Author Archives: UC Davis Center for Watershed Sciences

How engineers see the water glass in California

How do engineers see the water glass in California? Mostly the same as they did four years ago when this blog was first posted, though with today’s drought the glass is perhaps down to a quarter full — or three-quarters empty.  … Continue reading

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The Coming Droughts of California in 2017 – November 27, 2016

By Jay Lund California is a big diverse place. California probably will experience droughts this year of different types in different places, and no drought at all in some places, simultaneously.  Even if conditions this year are very wet, with … Continue reading

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Human Use of Restored and Naturalized Delta Landscapes

By Brett Milligan, Assistant Professor, UC Davis Landscape Architecture and Sustainable Environmental Design and Alejo Kraus-Polk, PhD Geography candidate, UC Davis Current legislation and plans for the California Delta call for restoring tens of thousands of acres of aquatic and … Continue reading

Posted in Delta, Planning and Management, reconciliation, Restoration | Tagged , | 2 Comments

Allocating a Share of San Joaquin River Water to the Environment Shows Promise

By Jeffrey Mount, Brian Gray, Ellen Hanak, PPIC Water Policy Center, Peter Moyle, UC Davis Center for Watershed Sciences Introduction In September 2016, the State Water Board released its draft plan for new environmental flow requirements in the San Joaquin … Continue reading

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The North Delta Habitat Arc: an Ecosystem Strategy for Saving Fish

Peter Moyle, John Durand, Amber Manfree.  Center for Watershed Sciences, University of California, Davis. Delta native fishes are in desperate condition. Over 90% of fish sampled by diverse means belong to non-native species.  Native species such as delta smelt are … Continue reading

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The Horror of a Salmon’s Wheel of Misfortune

By Miranda Tilcock Salmon in the Stream 10 little salmon eggs, resting in a redd 1 was covered in silt, now the egg is dead 9 little alevin, with their yolks attached, 1 was washed away, and never made it … Continue reading

Posted in Conservation, education, Fish, Floodplains, Salmon, Uncategorized | Tagged , | 3 Comments

Evaluating California’s Adjudicated Groundwater Basins in the SGMA Era

By Ruth Langridge, University of California – Santa Cruz [i] Groundwater is a critical resource in California. While the 2014 Sustainable Groundwater Management Act (SGMA) established new requirements and increased state oversight for many overdrafted basins,[ii] groundwater basins adjudicated before … Continue reading

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Water is for fighting over? – a review of John Fleck’s recent book

By Jay Lund Most expressions on Western water issues are reflex or studied advocacy favoring a single viewpoint or opposing other viewpoints.  A minority provide thoughtful and reasonably balanced insights.  John Fleck’s new book, “Water is for fighting over” is … Continue reading

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Comparing Delta Consumptive Use: Preliminary Results from a Blind Model Comparison

By Josué Medellín-Azuara, Kyaw Tha Paw U, Yufang Jin, Quinn Hart, Eric Kent, Jenae’ Clay, Andy Wong, Andrew Bell, Martha Anderson, Daniel Howes, Forrest Melton, Tariq Kadir, Morteza Orang, Michelle M. Leinfelder-Miles, J. Andres Morande, William Li, and Jay R. … Continue reading

Posted in California Water, Delta, Uncategorized, Water System Modeling | Tagged | 9 Comments

Drought Prospects in California for the New 2017 Water Year – October 1, 2016

By Jay Lund Happy New Water Year 2017! Hopefully everyone has recovered from their celebrations. The 2016 drought year is over.  It was milder year than the four previous drought years.  The great wet hope of the “Godzilla” El Nino … Continue reading

Posted in California Water, Drought, Uncategorized | Tagged | 7 Comments