Historically, spring-run and fall-run Chinook salmon have been considered as separate subspecies, races, ecotypes, or even as separate species of fish. A new genetic analysis, however, shows that the ...

Typically, now is the time when creeks along the Sacramento River are filled with young spring-run Chinook salmon preparing to make their journey downstream to the Pacific Ocean, where they will ...

The California Department of Fish and Wildlife (CDFW) and National Oceanic and Atmospheric Administration (NOAA) Fisheries biologists are pursuing urgent measures in northern California this fall to ...

Spawning season has begun for Feather River Hatchery’s threatened spring-run Chinook salmon, whose population is at a historic low.“What’s happening this year is the lowest number of spring-run fish ...

Spring-run Chinook salmon are also a preferred and primary food for Southern Resident orcas, which are themselves listed as endangered, having a population of only 73 individuals. Diminishing salmon ...