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whale shark

Whale sharks are drawn to Ningaloo Reef in autumn when they feed on dense swarms of krill. Credit: crisod/iStockphoto

By Mark Meekan

Whale sharks may be the largest fish in the ocean but they are particularly elusive. Researchers are now using photographic and genetic methods to find out their migration patterns and determine the best conservation strategies to protect them from threats posed by shipping accidents and unregulated fishing.

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