Whitetips are often caught by longliner boats fishing for tuna, because they swim close to the surface and are attracted to the longliners’ lures. Among the worst-affected is the oceanic whitetip shark. FEEDBACK: Use this form to send a message to the editor of this post. Our biweekly podcast delivering news & inspiration from nature’s frontline. Among the worst-affected is the oceanic whitetip shark. This species of shark can be distinguished by its large, rounded first dorsal fin, and its long, wide, paddle-like pectoral fins. This week, the oceanic whitetip shark was reclassified as “critically endangered” by the International Union for Conservation of Nature (IUCN), citing “steep population declines” in all oceans. Sharks and rays are especially vulnerable to population collapse because they grow slowly and reproduce comparatively infrequently. WWF is pushing for the development of a recovery plan for the dangerously depleted population of the oceanic whitetip to prevent the species from going extinct. Column: Whitetip sharks need protection from commercial fishing. Press Association. Three sharks were found to be critically endangered, with their populations declining by more than 80 percent: the oceanic whitetip shark, scalloped hammerhead and great hammerhead. WWF urges Pacific tuna fishing nations to act now to stop oceanic whitetip shark from going extinct . In the late 1960s, a book called the Natural History of Sharks articulated that the oceanic whitetip shark was the most populated big fish that lived in the ocean. There’s definitely a relationship between how long the longline was soaked and how many whitetips come up dead or in very poor condition.” The downside is that shorter soak times entail more work for fishers and may also reduce tuna catches. During both World Wars, the oceanic whitetip shark was a major concern for torpedoed boats and downed planes. The oceanic whitetip shark (Carcharhinus longimanus), also known as Brown Milbert's sand bar shark, brown shark, lesser white shark, nigano shark, oceanic white-tipped whaler, and silvertip shark, is a large pelagic requiem shark inhabiting tropical and warm temperate seas. Oceanic Whitetip Sharks, also known as the Sandbar Shark, Brown Shark, Nigano Shark, Oceanic White-Tipped Whaler, and Silvertip Shark, are a type of Requiem Shark. That represents two big steps toward extinction from the shark’s previous classification as “vulnerable,” which it had held since 2006. In January 2018, the oceanic whitetip shark joined the list of “threatened” species under the Endangered Species Act. Demand for whitetips’ large fins, which fetch high prices as an ingredient in shark-fin soup, a prized dish in many East Asian countries, has also contributed to whitetips’ decline. The stock assessment found no evidence that fisheries are currently targeting whitetips in the region. The study, published Wednesday in the journal Nature, blames overfishing and weak protection, and calls for tighter restrictions and better implementation of existing rules. (22/08/2006) Oceanic whitetip shark article was nominated featured article!! Oceanic whitetip shark is almost extinct because of human activity. Governments accepted the proposal to list the oceanic whitetip shark for protection. Less commonly, they’re caught by purse seiners, which enclose all the fish in an area in a large net that’s drawn tight at the top and bottom. 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