The Beacon

Dusky’s Big Adventure, Day 2: Dusky Learns Why His Population is Declining

Oceana helps dusky the shark

Dusky the Shark learns why his population is declining. (Photo: Oceana)

This is the second in a five-part blog series that features Dusky the Shark. Over the next few days, Dusky will appear in a comic strip that explains why dusky sharks in the northwestern Atlantic are at risk, and what actions he and Oceana are taking to protect his species. Check The Beacon again tomorrow for the next installment of Dusky’s Big Adventure, and click here to see Monday’s installment of Dusky’s Big Adventure.


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Hammerheads under Siege: Human Pressure Threatening an Iconic Species

Scalloped hammerheads received protected under the ESA

A scalloped hammerhead (Sphyrna lewini) (Photo: moments in nature by Antje Schultner / Flickr Creative Commons)

Sharks have existed for roughly 450 million years—even before the dinosaurs. But, the very adaptations that have allowed sharks to survive for so many millions of years may now be working against them in the face of a relatively new threat: fishing. Under modern fishing pressure, are certain sharks “evolved for extinction”?


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Photos: The 10 Coolest Facts You Never Knew about Sharks

Top ten cool shark facts

A school of scalloped hammerhead sharks (Sphyrna lewini). (Photo: Oceana / Rob Stewart)

From our obsession with shark-themed movies like “Jaws,” to our desire to collect shark teeth at the beach, there's no denying that humans have a fascination with these cartilaginous fish.

But, just how well do you know these creatures? Even if you consider yourself pretty knowledgeable about these species, there’s always something new to learn. Take a look below at ten cool shark facts that may make you look at these ancient creatures in a different light.


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Dusky’s Big Adventure, Day 1: Dusky Turns to Oceana for Help

Dusky shark populations have declined by 99 percent

Dusky the Shark comes ashore to ask Oceana for help in rebuilding his population. (Photo: Oceana)

This is the first in a five-part blog series that features Dusky the Shark. Over the next few days, Dusky will appear in a comic strip that explains why dusky sharks in the northwestern Atlantic are at risk, and what actions he and Oceana are taking to protect his species. Check The Beacon again tomorrow for the next installment of Dusky’s Big Adventure.


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Meet the Dusky Shark: A Species that Needs Your Help to Literally Get Off the Hook (Photos)

 Richard Ling / Flickr Creative Co

A dusky shark (Carcharhinus obscurus). (Photo: Richard Ling / Flickr Creative Commons)

You may not have heard of the dusky shark, a bronze-blue colored species found in warm coastal and pelagic waters around the world. While they may not be as famous as the favored great white or tiger sharks, dusky sharks are just as fascinating: These apex predators can live to be 40 years old, grow to be 12 feet long, and return to their natal regional waters to give birth. Unfortunately, dusky sharks off the Atlantic coast are in trouble.


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Outcry of Opposition Grows towards Seismic Airgun Approval along the East Coast

Seismic airgun blasting could lead to offshore drilling in the Atlantic

Oil rig off the coast of southeastern Louisiana. (Photo: Oceana / Eduardo Sorensen)

The public outcry of opposition towards seismic airgun testing has only continued to grow since the Obama administration approved seismic airgun testing along the East Coast earlier this month.


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Ocean News: Sharks Seized from Poachers in the Gulf of Mexico, Elusive Jellyfish Makes Rare Appearance, and More

Sharks were seized from poaching vessels in the Gulf of Mexico

A shark caught on a long line. (Photo: NOAA Photo Library / Flickr Creative Commons)

- It turns out that sharks may be confusing surfers for birds, according to a study that examined a previous deadly shark attack. That study found that the motions made by kite surfers puts them at particular risk. Discovery News


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