Why are gray whales dying in San Francisco's waters? US scientists search for clues

Climate change and shifting migration patterns are bringing rare research opportunities and new mysteries.

A report highlighting the concerning rise in gray whale deaths in San Francisco Bay and the potential causes.

An article examining the deaths of gray whales in San Francisco Bay and the search for food as a contributing factor.

An article discussing the increasing presence of gray whales in San Francisco Bay and the uncertainties surrounding this phenomenon.

A report on the alarming increase in gray whale fatalities in San Francisco Bay and the concerns it raises among scientists.

Scientists are investigating the causes behind the increasing number of gray whale deaths in San Francisco Bay, focusing on malnutrition and vessel strikes as potential factors.

Researchers are alarmed by the rising number of gray whale fatalities in San Francisco Bay, with at least seven deaths recorded since mid-March, prompting urgent investigations into the causes.

Scientists are puzzled by the increasing number of gray whales entering San Francisco Bay, with at least 71 different whales observed between 2018 and 2023, some staying for over two months.

The number of gray whale deaths in San Francisco Bay reached 22 by mid-June 2025, indicating a concerning trend in the region's marine mammal population.

Scientists report the highest number of gray whale deaths in San Francisco Bay since 2000, with 21 confirmed cases.

Six gray whales have been found dead in the San Francisco Bay area within a week, prompting investigations into the cause.

Two additional dead gray whales were discovered in San Francisco Bay, bringing the total number of dead whales recorded in the area this year to four.

Gray whales are facing starvation due to reduced food availability, leading to deaths along the Oregon Coast.

Scientists confirm an unusually high number of whale deaths in the San Francisco Bay Area, with the cause remaining unclear.