English:           scalloped hammerhead, bronze hammerhead shark, hammerhead, hammerhead shark, kidney-headed shark, scalloped hammerhead shark, and southern hammerhead shark Juveniles and pups thrive in shallow coastal waters, such as bays and mangroves, which provide shelter from predators and waters high in nutrients from deposited sediments. The scalloped hammerhead shark belongs to the large hammerhead species, and like all representatives of this family, has the typically formed "hammer" consisting of a central dent and an arched front edge (hence the name). Scalloped hammerhead sharks are using the sheltered, crustacean-filled mangroves along Santa Cruz Island to breed. It can be found down to depths over 500 m (1,600 ft), but is most often found above 25 m (82 ft). While the Taiwan scalloped hammerhead seems to have an earlier maturity rate, it is still reported to be slow to mature.[19]. Physically, the mature females have considerably wider uteri than their maturing counterparts. The Scalloped Hammerhead Shark is mostly found on the continental shelves and prefers the deeper waters. (2005). [15], Hammerhead sharks are overfished all around the world for their fins and liver oil. He said the species should be vigorously protected as they assist in keeping the marine ecosystem in check. [10] Here, female sharks give birth to live young: juveniles remain in the shallow root system of the mangroves for around three years. The hammerhead sharks are an unmistakable group of sharks that can be distinguished from all other fishes by the shape of their heads. [14] Although they have high metabolic rates, they have a tendency to be sedentary and allow currents to carry them as they swim. The scalloped hammerhead was first named Zygaena lewini and then renamed Sphyrna lewini by Edward Griffith and Hamilton Smith in 1834. Sexual maturity generally occurs once the scalloped hammerhead attains 240 cm in total or longer. Fishers living along the length of the Rewa were the first to bring the presence of young hammerheads to the attention of Kelly Brown, a marine conservationist at the University of the South Pacific in Suva, Fiji. Part of the Daily Mail, The Mail on Sunday & Metro Media Group, DC detective, 50, is shot dead by his wife, 41, in 'murder-suicide' inside their Maryland home just hours after she shared footage of their wedding and wrote 'this day meant everything to me', Trump accuses his own FBI and DOJ of being 'MIA and maybe helping rig the vote' in astonishing first TV interview since losing to Biden - as he claims even Dems think he won and warns 'ballot fraud' could spell the end of GOP, REVEALED: GOP Pennsylvania State Senator Doug Mastriano was pulled from Oval Office Trump meeting because he tested positive for COVID, hours after going maskless at election fraud hearing with Rudy Giuliani, Joe Biden chooses an all-female senior White House press team led by his campaign communications director Kate Bedingfield, Fast-moving storm will drench Texas through Maine, whipping up tornadoes in the Carolinas and snow in western New York, as it moves northeast this week, Hungarian official compares Jewish billionaire and Holocaust survivor George Soros to Hitler, says 'Europe is his gas chamber' and slams his donations to liberal causes in shocking op-ed, Eleven people are injured in mass shooting at Mississippi biker bar and police say there could be more victims, Slippery Joe! It is found abundantly in depths of 1600 feet (500 meters) and is also often found in shallower waters of about 80 feet (25 meters). Froese, Rainer and Pauly, Daniel, eds. [12] usually in the summer. They should be given as much protection as possible.'. It is a fairly large hammerhead, but is still s… Play it now. Ryan Dowling, from Cairns, said he watched the animal cruelty take place at Palm Cove in Queensland on Tuesday afternoon. They also make use of earths magnetic field. [11] Males and females differ in that males are observed to stay deeper than female sharks in general. The female scalloped hammerheads undergo migration offshore at a smaller size than males[11] because the larger classes of the hammerhead, such as those from 100 to 140 cm long, travel deeper down. [4], On average, males measure 1.5 to 1.8 m (4.9 to 5.9 ft) and weigh about 29 kg (64 lb) when they attain sexual maturity, whereas the larger females measure 2.5 m (8.2 ft) and weigh 80 kg (180 lb) on average at sexual maturity.

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