Huffington Post: For years scientists have been blaming fishermen for depleted cod stocks in the Gulf of Maine, but now evidence points to another culprit -- climate change. Recent reports have found that changing ocean temperatures are responsible for shifting fish populations. As waters warm, cod are swimming to colder seas. But record high temperatures in the North Atlantic are bringing other species, and as lobster's natural predators head north, lobstermen like Captain Bobby Springer are seeing populations grow....