Invasive species can cause absolute chaos in local ecosystems, and one small creature doing exactly this is the green crab. In the 1800s, the green crab hitched a ride on European merchant ships to New England. To this day, 200 years later, this invasive species is destroying estuaries and kelp beds, and devouring clams and mussels (which are a key food source for other species). … Continue reading Too Many Invasive Green Crabs? Turn Them Into Whiskey.