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Apr 2, 2019 · Eight Decades of Hatchery Salmon Releases in the California Central Valley: Factors Influencing Straying and Resilience - Sturrock - 2019 - Fisheries - Wiley Online Library. Fisheries. Review. Open Access. Eight Decades of Hatchery Salmon Releases in the California Central Valley: Factors Influencing Straying and Resilience.
The Department of Fish and Wildlife manages California's diverse fish, wildlife, and plant resources, and the habitats upon which they depend, for their ecological values and for their use and enjoyment by the public.
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- The Hatchery Crutch: How We Got Here
- A Brief History
- Salmon Enhancement
- Restoring Salmon Population
Across much of the Pacific Northwest of North America, salmon populations are struggling. An array of modern plagues—development, pollution, logging, overfishing—has decimated habitats, leaving fish gasping for oxygen, searching in vain for egg-friendly gravel, and swimming into concrete barriers as they return to their home rivers and streams. And...
Almost a century ago, a Canadian scientist revealed that hatcheries were, at best, failed experiments and, at worst, monuments to delusional thinking. In the early 1920s, fisheries biologist Russell Earl Foerster arrived at Cultus Lake, which drains into the lower Fraser River in British Columbia, to run a salmon hatchery built by the province ten ...
In 1974, Peter Larkin, the first provincial fisheries biologist in British Columbia, wrote an influential essay, “Play It Again, Sam—An Essay on Salmon Enhancement,” that’s equal parts enthusiastic and skeptical. Larkin spells out the foibles humans might bring to hatcheries and other means of boosting fish populations: the lack of continuity in re...
Salmon Nation finds itself in a predicament with no clear way forward. Here we are today, with an upended environment, too many fish, and not enough habitat. But we have the grim duty to look around, take our bearings, and say, “Well, where do we go from here?” As Larkin wrote, clear goals are important. Restoring salmon populations requires a thou...
The National Fish Hatchery System works to support healthy, self-sustaining populations of fish and other aquatic species across the country. Our staff work to maintain excellence in aquatic conservation and to ensure healthy fisheries. We closely monitor the health, status, and trends of fisheries populations and aquatic habitats; and limit ...
May 24, 2023 · The National Fish Hatchery System works closely with state and Tribal partners to produce and stock fish using advanced genetic tools and techniques to maximize performance and to minimize negative impact on wild fish. For decades, the Fish and Aquatic Conservation program has partnered with Tribes to stock fish in Tribal waters and provide ...
Feb 25, 2020 · 2019 Fish Passage Priorities (Top Priorities)*. San Luisito Creek Hwy 1 Culvert with 5ft. Drop Structure. *The following criteria were considered in the creation of this list: 1) high likelihood to improve migration for anadromous species; 2) availability of recent fish and habitat data; 3) willing partners and land access; 4) known political ...
Dec 6, 2019 · Endangered Winter-run Chinook Salmon Increase with Millions of Offspring Headed to Sea. December 06, 2019. Conservation hatchery helps species weather difficult drought years. Feature Story |. West Coast. Biologists have estimated that almost 3.8 million juvenile winter-run Chinook salmon headed down the Sacramento River toward the ocean this year.
