IUCN threat status:

Not evaluated

Comprehensive Description

Read full entry

Description

  Common names: jack (English), amberjack (English), bojala (Espanol), hojarán (Espanol)
 
Seriola rivoliana Valenciennes in Cuvier and Valenciennes, 1833


Almaco jack,     Pacific amberjack



Elongate, fusiform, relatively deep, compressed; upper head & body profile distinctly more convex that lower profile; snout long, pointed; mouth ends under center of pupil, supramaxilla bone above top jawbone very wide; gill rakers (excluding rudiments) 22-26; dorsal fin with VII-VIII spines (front spines may be imbedded in very large fish), then a notch before I, 27-33; anal fin II isolated spines (reduced or embedded in large fish) + I, 18-22, its base much shorter than soft dorsal base; front rays of dorsal and anal fins elongate, in a curved point; no isolated finlets after dorsal and anal fins; pectoral short (< head length); tail base with grooves on dorsal and ventral surface of tail fin base, but no lateral fleshy keel; lateral line with slight arch over pectoral region; no scutes (hard spiny scales) on lateral line.



Bluish to greenish on upper back, silvery below; oblique dark band from snout to front of dorsal fin; juveniles (up to 20cm) with oblique dark bar on head and 7 dark bars on side and tail base.


Size: attains at least 157 cm, common to 60 cm; at least 60kg.

Habitat: demersal and pelagic, mainly oceanic.

Depth: 3-250 m.

Circumtropical, in the eastern Pacific from Southern California to the SW Gulf of California to Peru, and the oceanic islands.
   

Trusted

Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

Belongs to 0 communities

This taxon hasn't been featured in any communities yet.

Learn more about Communities

Disclaimer

EOL content is automatically assembled from many different content providers. As a result, from time to time you may find pages on EOL that are confusing.

To request an improvement, please leave a comment on the page. Thank you!