Category Archives: Uncategorized

Managing source water for maximum benefit in a challenging climate

By Amber Lukk and Ann Willis In drought-prone northern California, limited water resources, private water rights allocations, and inefficient transport and use of water resources causes tension between freshwater conservation and private landownership (Garibaldi et al. 2020, Vissers 2017). In … Continue reading

Posted in Uncategorized | 1 Comment

The Flow of California Water Policy – A Chart

by Jay Lund California water policy is often discussed and depicted as being impossibly complex.  In its essentials, it can be seen much more simply, as in the flow chart below.  Without extreme events (such as floods and droughts), the … Continue reading

Posted in Uncategorized | 2 Comments

Are native fishes and reservoirs compatible?

By Peter B. Moyle and Anna M. Sturrock The question addressed in this blog comes from a new PPIC report that calls for reforms in management of environmental water stored behind dams in California. The report shows it is possible … Continue reading

Posted in Uncategorized | 1 Comment

White sturgeon: is an ancient survivor facing extinction in California?

by Andrea Schreier, Peter B. Moyle, Nicholas J. Demetras, Sarah Baird, Dennis Cocherell, Nann A. Fangue, Kirsten Sellheim, Jonathan Walter, Myfanwy Johnston, Scott Colborne, Levi S. Lewis, and Andrew L. Rypel Sturgeons belong to an ancient family of fishes that once … Continue reading

Posted in Uncategorized | Leave a comment

Spawning of the living dead: understanding how salmon pass thiamine deficiency to their young

By Abigail E. Ward and Miranda Bell-Tilcock This is no ordinary witch’s brew. It’s one part of the recipe to study thiamine deficiency in our California Central Valley Chinook salmon (Oncorhynchus tshawytscha) populations. In 2019, hatcheries noticed an eerie and … Continue reading

Posted in Uncategorized | Leave a comment

Innovative Approaches for Flood Insurance Affordability

by Kathleen Schaefer People have been asking if Hurricane Ian will push the National Flood Insurance Program (NFIP) into an affordability crisis?  Some argue the NFIP is already there. Two weeks ago, the Greater New Orleans, Inc.’s Coalition for Sustainable … Continue reading

Posted in Uncategorized | 2 Comments

Being patient and persistent with nature

By Andrew L. Rypel In the coming weeks, fall-run Chinook salmon (Oncorhynchus tshawytscha) will appear in Putah Creek again to spawn. The fact that any salmon spawn in Putah Creek is a small miracle, and testimony to the resilience of … Continue reading

Posted in Uncategorized | Leave a comment

Losing mussel mass – the silent extinction of freshwater mussels

by Andrew L. Rypel Note: this is a re-post from August 2020. Throughout my career I’ve spent some time studying the fascinating ecology and conservation issues of freshwater mussels (Fig. 1). For me, learning about mussels has fortified a recurring … Continue reading

Posted in Uncategorized | 2 Comments

Happy New Water Year 2023!

by Jay Lund Happy New Water Year, 2023!  (October 2022 – September 2023) The first New Year celebration for California’s water wonks is October 1, the beginning of the new Water Year, the nominal beginning of California’s wet season.  California … Continue reading

Posted in Uncategorized | Leave a comment

Federal Disaster Assistance to California

By Ryan Miller and Nicholas Pinter Following a major flood or other natural disaster, the US federal government provides disaster assistance to individuals and local and state jurisdictions to help them recover. Over the past ~20 years, these federal payments have … Continue reading

Posted in Uncategorized | Leave a comment