seadrift_crabs
The number of green crabs in Seadrift Lagoon skyrocketed in 2014 thanks to the creatures’ cannibalism. Now researchers, who have been managing the invasive population for almost a decade, are leaving enough adult crabs to keep the younger ones in check.   David Briggs

In recent years, the mile-long, man-made lagoon in the gated community of Seadrift has seen one of the worst infestations of invasive European green crabs on the West Coast. With no natural predators to keep the population in check, scientists have been using the site to experiment with management strategies to contain the notorious invaders. But efforts . . .