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The lemon shark was first named and described in 1868 by Felipe Poey. [7] He originally named it Hypoprion brevirostris, but later renamed it Negaprion brevirostris. [7] The lemon shark has also appeared in literature as Negaprion fronto and Carcharias fronto (Jordan and Gilbert, 1882), Carcharias brevirostris (Gunther, 1870), and Carcharhinus brevirostris (Henshall, 1891).
It contains the two extant species of lemon sharks: the lemon shark (N. brevirostris) of the Americas, and the sicklefin lemon shark (N. acutidens) of the Indo-Pacific. Both species are large, slow-moving, bulky sharks inhabiting shallow coastal waters, and can be identified by their short, blunt snouts, two dorsal fins of nearly equal size ...
Many have adapted to live on the substrate (bottom). In their habitats they can be considered as dominant creatures, but they are often a source of prey for Carcharhinidae such as the lemon shark. [11] Because light does not penetrate very deep into ocean-water, the energy source for the benthic ecosystem is often marine snow.
Lemon Shark (Negaprion acutidens) Evolutionary History. Hammerhead sharks are thought to be the youngest shark group to have evolved. ©Gary J. Wood from Toronto, ON, Canada, CC BY-SA 2.0, via ...
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As for the shark species you may encounter in the surf, these could include blacktips, finetooths, bonnethead, spinner sharks or lemon sharks. Lemon shark Wikimedia Commons.
Some sharks can be induced into tonic immobility by inverting them and restraining them by hand, e.g. dogfish sharks, lemon sharks, whitetip reef sharks. [ 7 ] [ 30 ] [ 31 ] [ 32 ] For tiger sharks (measuring 3–4 metres in length), tonic immobility can be induced by humans placing their hands lightly on the sides of the animal's snout in the ...
Requiem sharks are sharks of the family Carcharhinidae in the order Carcharhiniformes. They are migratory, live-bearing sharks of warm seas (sometimes of brackish or fresh water) and include such species as the bull shark, lemon shark, blacktip shark, and whitetip reef shark. Family members have the usual carcharhiniform characteristics.