Author

Sam Davidson

  • Conservation

    Conserving freshwater biodiversity in California

    A native Chinook salmon from California's Central Valley. Conservation of freshwater biodiversity faces major challenges. The fragmented nature of freshwater habitats often results in species populations being highly vulnerable to extirpation. Moreover, areas managed for resource conservation typically reflect jurisdictional or landscape boundaries that have little meaning for aquatic species. Now, a team of scientists…

  • Voices from the river

    Voices from the River: Many hats

    Jessica Strickland and her daughter Vida, project managing in the Sequoia National Forest backcountry. By Jessica Strickland Working with Trout Unlimited really is just NOT boring. What we do as field staff is so diverse that I have become a woman of many hats. A recent weekend was a great example of how what we…

  • Conservation

    TU, SRF host first-ever Large Wood Field School

    Participants in the 2018 Large Wood Technical Field School, hosted by TU and the Salmonid Restoration Federation. Photo: Dana Stolzman, SRF One of the biggest coldwater conservation challenges in the western U.S. is recovering coho salmon in California, the southernmost extent of the species' historical range. Coho, one of four species of salmon native to…

  • Science

    New report: The importance of diversity for California salmon

    Adult Chinook salmon in California's San Joaquin River. California salmon and steelhead reside at the southern limits of the ranges of their various species, and have evolved a diversity of strategies to survive in California’s highly variable climate. However, alterations in land use and resource management over the past century and a half have degraded,…

  • Summer steelhead in the Elwha rise from the ashes

    Rise of the Phoenix: an Elwha River summer steelhead (Photo: John McMillan) By John McMillan Should we invest in dam removal? It’s a question that many communities, businesses and policy-makers are facing these days — partly because of agin g infrastructure and financial liabilities, and partly because of legal obligations to protect water quality and…

  • Pinks and steelhead

    Pink salmon in its spawning phase. Fall is in the air and it’s time to get on the river. But first, let’s give our steelhead IQs another booster shot.. This week we have a guest writer and scientist, Colin Bailey, a PhD student studying fisheries science at Simon Fraser University under Jonathan Moore (Moore is…