Like its old-growth trees, the Northwest’s big, old chinook salmon are largely gone, a new study finds, with implications for Puget Sound’s critically endangered southern resident killer whales.

DFO proposes closing an area from Sheringham Point to East Point

Declining fertility and rising mortality, exacerbated by fishing industry, prompts experts to warn whales could be extinct by 2040

Marine researchers have found more than 100 dead sea lions -- most of them newborns -- washed ashore along a relatively small peninsula in northern Chile over the past three months.

A sperm whale has been confirmed on Vancouver Island's eastern coast for the first time since 1984.

Researchers say the concentration of plastic waste in the European Arctic is now comparable or even higher than in more urban and populated areas.

Recent heavy snowfall and large drifts have created ideal conditions for the dens where the endangered Saimaa ringed seal raise their young, and a record number of pups may be born this year. The freshwater Saimaa ringed seal is one of the most endangered seal species in the world.

Since January 2017, elevated minke whale (Balaenoptera acutorostrata) mortalities have occurred along the Atlantic coast from Maine through South Carolina.

Washington state officials have proposed a new tack to save the Pacific Northwest's critically endangered orca population. Their idea is to boost salmon

"How he got so far inland from the ocean to Route 6A without getting hurt is amazing," police posted. "Must be a NAVY SEAL!"

Three of the walruses had low to moderate levels of saxitoxin, while the fourth one had high levels.

Sick and bloated sea lion may have been caused by eating rotten fish, noted state DVM.

"A decade after the “Save the Rainforest” movement captured the world’s imagination, Cargill and other food giants are pushing deeper into the wilderness."

Accidentally running into a whole new species of whale on the job? For marine biologist, conservationist and educator Asha de Vos, who’s a specialist in Sri Lankan blue whales, it’s all in a day’s…

The whale stranding was the third largest in New Zealand history, since the country began keeping data in the 1800s.

Scientist Rod Towell has been part of the fur seal counts since 1992. He said the difference at the rookeries is striking. Northern fur seal pup production has hit its lowest level since 1915.

Heavy snows over the weekend are likely to have saved up to half of the rare, endangered Saimaa seal pups being born this winter season from death by exposure or from predators.

Was observed for the first time.

When a creature mysteriously turns up dead in Alaska—be it a sea otter, polar bear, or humpback whale—veterinary pathologist Kathy Burek gets the call.