Associated Press: Fish commonly found in warm ocean waters to the south have become more common in New England as ocean temperatures rise. Over the past two years, fishermen in southern New England have seen an increase in croaker, cobia and spot, species more commonly found in waters off the mid-Atlantic. Certain types of skates and blue crabs are also becoming more numerous, fishermen say. In the colder Gulf of Maine waters north of Cape Cod, black sea bass have become more prevalent the past two summers. Longfin...