Tag Archives: Research

How do Scalloped hammerheads do it?

Scalloped Hammerhead Shark (Sphyrna lewini)

COCOS ISLANDS (Costa Rica)- The endangered scalloped hammerhead shark mates in parts of the ocean where there is a high current. The sharks possibly ‘do it’ there in favor of respiration while they’re at it. This is one of the conclusions that researchers of the Charles Darwin Research Center of Ecuador found while doing research in the Isla del Coco […]

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New glow-in-the-dark shark species discovered

Stephen M. Kajiura, Ph.D., study co-author, a professor of biological sciences and director of the Elasmobranch Research Laboratory in FAU's Charles E. Schmidt College of Science shows the newly discovered shark.

Like finding a needle in a haystack. This summer a team of scientists discovered a new species of shark measuring less than a foot long and weighing under 2 pounds full-grown. This miniature, “glow-in-the-dark” shark is a member of the Lanternshark family (Squaliformes: Etmopteridae), which was serendipitously found 1,000 feet below the Pacific Ocean off the coast of the Northwestern […]

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Port Jackson sharks really are long-distance travellers

Port Jackson shark. Photo: Klaus Stiefel:Flickr Creative Commons

JERVIS BAY (Australia)- Port Jackson sharks, those small and friendly looking sharks that often just hang out on the bottom or easily cruise along the reefs. Who would have expected that these guys can travel thousands of kilometers just to mate? Shark researcher Johann Mourier writes about the research in Jervis Bay, New South Wales (Australia) that he worked on. The BEEF lab […]

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Shortfin mako shark threatened by overfishing

Shortfin mako. Photo: jidanchaomian Flickr Creative Commons

FORT LAUDERDALE (USA)- The ocean’s fastest shark is being threatened by overfishing. A new study using satellite tracking by researchers from Nova Southeastern University’s Guy Harvey Research Institute (GHRI), the University of Rhode Island and other colleagues shows that the fishing mortality rate of the shortfin mako in the western North Atlantic is considerably higher than previously estimated from catches reported by […]

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Ocearch concludes shark research in Northern Atlantic

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PARK CITY (USA)- Eleven sharks tagged by Ocearch.org have surfaced off the Atlantic coasts of the US states of South Carolina and Georgia in the past few days, sending their location information via satellite to the organization that tracks them. It’s a regular shark party!!! Great whites and tiger sharks Ocearch, a globally recognized nonprofit dedicated to the study and tracking of keystone marine […]

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Shark populations Atlantic Ocean on the rebound

Sandtiger shark. Photo: Flickr Creative Commons/Malkusch Markus.

JACKSONVILLE (USA)- The shark populations of the Atlantic waters of the US coast are rebounding, so say scientists of the National Oceanic and Atmospheric Administration (NOAA). In the early 1990s, shark populations had declined to dangerously low levels due to overfishing and lack of a management plan. To respond, the NOAA implemented a fishery management plan for sharks and started […]

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