 Over the last few hundred years sailors and whalers have reported seeing whales they cannot identify . Giglioli 's whale is a purported species of baleen whale observed by Enrico Hillyer Giglioli . <unk> is the nickname for a whale @-@ like creature reportedly sighted in Margate , South Africa in 1924 . The high @-@ finned sperm whale , or Physeter <unk> , is a supposed variant or relative of the known sperm whale , Physeter macrocephalus , said to live in the seas around the Shetland Islands , the Southern Ocean , and Nova Scotia . 
