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  1. en.wikipedia.org › wiki › SharkShark - Wikipedia

    Shark. † Synechodontiformes. Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head. Modern sharks are classified within the clade Selachimorpha (or Selachii) and are the sister group to the Batoidea ( rays and kin).

  2. en.wikipedia.org › wiki › CatsharkCatshark - Wikipedia

    Catsharks are ground sharks of the family Scyliorhinidae. They are the largest family of sharks with around 160 species placed in 17 genera. [2] Although they are generally known as catsharks, some species can also be called dogfish due to previous naming. [3] However, a dogfish may generally be distinguished from a catshark as catsharks lay ...

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  4. Whitetip reef shark. The whitetip reef shark ( Triaenodon obesus) is a species of requiem shark, in the family Carcharhinidae, and the only member of its genus. A small shark that does not usually exceed 1.6 m (5.2 ft) in length, this species is easily recognizable by its slender body and short but broad head, as well as tubular skin flaps ...

  5. The largest Pacific sleeper shark verified in size measured 4.4 m (14 ft) long and weighed 888 kg (1,958 lb), although it could possibly reach 7 m (23 ft) or more. [2] [6] In 1989, an enormous Pacific sleeper shark was attracted to a bait in deep water outside Tokyo Bay, Japan, and filmed. The shark was estimated by Eugenie Clark to be about 7 ...

  6. Possibly extant (resident) The great white shark ( Carcharodon carcharias ), also known as the white shark, white pointer, or simply great white, is a species of large mackerel shark which can be found in the coastal surface waters of all the major oceans. It is the only known surviving species of its genus Carcharodon.

  7. en.wikipedia.org › wiki › SawsharkSawshark - Wikipedia

    A sawshark or saw shark is a member of a shark order ( Pristiophoriformes / prɪstiˈɒfɒrɪfɔːrmiːz /) bearing a unique long, saw-like rostrum (snout or bill) edged with sharp teeth, which they use to slash and disable their prey. There are eight species within the Pristiophoriformes, including the longnose or common sawshark ...

  8. en.wikipedia.org › wiki › MegalodonMegalodon - Wikipedia

    S. manzonii. Otodus megalodon ( / ˈmɛɡələdɒn / MEG-əl-ə-don; meaning "big tooth"), commonly known as megalodon, is an extinct species of giant mackerel shark that lived approximately 23 to 3.6 million years ago (Mya), from the Early Miocene to the Pliocene epochs.

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