Shark Hotspots Overlap With Commercial Fishing Locations

2016-01-28T16:25:45+00:00 January 28, 2016|

(Click to enlarge) Great white shark. (Credit: Davidpstephens/Fotolia) A new study from an international team of scientists found commercial fishing vessels target shark hotspots, areas where sharks tend to congregate, in the North Atlantic.(From Science Daily) -- The researchers suggest that sharks are at risk of being overfished in these oceanic hotspots.Neil Hammerschlag, research [...]

Sawfish ‘Teeth’ Didn’t Pave The Way For Modern Chompers

2015-09-02T11:00:45+00:00 September 2, 2015|

Sawfish and sawsharks are aptly named for their long, serrated snouts. These jags may look like teeth, but they’re actually modified versions of denticles—the hardened scales that cover the skin of sharks and rays. Recently, scientists have wondered whether the structures could provide clues to the origin of true teeth, which also may have evolved from skin denticles.

Is This The Biggest Great White Shark Ever Filmed?

2015-08-17T16:06:04+00:00 August 17, 2015|

Off the western coast of Mexico's Baja California, Guadalupe Island is a shark mecca, drawing people from around the world hoping to catch a glimpse of one of these majestic creatures. Divers recently exploring the area weren't disappointed.

Climate Change Projected to Drive Species Northward

2014-12-18T10:41:46+00:00 December 18, 2014|

Anticipated changes in climate will push West Coast marine species from sharks to salmon northward an average of 30 kilometers per decade, shaking up fish communities and shifting fishing grounds, according to a new study published in Progress in Oceanography.

Sharks More Abundant On Healthy Coral Reefs

2016-06-28T19:29:37+00:00 September 12, 2014|

Sharks in no-fishing zones in the Great Barrier Reef (GBR) Marine Park are more abundant when the coral is healthy, according to a study published September 10, 2014 in the open-access journal PLOS ONE by Mario Espinoza from James Cook University, Australia and colleagues.

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