This photograph taken on September 21, 2020 shows a pod of whales stranded on a sandbar in Macquarie Harbour on the rugged west coast of Tasmania. - Up to 90 whales have died and a "challenging" operation is underway to rescue 180 more still stranded in a remote bay in southern Australia on September 22. Scientists said two large pods of long-finned pilot whales became stuck on sandbars in Macquarie Harbour, on Tasmania's sparsely populated west coast. (Photo by - / POOL / AFP)