Barnacles Plus Plastic Trash Make Rafts for Ocean Animals

If you wanted to travel from Japan to California, you could do worse than to hitch a ride on a barnacle-covered buoy. Or maybe a barnacle-covered refrigerator or chunk of foam. Barnacles are turning all kinds of ocean trash into cozy habitats for animals at sea. They might even help some of those animals reach distant shores and become dangerous invasive species.

Flora and fauna have always sailed the sea on rafts such as pieces of wood or pumice, or matted plants. Without flotation devices,

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