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Oceans: Tracking study to help shape hammerhead shark conservation plans

Hammerhead sharks received much-needed protection from unsustainable trade. Photo courtesy Florida Museum of Natural History.

Hammerhead sharks may need more protection in the Sea of Cortes. Photo courtesy Florida Museum of Natural History.

FRISCO — A young hammerhead shark tagged by scientists in the Gulf of California swam more than 3,300 kilometers, diving as deep as 270 meters in offshore waters — well away from areas set aside to protect ocean life, according to a new tracking study.

The 10-month research project led by biologists with the Centro Interdisciplinario de Ciencias Marinas, Mexico and the University of California, Davis shows how additional conservation measures in nursery areas and offshore feeding areas could help protect sharks and other species. Continue reading

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Oceans: Sharks, manta rays win CITES protection

Hammerhead sharks received much-needed protection from unsustainable trade. Photo courtesy Florida Museum of Natural History.

Hammerhead sharks received much-needed protection from unsustainable trade. Photo courtesy Florida Museum of Natural History.

International group sanctions restrictions on trade of endangered species

By Summit Voice

FRISCO — Years of efforts by ocean conservation advocates yielded results last week, as the Convention on International Trade in Endangered Species adopted new protections for five species of highly traded sharks, as well as two species of manta rays and one species of sawfish.

Japan, Gambia and India unsuccessfully challenged the Committee decision to list the oceanic whitetip shark, while Grenada and China failed in an attempt to reopen debate on listing three hammerhead species. Colombia, Senegal, Mexico and others took the floor to defend Committee decisions to list sharks. Continue reading

Oceans: Hammerhead sharks may get more protection

Scalloped hammerhead shark via Wikipedia and a Creative Commons Attribution 2.0 Generic license.

Costa Rica, Honduras propose listing scalloped hammerheads under interntational trade agreement

By Summit Voice

SUMMIT COUNTY — Two Caribbean nations this week moved to try and protect threatened hammerhead sharks from overfishing under an international trade agreement.

Costa Rica and Honduras proposed listing scalloped hammerhead sharks under an appendix to to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), considered to be one of the best-enforced international conservation agreements. Regulation under the appendix ensures that trade is sustainable and legal. Appendix II covers species that are not necessarily threatened with extinction but could become so unless trade is closely controlled. Continue reading

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