Tag Archives | shark

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Two-headed bull shark discovered

Marine researchers at Michigan State University have confirmed that the first-ever, two-headed bull shark to be discovered is a single shark with two heads, rather than conjoined twins. According to researcher Michael Wagner, the specimen, found in the Gulf of Mexico in 2011, represents the first recorded instance of dicephalia in a bull shark. “This […]

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Second virgin birth by shark confirmed

Scientists have confirmed the second-ever case of a “virgin birth” in a shark, raising the possibility that a relatively large number of female sharks may have this incredible capability. Authored by Dr. Demian Chapman, a shark scientist with the Institute for Ocean Conservation Science at Stony Brook University, the study that details the birth is […]

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Plummeting Shellfish Stocks Blamed On Shark Overfishing

The fragile and complex nature of ocean ecosystems is becoming ever more apparent as scientists uncover new relationships between diverse marine creatures. Back in 2003, scientists found big declines in the numbers of great shark (bull, great white, dusky and hammerhead) species in the northwest Atlantic. Now, according to University of Miami and Dalhousie University […]

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Shark Skin Sloop

The growth of marine organisms such as barnacles on ship hulls is a major drag for the naval industry, since their presence is one cause of increased energy costs. Researchers, led by Ralph Liedert at the University of Applied Sciences in Bremen, claim that they have solved this problem by using artificial shark skin, as […]

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