Jeppesen was seeking solutions for the havoc green crabs had caused — damaging sea grass beds in multiple states, eating small prey crucial to other species’ survival and persisting despite frequent ...

The female fiddler crab has two small, symmetrical claws; the male has one small and one oversize. “The large claw is all about the initial attraction,” says marine biologist Zachary Darnell ...

Michael Yang European green crabs are small, measuring just four inches ... located roughly 20 miles north of Monterey, the first male southern sea otter showed up in the late 1990s.

The green crab invasion is apparent in the state’s ... 5 million pounds of soft-shell clams in Maine waters. At left is a male who has a triangle the same color as his shell and the female ...