IUCN threat status:

Near Threatened (NT)

Comprehensive Description

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Description

  Common names: smoothhound (English), musola (Espanol), tollo (Espanol)
 
Mustelus mento Cope, 1877


Speckled smoothhound


Stocky, hunched body; short head; snout short, bluntly pointed; mouth angular, short, narrow; teeth irregularly rounded, without points; eyes horizontal ovals, with ventral nictitating membranes; width between eyes = 4.5-5.6% of TL; 5 gill slits, last 2 over pectoral fin base; 2 large dorsal fins, second slightly smaller than first; first dorsal a blunt, broad triangle, nearer pelvic than pectoral; rear edges of dorsals denticled; distance between dorsal fins = 17-22% of TL; anal fin smaller than and with origin under middle of second dorsal; tail strongly asymmetrical, lower lobe not expanded or with concave rear edge; fins with blunt tips; skin denticles on flank pointed ovals with a single point, with or without canal on base.

Grey to grey-brown above, paler below;  sides and upper body with many white spots; juveniles  with dark bars.

Size: 130 cm.

Habitat: upper continental shelf, demersal.

Depth: 15-50 m.

SW Atlantic and SE Pacific (Colombia to Chile, Galapagos Islands).
   

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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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