Humpback whales have extraordinarily long pectoral fins, nearly one third the length of the whale. The length and shape of the pectoral fins facilitate the graceful movement humpbacks are known for, even allowing the whale to swim backwards and turn on a dime. These long pectoral fins are where humpbacks get their scientific name Megaptera novaeangliae or “big-winged New Englander”. On foggy mornings they have been reported as killer whale dorsal fin as will be shown in the next posting….