Rising water temperatures in the Columbia River Basin are raising questions about whether fishery managers must take new steps to save the imperiled fish. A persistent heat wave gripping parts of ...

Add Yahoo as a preferred source to see more of our stories on Google. When the drug clobazam accumulates in Atlantic salmon's brains, migrating juvenile fish reach the ocean sooner, a new study found.

For the first time in nearly a century, Chinook salmon are shoaling in the North Yuba River today. Also known as king salmon, ...

Member of the UC Santa Cruz Fisheries Collaborative Program holds a live adult Chinook salmon from the Sacramento River in 2022. (Photo by Jeremy Notch) Imagine a world where just six out of every 100 ...

SEATTLE — Salmon migration and spawning peaks in October in western Washington, but the record-breaking warm and dry summer in 2022 is having an impact on salmon numbers. All salmon first pass through ...

World Fish Migration Day is celebrated to raise global attention to restore river connections for migrating fish to achieve healthier fish stocks and more productive rivers. In Grays Harbor County, ...

May 29—On World Fish Migration Day Saturday, in the underwater viewing room at Manchester's Amoskeag Fishways, curious minds age 4 and older were transfixed by a riverside show. Merrimack River ...

(CNN) — Hatched in quiet streams and rivers, salmon undertake a perilous journey to reach the open ocean where they become mature adults. Over millions of years, generations of young salmon have ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Hatched in quiet ...