Colorful seasonal populations of monarch butterflies that visit a broad range of the Klamath Basin are being proposed as threatened under the Endangered Species Act (ESA).

It is the first anadromous fish (species that migrate from the sea upstream to spawn) to be seen in the state's Klamath Basin since 1912 – when the first of four hydroelectric dams was constructed.

“How many fish are entering their historical habitats? What species, and where do they ... old Iron Gate dam site all the way to Upper Klamath Lake in Oregon. The collaborative has also ...

Those two species of sucker fish are central to the Klamath Tribes ... fish now have an unimpeded aquatic highway to Upper ...

YREKA, Calif. – One of the first banners used by a coalition of tribes, environmentalists and other allies in a 20-year ...

Their counterclaim that the Endangered Species Act didn’t require Reclamation to alter its management of the lake water to benefit endangered species was ... In 2018, Orrick refused to divert water ...

13, shortly after removal of the Iron Gate Dam. Both the state and federal government list the fish under the state and federal Endangered Species acts. The species returns to spawn in fresh water ...

The California Department of Fish and Wildlife (CDFW) has seen the first returns of threatened Coho Salmon in the upper ...

Four Klamath River dams are being removed for ... approval for dam removal to restore habitat for four keystone fish species: Chinook salmon, Coho salmon, Pacific lamprey, and steelhead trout.