2025, April 17. USA, California, San Diego, Nahant Court in Mission Beach. A dead dolphin.
2025, April 17? UK, Anglesey, beach near Rhosneigr (Porth Tyn Tywyn). Dead bottlenose dolphin.
2025, April 18. USA, Massachusetts, Duxbury. A Atlantic White-Sided dolphin stranded and died.
2025, April 19. USA, Washington, near Cape Disappointment, Ilwaco, Long Beach, about four miles north of Seaview. A female dead gray whale. The whale was the fifth reported dead in Washington so far this year. Note: Two dead whales washed up along the Oregon coast last spring, and three others washed up in the span of a week in January 2023. Two of those five were also gray whales; the other three were a fin whale, a humpback whale and a sperm whale.
2025, April 17. Cambodia, Kampot province, Trery Koh commune. A pink dolphin ws found dead off shore. It weighed about 50kg and was 1.98 meters long.
2025, April 20. UK, Devon, Paignton beach then Torquay Harbour. Dead dolphin restranded after attempted refloat and died.
2025, April 21. Philippines, Lianga. Dead beaked whale.
2025, April 20. USA, California, San Francisco Bay off of Alameda. A dead whale found floating near shore.
2025, April 21. Iceland, north east, Njarðvík by Borgarfjörður eystri. Sowerbys Beaked Whale found washed ashore dead.
2025, April 21. USA, California, Torrey Pines State Beach, north of San Diego. A total of 12 dolphins in three weeks. The stranding team from NOAA Fisheries’ Southwest Fisheries Science Center recovered 16 dead dolphins from San Diego beaches on Sunday, April 20. These deaths add to the likely toll of a domoic acid outbreak produced by a harmful algae bloom off Southern California. Note: As of 27th April deaths continue.
2025, April 21. Philippines, Lianga Bay, Surigao del Sur, coast of Brgy. A stranded cetacean was identified as a Longman’s beaked whale.
2025, April 21. Mexico, San Antonio del Mar. Dead beaked whale.
2025, April 21. UK, Wales, Traeth Crigyll, the main beach at Rhosneigr. A dead bottlenose dolphin.
2025, April 22. Belize. Location is between Stank Bank and Drowned Cayes Area, or to a greater extent between Belize City and Turneffe Atoll. A mass whale stranding of 30 false killer whales. They self escaped to deeper water.
2025, April 23. US, California, Ventura. Dead Humpback.
2025, April 23. USA, North Carolina, Emerald Isle. A pygmy sperm whale calf died after being stranded.
2025, April 25 (reported). Saudi Arabia, Red Sea coast. Two dolphins found dead this year so far.
2025, April 25. Bangladesh, Rajshahi at Talaimari Fultala Ghat on the banks of Padma River. A Irrawaddy dolphin washed ashore dead.
2025, April 26. Mexico, Gulf of California, Las Conchas, south of Puerto Peñasco. Dead whale in advanced state of decomposition. A dolphin and two turtles washed ashore two weeks ago in the same area.
2025, April 26. USA, Maryland, Ocean City’s back bay. A dead and decomposing whale has become stranded on a sandbar in. The cetacean became stuck in just a few inches of water in the area off Harbour Island and Purnell Island.
Note: there has been whale and dolphin deaths reported in Pacific coast Guatemala.
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