IUCN threat status:

Data Deficient (DD)

Comprehensive Description

Read full entry

Description

  Common names: shark (English), tiburón (Espanol), cazón (Espanol)
 
Rhizoprionodon longurio (Jordan & Gilbert, 1882)


Pacific sharpnose shark

Body slender;  long pointed snout (as long as width of mouth);  large round eyes; small, widely spaced nostrils;  with long, prominent furrow over rear of top lip; no spiracle; large round eyes; front teeth on both jaws, with narrow, oblique points, may be serrated; five gill slits, last two over pectoral; two dorsal fins, first much larger, with origin ~ over rear margin of pectoral; second dorsal origin ~ over rear insertion of anal, fin slightly smaller than anal fin; no or rudimentary ridge between dorsals; pectorals broad, triangular; each anal fin with a long, conspicuous ridge before it; tail base with a crescentic transverse pit on top, another pit under bottom; tail fin strongly asymmetrical, with large lower lobe, top lobe notched under tip.


Grey or grey brown on back and sides, white below; rear edge and upper tip of tail fin broadly black.

Maximum size to at least 110 cm, possibly 154 cm; size at birth 33-34 cm.


A relatively common inshore shark often living in shallow estuarine waters.

Depth: 0-100 m depth.

Southern California to the Gulf of California and to Peru; the Revillagigedos, Cocos.   

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!