California Water Fix Aquatic Science Peer Review, Part 2: Supporting analyses for target aquatic species; Panel’s initial recommendations

Presentations take an in-depth look at the analyses for salmonids, sturgeon, Delta smelt, and longfin smelt; panel gives initial recommendations Coverage of the independent science panel review of the draft biological opinion for the California Water Fix project continues with this second of two parts.  For the background, introductory remarks, and presentations on the project and the Section 7 consultation […]

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California Water Fix Aquatic Science Peer Review, Part 1: Overview of the project and the endangered species consultation process

Presentations give overview of the California Water Fix project, and an in-depth review of the Section 7(a)(2) consultation process The California Water Fix is a proposal to build three new intake facilities in the north Delta along with two tunnels to convey water from the north Delta to existing facilities in the south Delta for export to serve water users […]

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Factors controlling the abundance and distribution of species in the Bay-Delta system

At a recent State Water Board meeting, Delta Lead Scientist Dr. Cliff Dahm summarizes four recent scientific reports on the fishes, flows, and other stressors in the Delta The stated mission of the Delta Science Program is to provide the best possible scientific information to inform water and environmental decisions in the Bay Delta estuary.  This includes organizing peer reviews […]

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Saving salmon in a changing California

Dr. Peter Moyle lays out a six-point plan for helping salmon adapt to California’s warm future We don’t have to accept a future without salmon, but we need to take action now, says Dr. Peter Moyle, Associate Director at the UC Davis Center for Watershed Sciences.  He laid out the six steps that the state can take to increase the […]

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Gimme Shelter: How habitat restoration can help improve salmon resiliency to climate change

Food supplies and temperature refuges are some of the ways habitat restoration can help salmon adapt to climate change, says Dr. Ted Sommer As California’s climate changes, concern grows for the survival of salmon, but research shows that habitat restoration may be one of the key tools for supporting salmon in the years ahead, says Dr. Ted Sommer, DWR’s Lead […]

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Juvenile Chinook challenges in the Central Valley: baked, boiled or bass food?

The predator issue: Just how bad is it? Dr. Sean Hayes discusses the results of recent studies on the San Joaquin Coverage of the California Salmon and Climate Variability Symposium continues with Dr. Sean Hayes, Salmon Ecology Team Leader for NOAA Fisheries, who talked about his latest research into juvenile outmigration survival, in particular, focusing on predation studies on the San Joaquin. […]

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A regional-scale view of climate impacts on California’s salmon habitats

 Dr. Nathan Mantua discusses how climate change and seasonal weather patterns influence coastal and marine salmon habitats Earlier this fall, the UC Davis Coastal and Marine Sciences Institute Center for Coastal Ocean Issues and the Delta Science Program convened the California Salmon and Climate Variability Symposium to explore how variable and changing ocean and hydrologic conditions affect Central Valley salmon […]

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Conserving Chinook salmon at the southern end of their range: Challenges and opportunities

NOAA Fisheries Rachel Johnson opens salmon symposium with a look at the outmigration and life history diversity strategies that have allowed salmon to evolve and survive on California’s highly variable landscape Warming temperatures, changing hydrographs, drought, and other impacts of our changing climate present challenges to the survival of salmon in California. Is there anything that can be done to […]

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Shasta Dam Fish Passage Evaluation: Winter-run Chinook may swim above Shasta Dam once again

Agency scientists discuss the winter-run captive broodstock program at Livingston Stone National Fish Hatchery, the conceptual designs for the juvenile collector facilities, and the pilot implementation plan and schedule The NMFS biological opinion on the coordinated operation of the state and federal water projects concluded that CVP and SWP operations were likely to jeopardize the continued existence of salmonids, and […]

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Managing fisheries during drought conditions: Maximizing the effectiveness of limited water supplies

Fish and wildlife officials discuss the drought response actions being taken by federal, state, and local agencies to reduce the impacts to fish and wildlife resources As the weather heats up for the summer months and the drought drags on, water supplies are being stretched to their breaking point.  While agricultural and urban users have had to struggle with significant […]

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