Category Archives: Research

Sharks cause stressful lives for seals, new study finds

Discovery Channel

CAPE TOWN (South Africa)- A little added stress may be helpful to flee a dangerous situation, or to meet an approaching deadline. But what if you continuously live in stressful situations, where in the lurky cold waters the great white death awaits you? Researchers of the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science found that Cape […]

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New method for shark research: ‘No need to chase sharks anymore’

Basking shark off the coast of England, Porthcurno. Photo: Flickr Creative Commons/Candiche.

MANCHESTER (UK)- Forget about baiting, hooking and filming sharks for research. New methods are at rise. What about monitoring sharks through samples of seawater? Now a UK study, published in Scientific Reports, has shown it is possible to monitor these animals via environmental DNA (eDNA), whereby a sample of seawater can provide the identifiable ‘tracks’ of numerous species of shark. Like forensic detectives […]

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Sharks on top of the menu for alligators

gator-shark

MANHATTAN (USA)- Who’s got the biggest teeth? Sharks or alligators? Who’s the baddest? Kansas State University researchers found out that four species of sharks and stingrays are prominent on the menu of the big reptiles. While the sharks may not actually be as big as the great white or tiger shark, James Nifong, postdoctoral researcher with the Kansas Cooperative Fish […]

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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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