So much is at stake in this water year 2022: water supplies, water quality, agricultural production, hydropower production, as well as the future of salmon, steelhead, sturgeon, smelt, and other native fishes of the Klamath and Sacramento-San Joaquin watersheds. Despite … Continue reading
On March 31, 2022, the Delta Independent Science Board (ISB) met to discuss: “How the State Water Project and Central Valley Project comply with the Endangered Species Act.” Cathy Marcinkevage, Assistant Regional Administrator in the California Central Valley Office of … Continue reading
I have a simplified approach in analyzing fish population dynamics from which I review the status of populations of smelt and salmon. It looks at the dynamics of the relationship between the number of spawning adults and their returning adult … Continue reading
The U.S. Bureau of Reclamation and the California Department of Water Resources (Reclamation and DWR) filed a “Temporary Urgency Change Petition” (TUCP) on March 18, 2020. If granted, the TUCP reduce Delta outflow requirements. The proposed averaging requirements in the … Continue reading
I have studied American shad, a popular sportfish and anadromous herring native to the East Coast, in the Hudson, Columbia, Sacramento, American, Feather, Yuba, and Stanislaus rivers. I have also fished for them for 50 years. They are the most … Continue reading