Salmon

chinook salmon spawning in a river

A Mysterious Salmon-Killing Affliction is a Mystery No More

In California, scientists tracked the source of a severe vitamin deficiency that’s killing endangered fish.

Latest in Salmon
grizzly bear eating salmon
Charting a Course Through Bears’ Eyes

In British Columbia, stewards from the Heiltsuk First Nation are using computational models and Indigenous knowledge to protect bears’ access to salmon.

Where the Rivers Run Pink

Non-native pink salmon have swarmed Norway’s rivers, prompting a relentless—and potentially fruitless—fight to beat back the invaders.

Like other salmon, sockeye die after spawning, providing important nutrients to surrounding ecosystems.
Trouble at Sea

For salmon in the North Pacific, has the ocean reached its limit?

Scales of Reference - sockeye salmon
Scales of Reference

Collected at the tail end of British Columbia's "silver fever," hundred-year-old salmon scales are now helping conservation scientists reconstruct and better manage the populations of one of Canada's most important fish.

Hundreds of Chinook salmon fry swim in a tank at the Bodega Marine Laboratory at the University of California, Davis.
Raised in Rice Fields

California’s Chinook salmon have been losing habitat to agriculture for decades. Now, they’re getting a much-needed boost from strategically flooded fields.

Biologists for the Tulalip Tribe carry a beaver toward the site of its reintroduction along a stretch of river in northern Washington.
They Will Build It

In western Washington, the Tulalip Tribes bet big on beavers.

Salmon in an open-ocean fish pen—Photograph by Nick Norman/Getty
One Fish, Two Fish, Strange Fish, New Fish

After more than 30 years, genetically engineered salmon may be coming to a store near you. Is that good or bad news for the planet?

Juvenile salmon like these spend a critical portion of their young lives feeding and growing amongst the eelgrass of Flora Bank. Photo by Tavish Campbell
The Nursery

Unlocking the habitat secrets of one of the planet’s most important salmon fisheries—and the specter of industrial development that threatens its very existence