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Category Archives: Sacramento-San Joaquin Delta
Duel Conveyance: Delta Tunnel Dilemmas
by Jay Lund A new option has entered public discussion of Delta water supplies, having only one cross-Delta tunnel instead of two. The official State WaterFix proposal is for two tunnels (totaling 9,000 cfs capacity) under-crossing the Delta for 35 … Continue reading
California WaterFix and Delta Smelt
by Peter Moyle and James Hobbs The delta smelt is on a trajectory towards extinction in the wild. Heading into 2017, the spawning adult population was at an all-time low although this past wet winter has apparently seen a small … Continue reading
Blacklock Marsh: Tidal Habitat No Panacea for Thoughtful Restoration
by John Durand and Peter Moyle Returning open tidal exchange to diked lands is a primary goal of Delta restoration, driven by the 2008 Biological Opinion from USFWS. This document requires 8000 acres of tidal and subtidal habitat to be … Continue reading
Posted in reconciliation, Restoration, Sacramento-San Joaquin Delta
Tagged John Durand, Peter Moyle
4 Comments
The Earth is Falling! – Land Subsidence and Water Management in California
By Jay Lund, Thomas Harter, Rob Gailey, Rick Frank, and Graham Fogg Groundwater problems are mostly invisible. However, as California has come to rely more on groundwater during the drought, land subsidence from groundwater drawdown and accumulating overdraft has become … Continue reading
For a change in Delta perspective, move a few feet
By Jay Lund Each year my family takes a week’s vacation in the Sacramento-San Joaquin Delta on our old sailboat. We often follow some Delta veterans who show us new places. As an engineering professor working on California’s water problems, … Continue reading
Posted in Delta, Sacramento-San Joaquin Delta
Tagged Delta, Jay Lund, Sacramento-San Joaquin Delta
3 Comments
Ten realities for managing the Delta
This article was originally published Feb. 26, 2013 By Peter Moyle I have been working on Delta fishes for nearly 40 years. Increasingly, I have curmudgeonly thoughts about what is needed to make the ecosystem work better. Here I present … Continue reading
Exotic animals deployed as Delta ‘weed whackers’
By Nestle J. Frobish Visitors to the Sacramento-San Joaquin Delta are doing double takes lately as they encounter some newly introduced “biological controls” to keep a fast-spreading waterweed from damaging boat propellers and choking off waterways. Working with state water … Continue reading
Dutch lessons on levee design and prioritization for California
This is the second of an intermittent series of articles on the future of the Sacramento-San Joaquin Delta. By Jay Lund In any lowland, levees define how humans live and how they disrupt native habitats. This is as true for … Continue reading
Posted in Sacramento-San Joaquin Delta
Tagged Dutch, Jay Lund, levee, Sacramento-San Joaquin Delta
4 Comments
21st Century Delta: Reconciling the desired with the possible
This is this first in an intermittent series of articles on the future of the Sacramento-San Joaquin Delta. By Steven Culberson Estuaries are hard places to understand and even harder to explain. Estuarine scientists, myself included, have struggled to learn … Continue reading
Posted in Sacramento-San Joaquin Delta
Tagged Sacramento-San Joaquin Delta, Steven Culberson
5 Comments
Reconciling wild things with tamed places – a future for native fish species in the Delta
Peter Moyle, William Bennett, John Durand, William Fleenor, Jay Lund, Jeffrey Mount, University of California – Davis Ellen Hanak, Public Policy Institute of California, San Francisco Brian Gray, University of California – Hastings School of Law Today, the Public Policy … Continue reading
Posted in Biology, Fish, reconciliation, Sacramento-San Joaquin Delta, Stressors
Tagged Delta, Ellen Hanak Brian Gray, Jay Lund, Jeffrey Mount, John Durand, native fish, Peter Moyle, Public Policy Institute of California, Sacramento-San Joaquin Delta, UC Davis Center for Watershed Sciences, William Bennett, William Fleenor
2 Comments