateral line along besides base of dorsal fin; lateral line with pronounced, short arch anteriorly; straight rear part (but not curved front part) of lateral line with 47-55 well developed scutes (large, hard, spiny scales); scutes on front of tail base relatively high (1.9-3.6% of SL); most of body with small but easily visible scales.


Dark olive to deep blue above, dusky silvery below; a large jet-black blotch on base of pectoral fins; fins dark, not yellow; juveniles with 4-5 dark bars on side.


Maximum size to 32.5 cm.

Habitat: over soft bottoms. Common inshore, often found in schools.

Depth: 0-30 m.

Southern Baja and the lower 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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