Weddell seal numbers in 2025 have declined sharply on Signy Island, part of the South Orkney Islands in the Southern Ocean, where British Antarctic Survey researchers have tracked seal populations for nearly 50 years to understand the impact of melting sea ice. (Photo by Michael Dunn/The Times)

A diver wearing a Santa Claus costume swims with fishes in a large tank during an underwater performance for the upcoming Christmas celebration at Hakkeijima Sea Paradise in Yokohama, south of Tokyo, Japan on December 1, 2022. (Photo by Kim Kyung-Hoon/Reuters)

There were huge thunder and lightening stroms in the South of England last night. Photographer Jamie Russell captured a stuning lightening striking the sea at Freshwater Bay on the Isle of Wight on September 6, 2022. (Photo by Jamie Russell/Bournemouth News)

Sailors attend a memorial and funeral service for first rank captain Andrei Paliy, Russia's Black Sea Fleet deputy commander, who was killed in the eastern Ukrainian port city of Mariupol on March 20, in Sevastopol, Crimea on March 23, 2022. (Photo by Alexey Pavlishak/Reuters)

Miss Czech Republic, Karolina Kokesova, presents herself on stage during the preliminary stage of the 70th Miss Universe beauty pageant in Israel's southern Red Sea coastal city of Eilat on December 10, 2021. (Photo by Menahem Kahana/AFP Photo)

People visit the Yellow Sea forest park as the leaves of Dawn Redwoods turn red and yellow in winter in Yancheng, eastern China's Jiangsu province on December 4, 2025. (Photo by AFP Photo/China Stringer Network)

In this undated photo entitled “Close Call”, a Hawaiian green sea turtle swims through a breaking wave on the North Shore of Oahu near Haleiwa, Hawaii. The image appears in photographer Clark Little's new book, “The Art of Waves”. (Photo by Clark Little via AP Photo)

Submersible “Jiaolong” is put into the sea for the second dive during a series of six scheduled ones to attempt the country's deepest-ever 7,000-meter manned dive on June 19, 2012 in At Sea, Unspecified. The submersible “Jiaolong”, carrying three people, reportedly reached a depth of 6,965 meters in the Mariana Trench, the deepest part of the world's oceans which is located in the western Pacific Ocean, on June 19, local time. (Photo by China Foto Press)