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Parasite Island and Hagfish Knots

Discover the intertidal zone on Appledore Island, where parasites like trematodes shape the ecosystem of this vibrant marine environment.

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We're three days into the science writing class here at Shoals Marine Laboratory, and the exhaustion and enlightenment are neck and neck.

Monday we arrived on Appledore Island and settled in among the squawking herring gulls, which grudgingly walk out of our way as we walk by, as if to say, it's our island. Tuesday morning we marched out to the northern edge of the island to learn about the intertidal zone, the place where the ocean meets land in necklace of pools and rocks battered by waves and coated in slimy algae.

A wicked lightning storm promptly drove us back to safety, and we spent the morning learning the intricacies of parasites that reign supreme in the intertidal zone, infesting snails, crabs, fish, and those squawking gulls. In the evening we were able to return to the intertidal zone in peace, to inspect cages where hapless crabs must wait ...

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