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Sawfish are not sharks, but a type of ray. The gill slits of the sawfishes are positioned on the underside like a ray, but the gill slits of the saw shark are positioned on the side like a shark. Sawfish can have a much larger size, lack barbels, and have evenly sized teeth rather than alternating teeth of the saw shark.
The sixgill sawshark is found in the temperate and subtropical waters of the western Indian Ocean between latitudes 23° S and 37° S, at depths of between 37 and 500 m. This shark lives in the benthic and benthopelagic zones of the continental shelf. Adults are partially segregated from juveniles, as they naturally tend to aggregate at lower ...
Kaja's sixgill sawshark (Pliotrema kajae) is a species of sawshark in the family Pristiophoridae found in Madagascar and the Mascarene Plateau. [2] [1] This sawshark lives in submarine ridges and upper insular slopes at depths of 214–320 m (702–1,050 ft). [2] Pliotrema kajae has its barbels situated roughly half way from the rostral tip to ...
The longnose sawshark is found in the eastern Indian Ocean around southern Australia and Tasmania on the continental shelf at depths of 20 - 600m. [4] While it may venture into bays and estuaries on occasion, longnose sawsharks prefer sandy and gravelly areas offshore between 37–146 m (121–479 ft).
Like most fishes, sharks gill slits are located on its external surface on both lateral sides near the head. Inside the gill slits, are long projection-like structures called gill filaments. Gill filaments are lateral to the gill arches and have a high surface area, where they form folds inside the gill slits. Lamellae in the gill slits are ...
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The girl saw the fin and ran for shore, avoiding contact with the shark. But a later check of Imagine spotting a shark’s dorsal fin mere feet from where your daughter is swimming in the shallow ...
In 2018, there were only 66 confirmed unprovoked shark attacks on humans, which is the lowest it's been in years. It's even more rare for the attack to be fatal — last year, the U.S. experienced ...