It’s no secret that the lobster fishery in southern New England is in trouble. The population has declined by almost eighty percent in the past few decades. In contrast, lobsters in the Gulf of Maine have exploded and the fishery has seen record landings. So, what gives? Rising water temperatures are a big part of the story. Baby lobsters have a set-point: 61.5°F. Go much above that, and first-year lobsters start dying off. That’s what has been happening during recent summers in places like