In the Northwest, salmon are struggling to make the seasonal migration upstream to their spawning grounds after a recent heat wave warmed up water temperatures. In fact, the water is so hot, ...

The migratory journey of Atlantic salmon (Salmo salar) from freshwater rivers to the vast marine environment is a critical phase in their life cycle, significantly influencing population dynamics and ...

Oct. 30 (UPI) --Traditionally, spring-run and fall-run Chinook salmon have been classified as two separate subspecies, or ecotypes, but new genetic analysis suggests the two groups are much more ...

(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 ...

When the drug clobazam accumulates in Atlantic salmon's brains, migrating juvenile fish reach the ocean sooner, a new study found. A juvenile salmon is shown in May 2019. - Jörgen Wiklund Hatched in ...