SCITUATE — A minke whale carcass was found Monday afternoon in the surf at Humarock Beach, making for the fourth found in the region this summer. At the beach, New England Aquarium’s marine animal rescue team found the carcass of a 22-foot-long sub-adult. The whale is believed to have died within the last few days. The carcass had been significantly scavenged by sharks. A full necropsy couldn’t be performed because of the amount of tissue that had been eaten, but the good condition of the skin on the pectoral fins and back indicated that the whale had died recently. There...