Six gray whales have died in the San Francisco Bay area in the past week, bringing the total number of dead whales to 15 this year as authorities rush to figure out why.

Congratulations, Southern California. Experts say the worst of the deadly algae bloom is over. The Marine Mammal Care Center in San Pedro on Wednesday announced that “there have been no new ...

The recovery of the humpback whale population suggests we may have been mistaken about their birthing grounds — tropical waters aren't the only places where they give birth. Humpback whales may not ...

Off California, a North Pacific right whale, one of fewer than 50 in U.S. waters, lingered near a research boat for 20 minutes, giving scientists a close look at this rare species. Anglers in Honduras ...

In South Africa, a young humpback was rescued from lines anchoring it to the seafloor near Miller’s Point, later reuniting ...

The first baby humpback whale of the season has been spotted swimming in the Salish Sea off Washington, photos show. Big Mama ...

Whale watchers spotted a new whale calf Wednesday afternoon, in Haro Strait, between Canada’s Sidney Island and Washington ...

SEATTLE — The first humpback calf of the whale watching season was spotted in the Salish Sea earlier this week. The baby, ...

New research reveals that humpback whales are giving birth much farther south than previously thought, raising concerns about ...

Whale researchers have new data about humpback whales giving birth along a busy “humpback highway” off Australia.

Learn more about the migrations of East Australian humpback whales, which were traditionally thought to travel from polar to ...

Researchers in Australia found records of humpback whale calves more than 900 miles farther south than expected ...