The Tropical Sawshark is a species of sawshark, member of the family Pristiophoridae. It is endemic to northeastern Australia.
Biology and Description:
The Tropical Sawshark is a small species reaching a maximum size of 85 cm TL for females and 63 cm TL for males. Its body is slender with a circular cross-section and depressed forward of the gill slits. The elongated, saw-like snout tapers evenly to its tip and bears very slender lateral teeth of variable lengths. The eyes are large and oval in shape. The nostrils about a one-third the distance from the corner of the mouth to the barbel attachment on the rostrum. The mouth is large and arched, with 47 tooth rows in the upper jaw and 37 in the lower. The pectoral fins are large with narrowed rounded tips. The two dorsal fins are well separated, the first longer and broader than the second. The caudal fin is short, with the lower lobe absent. The coloration is medium brown above and white below. Biology information on this species is almost entirely unknown. It is ovoviviparous.
The Tropical Sawshark is a pelagic-oceanic species, found at depths of 246 to 405 m. it occurs on the continental slope to a confined region in Northeast Australia between Gladstone and Cairns off the coast of Queensland.
Listed by the IUCN as Least Concern. There are currently no conservation measures in place for this species. The range of the species potentially overlaps with the Coral Sea Commonwealth Marine Reserve.
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