Endangered fin whale that washed ashore in San Francisco likely died from ship strike

Experts believe that an endangered fin whale that washed ashore in San Francisco this weekend died due to injuries sustained from a ship strike. They said they discovered significant bruising and hemorrhaging to the muscle around the whale’s neck vertebrae.

Ship strike killed gray whale found dead in Bay Area, scientists say

Scientists from The Marine Mammal Center, the world’s largest marine mammal hospital, were investigating the deaths of two gray whales found around the Bay Area. So far, a total of four dead whales have been located just days apart. 

4th whale washes ashore around San Francisco Bay in just over a week

A dead whale washed up onto Muir Beach in Marin County Thursday morning, the fourth whale to wash ashore in the Bay Area in just over a week.

Experts unable to confirm cause of death for gray whale that washed ashore at Crissy Field

Officials with the Marine Mammal Center in Sausalito said Friday they're unable to confirm the cause of death for a gray whale that washed ashore San Francisco's Crissy Field earlier this week.

Oakland firefighters create safety zone for baby humpback whale

Firefighters protected the baby whale, creating a safety zone around it, and stayed with the young whale until it safely swam back out into the bay.

Satellite images show kelp forest off California coast almost gone

In looking at satellite images of the Sonoma and Mendocino coast going back to 1985, researchers from the University of California, Santa Cruz found the kelp forest declined by an average of 95% since 2013.

Great white shark count up significantly in Monterey Bay

The study found younger great white sharks that are between 5 and 9 feet long and traditionally concentrated in warm waters off northern Mexico and Southern California have moved north since 2014 as water temperatures have warmed.

Scientists link manmade chemicals to cancer in California sea lions

Scientists in California have determined the likely causes of a mysterious cancer that has killed sea lions for years include elements introduced to the ocean by humans.

Gray whale population drops by nearly 25% off U.S. West Coast

Researchers say the population of gray whales off the West Coast of the United States has fallen by nearly one-quarter since 2016, resembling a similar die-off two decades ago.

Young sea lion recovers from shark bite, returns to ocean

A feisty young sea lion is back in the wild after five weeks of rehabilitation to treat a severe shark bite, domoic acid poisoning and malnutrition.

Marine biology experts concerned following series of animal entanglements

The Marine Mammal Center in the Marin Headlands has admitted eight California sea lions and Guadalupe fur seals since June 1 with entanglements of varying degrees.

Entangled humpback whale freed in Monterey Bay

The whale had been trapped under three separate sets of crab fishing gear, including three crab pots and multiple attached fishing lines and buoys.