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The gray smooth-hound is a medium-sized spotless shark with a short narrow head. [2] [9] It is morphologically similar to others of its genus with its slender body, long blunt snout, conspicuous sub-ocular ridges, and dorsolateral eyes. [3] The gray smooth-hound is brown to dark-gray dorsally and white ventrally. [2]
The Australian grey smooth-hound or also known as the grey gummy shark (Mustelus ravidus) is a species of houndshark classified under the large family Triakidae. It is one of the twenty-eight species belonging to the genus Mustelus , which are often small in length. [ 1 ]
The Triakidae or houndsharks are a family of ground sharks, consisting of about 40 species in nine genera.In some classifications, the family is split into two subfamilies, with the genera Mustelus, Scylliogaleus and Triakis in the subfamily Triakinae, and the remainders in the subfamily Galeorhininae.
This shark reaches 1.5 m (4.9 ft) in length. It has a short, rounded snout and mostly narrow fins; the pectoral fins are broad and triangular, and the trailing margin of the first dorsal fin is almost vertical. It is gray above and lighter below; younger sharks have darker saddles and dots, which fade with age.
Mustelus minicanis Heemstra, 1997 (dwarf smooth-hound) Mustelus mosis Hemprich & Ehrenberg, 1899 (Arabian smooth-hound) Mustelus mustelus Linnaeus, 1758 (common smooth-hound) Mustelus norrisi S. Springer, 1939 (narrowfin smooth-hound) Mustelus palumbes J. L. B. Smith, 1957 (whitespotted smooth-hound) Mustelus punctulatus A. Risso, 1827 ...
The dusky smooth-hound (Mustelus canis), also called the smooth dogfish or the dog shark, is a species of houndshark in the family Triakidae. [1] This shark is an olive grey or brown in color, and may have shades of yellow or grayish white. Females live to 16 years and males have a lifespan of 10 years.
The starry smooth-hound can often have faded spots that leads to misidentification. Another shark with which it is often confused is the tope shark, although the common smooth-hound has a larger second dorsal fin. The common smooth-hound has two dorsal fins, an anal fin, a pair of pectoral fins, a pair of pelvic fins, and a heterocercal tail.
The starry smooth-hound mostly feeds on crustaceans, such as crabs, lobsters, and slipper lobsters, and molluscs. It matures at a length around 80 to 85 cm (31 to 33 in). It is an ovoviviparous fish, retaining its eggs in its oviduct, where the young are nourished by the egg yolk and the oviduct's secretions. Seven to 15 young are in a litter ...