Tag: spring-fed systems

  • Are spring-fed rivers key to long-term persistence of salmon and trout in California?

    By Nicholas Corline, Emilio Grande, Ate Visser, Jean Moran, Jory Lerback, Tyanna Blaschak, Damon Goodman, Jake Harm, Lauren Tolley-Mann, Dylan O’Ryan, Valerie Muenker, Rollie Nearhood, Amber Lukk, Sarah Howe, and Robert Lusardi Imagine a giant sponge made of volcanic rock. That’s what scientists have recently discovered in the central Cascades of Oregon, an aquifer that…

  • A salmon success story during the California drought

    Looking back on 2014, it’s hard not to feel despair for California salmon. With drought-stricken rivers running dangerously warm and slow for spring migration, the government was giving millions of young hatchery salmon a lift to the Pacific by truck and barge. Come August, several streams in the Central Valley were drying up. Native fish…

  • Benefits of growing up in a spring stream

      Juvenile coho salmon feeding on invertebrates drifting in the water column.  The material floating down also consists of plant material that invertebrates use as a food resource. Video by Carson Jeffres   By Carson Jeffres and Jeffrey Mount When ecologists talk about improving habitat for native fishes, they often focus on enhancing food webs…