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The Japanese sawshark (Pristiophorus japonicus) is a species of sawshark in the family Pristiophoridae. This shark has a long, narrow rostrum. This shark has a long, narrow rostrum. Its first dorsal fin originates behind the tips of the pectoral fins, and its caudal fin is angled almost straight in line with the body.
The Japanese sawshark (Pristiophorus japonicus) is a species of sawshark that lives off the coast of Japan, Korea, and Northern China. It swims at a depth of 500 m. [ 26 ] It has around 15–26 large rostral teeth in front of the barbels, which are equal distance from the gills to the snout, and about 9–17 teeth behind the barbels. [ 26 ]
Pristiophorus cirratus (Latham, 1794) (Longnose sawshark) Pristiophorus delicatus Yearsley, Last & W. T. White, 2008 (Tropical sawshark) Pristiophorus japonicus Günther, 1870 (Japanese sawshark) Pristiophorus lanae Ebert & Wilms, 2013 (Lana's sawshark) [3] Pristiophorus lanceolatus Davis 1888; Pristiophorus nancyae Ebert & Cailliet, 2011 ...
Pristiophorus japonicus Günther, 1870 (Japanese sawshark) Pristiophorus lanae Ebert & Wilms, 2013 (Lana's sawshark) Pristiophorus nancyae Ebert & Cailliet, 2011 (African dwarf sawshark) Pristiophorus nudipinnis Günther, 1870 (short-nose sawshark) Pristiophorus schroederi S. Springer & Bullis, 1960 (Bahamas sawshark)
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The shortnose sawshark, (Pristiophorus nudipinnis) or southern sawshark, is a sawshark of the family Pristiophoridae. The body of this shark is slightly compressed, and its rostrum is narrow. The two dorsal fins are almost identical in size. In color, the dorsal side of this sawshark tends to be uniformly slate gray, with few or no markings.
Their size at birth ranges from 30 to 35 cm. As adults, female measurements range from 137 to 143 cm, while males range from 120 to 122 cm. [4] Their relative weight based on the size of the shark for males is between 12.7 kg and 24.0 kg.
The barbels of the longnose sawshark are halfway down the rostrum, but slightly closer to the rostral tip than the nostrils. Its maximum length is 1.37 m (4 ft 6 in). [ 3 ] The longnose sawshark can be confused with one of many species of sawfish , a family of rays , but is distinguished by the five gills located on the sides of its head, as ...