IUCN threat status:

Least Concern (LC)

Comprehensive Description

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Description

  Common names: smoothhound (English), tiburón (Espanol), musola (Espanol)
 
Mustelus henlei (Gill, 1863)


Brown smoothhound


Elongate, slender body; snout pointed, short; eyes large, horizontal ovals, with ventral nictitating membranes; narrow between eyes, width = 3.9-5.6% of TL;  mouth angular, short; upper lip fold distinctly longer than lower lip fold; teeth high, triangular, pointed; nostrils widely spaced; 5 gill slits, last 2 over pectoral fin base; 2 large dorsal fins, second slightly smaller than first; first dorsal broadly triangular, nearer pelvic than pectoral; distance between dorsal fins = 19-24% of TL; anal fin smaller than and with origin under middle of second dorsal; dorsal fins, and sometimes anal and tail, with fibrous rear edges; tail strongly asymmetrical, lower tail lobe not expanded, not with concave rear edge; skin denticles on flank with 3 points, canal along entire center.

Copper brown above, white below; fibrous rear edges to dorsal, anal and tail fins dark.



Size: 95 cm.

Habitat: continental shelf, demersal, especially enclosed bays and shallow muddy bottoms.

Depth: 0-281 m.

Temperate eastern Pacific; California to Baja and the Gulf of California; Panama to 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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