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horseshoe crab

Portfolio Award Winner: The ancient mariner. Pangatalan Island, Palawan, the Philippines. The tri-spine horseshoe crab has survived for more than 100 million years but now faces habitat destruction and overfishing for food and for its blood, used in the development of vaccines. Laurent Ballesta/Wildlife Photographer of the Year hide caption

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Laurent Ballesta/Wildlife Photographer of the Year

Horseshoe crabs are bled alive at a facility in Charleston, S.C., in June 2014. Ariane Müller hide caption

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Ariane Müller

Vaccines are still tested with horseshoe crab blood. The industry is finally changing

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A dead horseshoe crab lies upside down on the beach in Assateague Island, Md. Meg Anderson/NPR hide caption

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Meg Anderson/NPR

The U.S. horseshoe crab blood harvest is growing. Where's the accountability?

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Horseshoe crabs are bled at a facility in Charleston, S.C., in June 2014. Ariane Müller hide caption

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Ariane Müller

Coastal biomedical labs are bleeding more horseshoe crabs with little accountability

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Drexel Siok, environmental scientist at Delaware National Estuarine Research Reserve, holds a horseshoe crab that's been tagged on Kitts Hummock Beach near Dover, Del. During the annual count volunteers make a note if they find a tagged crab. Researchers then use the information to learn where crabs are moving over time. Jeff Brady/NPR hide caption

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Jeff Brady/NPR

It's Spawning Season: Are Horseshoe Crabs Down For the Count?

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