A humpback whale is seen in Jervis Bay, south of Sydney, Australia, Sept. 23, 2020.

Tourists take a cruise boat for whale watching in Jervis Bay, south of Sydney, Australia, Sept. 23, 2020.

A cruise boat for whale watching is berthed in Jervis Bay, south of Sydney, Australia, Sept. 23, 2020.

A tourist enjoys cruising in Jervis Bay, south of Sydney, Australia, Sept. 23, 2020.

A humpback whale is seen in Jervis Bay, south of Sydney, Australia, Sept. 23, 2020. (Photos: Xinhua/Bai Xuefei)

A humpback whale springs out of water in Jervis Bay, south of Sydney, Australia, Sept. 23, 2020.

Photo taken on Sept. 23, 2020 shows a view of Jervis Bay, south of Sydney, Australia.

A humpback whale springs out of water in Jervis Bay, south of Sydney, Australia, Sept. 23, 2020.