Comprehensive DescriptionRead full entry
| Common names: smoothhound (English), tiburón (Espanol), musola (Espanol) |
Mustelus henlei (Gill, 1863)
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.