Mutant Green Crabs Are Mean, and They’re Invading Maine’s Waters

Green shore crabs (Carcinus maenas) are not new to Maine's waters, but a mutant version of the crabs has been invading for the past few years. And they're mean. Foto: Shutterstock

An aggressive breed of green crab is invading Maine’s waters.

The crabs (Carcinus maenas) threaten blue mussels, soft-shell clams and the eelgrass beds off the state’s rocky coast. The crustaceans are also just plain nasty: researchers who work with the crabs say that instead of hiding from threats, the critters rush forward, pincers waving.

“Anytime I went down to grab one, they went to grab me instead,” Louis Logan, a graduate student at the University of New England, told the Associated Press.

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