Category Archives: Uncategorized

Experimental Habitats for Hatchery Delta Smelt

by Peter Moyle The Delta smelt is either extinct in the wild or close to it; in the past year only a handful have been caught, with great effort. In contrast, the UC Davis Fish Conservation and Culture Laboratory (FCCL) … Continue reading

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California’s Missing Forecast Flows in Spring 2021 – Challenges for seasonal flow forecasting

by John Abatzoglou, Anna Rallings, Leigh Bernacchi, Joshua Viers, Josué Medellín-Azuara California’s 2021 water outlook became grimmer this spring as the state did not get fabulous February or miracle March precipitation. Unsurprisingly, spring streamflow forecasts from snowfed basins in the … Continue reading

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California isn’t running out of water; it’s running out of cheap water

by Wyatt Arnold A California water myth which becomes especially pernicious in droughts is that California is “running out of water” (Hanak et al. 2009). Viewing California’s supply and demand pressures in terms of fixed water requirements perpetuates this myth … Continue reading

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California isn’t running out of water; it’s running out of cheap water

by Wyatt Arnold A California water myth which becomes especially pernicious in droughts is that California is “running out of water” (Hanak et al. 2009). Viewing California’s supply and demand pressures in terms of fixed water requirements perpetuates this myth … Continue reading

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Home is where the habitat is

 by Dylan Stompe, Teejay O’Rear, John Durand, and Peter Moyle             The San Francisco Estuary (estuary) is sometimes called the most invaded estuary in the world, and for good reason. Through many avenues, hundreds, if not thousands, of species have … Continue reading

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Drought Makes Conditions Worse for California’s Declining Native Fishes

by Peter Moyle and Andrew Rypel California is home to 131 kinds of native fishes that require freshwater for some or all of their life-cycle. Most of these fishes are found only in California and most (81%) are in decline … Continue reading

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Mitigating Domestic Well Failure for SGMA and Drought in the San Joaquin Valley

by Rob Gailey and Jay Lund Domestic wells serve sizable potable water demands in California and much of the world. These wells tend to degrade and fail with declining regional groundwater levels. In areas of irrigated agriculture, impacts to shallower … Continue reading

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Ecosystem Restoration and Water Management

– Curated by Jennifer Cribbs (jecribbs@ucdavis.edu) Note from the Curator: Restoration implies returning to a prior state. A broken cup carefully glued, might appear nearly as whole as the original, but will always differ from the original.  Ecosystem restoration attempts … Continue reading

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Jobs and Irrigation during Drought in California

Jobs and Irrigation during Drought in California Farmworkers harvesting cauliflower in Monterey County. Photo by John Chacon/California Department of Water Resources by Josué Medellín-Azuara and Jay Lund During droughts organizations and stakeholders look for ways of getting the most from every water … Continue reading

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Assessing portfolios of actions for winter-run salmon in the Sacramento Valley

by Francisco Bellido Leiva, Robert Lusardi and Jay Lund  We may be entering a time when more mechanistic understanding can be used to estimate effects of habitats and flows on fish populations and health, and help design ecosystem restoration efforts. … Continue reading

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