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Somniosus rostratus A. Risso, 1827 (little sleeper shark) Somniosus sp. A Not yet described (long-nose sleeper shark) Genus Zameus D. S. Jordan & Fowler, 1903. Zameus squamulosus Günther, 1877 (velvet dogfish) Family Squalidae (dogfish sharks) Genus Cirrhigaleus S. Tanaka (I), 1912. Cirrhigaleus asper Merrett, 1973 (rough-skin spurdog)
Hort4life1222 I am a Great White Shark that is friendly and enjoys researching about them; Naiadpress a nereid, not a naiad. proud momager of the Electric Bite Orchestra, an alt-indie-rock band of 8 shark plushies from washington, dc. our album 'Bite the Power' will be out this august. John Troodon Prehistoric
Other species of catshark either lack spots, or else have a spots arranged in a single line. [2] [3] The bottom of the shark is lighter. [2] It is about a 30 cm (12 in) in length, and thus an intermediate sized catshark. [2] [3] Its head is short, representing between 21% and 24% of the shark's total length. [2] The front of its snout is blunt ...
Megachasma is known from a single living species, Megachasma pelagios. [ 2 ] [ 3 ] In addition to the living M. pelagios , however, two extinct megamouth species – the Priabonian M. alisonae [ 4 ] and the Oligocene – Miocene M. applegatei – have also recently been proposed on the basis of fossilized tooth remains.
Galeomorphii is a superorder of sharks.They are sometimes called galea or galean sharks.There are about 300 living species in 23 families.Galean sharks are divided into four orders: the Heterodontiformes, Orectolobiformes, Lamniformes, and Carcharhiniformes.
Ground sharks, like this blacknose shark, have a nictitating membrane which can be drawn over the eye to protect it. Carcharhiniformes / k ɑːr k ə ˈ r aɪ n ɪ f ɔːr m iː z / , commonly known as Ground Sharks, are the largest order of sharks , with over 270 species.
Leonard Joseph Victor Compagno (1943-2024) was an international authority on shark taxonomy and the author of many scientific papers and books on the subject, best known of which is his 1984 catalogue of shark species produced for the Food and Agriculture Organization (FAO) of the United Nations.
Rising demands for shark products has increased pressure on shark fisheries, but little monitoring or management occurs of most fisheries. [7] Major declines in shark stocks have been recorded over the past few decades; some species had declined over 90% and population declines of 70% were not unusual by 1998. [8]