Hammerhead sharks

Shark alert: Global study documents increasing trend in shark mortality, identifies pathways to save threatened species

Hammerhead sharks

Hammerhead sharks. Photo by Masayuki Agawa, Ocean Image Bank.

Sharks have persisted as powerful ocean predators for more than 400 million years. They survived five mass extinctions, diversifying into an amazing variety of forms and lifestyles. But this ancient lineage is now among the world’s most threatened species groups due to overexploitation in poorly regulated fisheries and the proliferation of wasteful finning practices.

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