US EditionFifth Whale Death in San Francisco Bay Raises Concerns Among Scientists
- Gray whales are dying, with a decline of over 40% in their population in the last decade, mainly due to starvation related to climate change.
- In 2025, researchers reported the lowest recorded counts of female-calf pairs in some areas of Baja California, indicating serious reproductive issues for the species.
- Four gray whales washed up in San Francisco Bay this year, marking an unusual event that prompted investigations into their deaths by the Marine Mammal Center.
- Seasonal shifts in Arctic sea ice and their impacts on food sources are linked to increased gray whale mortalities, as stated by Joshua Stewart, assistant professor in the Marine Mammal Institute.
12 Articles
12 Articles
Dead gray whale washes ashore at Alameda beach, California - 4th in Bay Area so far this year
A dead gray whale that washed ashore in Alameda over the weekend will be towed to Angel Island to be examined by scientists, officials with The Marine Mammal Center said Monday. The whale is believed to be an adult female gray whale that was previously sighted on Thursday at a different location along the Alameda's shoreline, near the USS Hornet Museum. Scientists took a sample from the whale at that time and determined it was an adult female. T…
Fifth dead whale found in San Francisco Bay
(KRON) -- Another dead whale has washed up at a San Francisco Bay beach, The Marine Mammal Center confirmed Monday. It is the fifth dead whale found in the bay over the past few weeks. The dead gray whale was seen at Alameda’s South Shore Beach on Monday. Video from the Citizen app showed the whale at the surf line behind yellow caution tape with onlookers nearby. (Citizen) According to wildlife officials, it’s suspected that this whale is the s…
Gray whale washes up dead on Alameda beach
ALAMEDA — A dead gray whale was found rolling in the surf off Alameda South Shore Beach, according to the Marine Mammal Center and the California Academy of Sciences. The whale marks the fourth gray whale to wash up in San Francisco Bay this year. It comes less than two weeks after four whales washed up in the San Francisco Bay in a week-and-a-half span, an occurrence that scientists deemed unusual. The gray whale drifted overnight from the surf…
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