Mustelus ravidus White & Last, 2006
Australian grey smooth-hound
photo by Gloerfelt-Tarp, T.

Family:  Triakidae (Houndsharks), subfamily: Triakinae
Max. size:  68.3 cm TL (male/unsexed); 78.8 cm TL (female)
Environment:  benthopelagic; marine; depth range 106 - 300 m
Distribution:  Eastern Indian Ocean: Western Australia.
Diagnosis:  This species is moderately-sized with the following set of characters: high preanal length to anal-caudal space (9.6-10.5), to dorsal-caudal space (6.1-6.8) ratios; dorsal fins are large, slightly raked back, base length of first dorsal fin (0.8-1) times anal-caudal space; claspers of adult males are relatively long with outer length about 10% TL, terminating only slightly short of anal fin origin; teeth in about 77/73 rows, exposed to a greater extent around symphysis of lower jaw when mouth closed; 90-91 precaudal vertebral centra; 35-37 monospondylous centra; narrow white tip and thin pale margin on first dorsal fin, distinct dusky tip on second dorsal fin and distinct black tip on terminal caudal lobe (Ref. 72460).
IUCN Red List Status: Least Concern (LC); Date assessed: 02 August 2018 Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Torres, Armi G. - 25.01.08
Modified by: Capuli, Estelita Emily - 06.06.08

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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