Comprehensive Description

Read full entry

Description

  Common names: mackerel (English), tuna (English), barrilete (Espanol)
 
Auxis rochei eudorax Collette & Aadland, 1996


Bullet mackerel,     Bullet tuna


Body elongate, rounded; no fatty eyelid; jaw teeth slender, conical; top of tongue with 2 ridges;  2 dorsal fins widely separated; 1st  dorsal IX-XI spines; ~ 8 finlets behind 2nd  dorsal fin, ~ 7 behind anal fin; a single-pointed long bony process between pelvic fins; pectoral fins short, not reaching a vertical line from anterior margin of scaleless area on back; 1 lateral line; 1 large + 2 small keels on tail base; a well developed corselet of scales on front of body, rear extension of corselet is wide (14-30 scale rows wide).


Back dark bluish; a patch of 15 or more fairly broad, nearly vertical dark bars in scaleless area above lateral line, patch starts behind 1st dorsal and pectoral fins, belly white.

Maximum size, 55 cm.

Inhabits coastal and oceanic waters, forming large schools.

Depth: 0-200 m.

Worldwide in tropical and subtropical seas; the subspecies A. rochei eudorax is restricted to the eastern Pacfic; from California to the lower Gulf of California to Peru and the offshore 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!