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Researchers at Oregon State University say new discoveries about how some Chinook salmon breed could help guide conservation efforts.
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Oregon's gray wolf population took several hits in 2023, causing its growth rate to drop to zero for the first time since wolves started returning to the state.
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A coastal plant that’s been hammered by invasive species and recreational vehicles has won federal protection after years of pressure from environmental groups.
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Decades of data show that despite billions in taxpayer investment, salmon and steelhead hatchery programs and restoration projects in the Columbia River Basin have failed to support or boost native fish populations and in fact are contributing to their decline.
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The U.S. Fish and Wildlife Service is seeking input on the potential reintroduction of the threatened southern sea otter to the Oregon and Northern California coast.
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U.S. Fish and Wildlife Service will decide whether endangered Oregon beetle needs federal protectionIn 2020, a nonprofit environmental group focused on biodiversity petitioned federal authorities to protect a bug-eyed beetle that used to thrive on West Coast beaches but now only exists in certain sites, mainly in Oregon.
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The first documented outbreak of avian flu in California condors in the Southwest is alarming groups trying to reintroduce this critically endangered bird in Humboldt County.
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A federal regulatory group voted Thursday to officially close king salmon fishing season along much of the West Coast after near-record low numbers of the fish, also known as Chinook, returned to California’s rivers last year.
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A northern California tribe is pressing the federal government to stop water deliveries for farming in southern Oregon and northern California unless a federal agency can show it’s met all legal requirements for endangered species, including salmon and killer whales.
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California regulators listed a rare species of plant that’s only been found around Shasta Lake as threatened this week. That change could hamper future efforts to raise the height of the Shasta Dam.
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A butterfly that’s native to Oregon will be removed from the endangered species list after more than two decades.
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A request to list several populations of Chinook salmon as endangered was approved for review by the National Marine Fisheries Service this week.
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The conservation of a critically endangered bird species received a major funding boost.
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The federal Bureau of Reclamation is considering reducing the amount of water sent down the Klamath River by up to 40% over the coming winter months. A draft proposal released this month outlined the cuts ahead of another possible drought year.