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97 datasets

Delta Vegetation and Land Use - 2011 [ds292]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Under contract to the California Department of Fish and Wildlife (CDFW) and the Bay-Delta Region for use in conjunction with the Delta Regional Ecosys...

Groundwater Basin Boundary Descriptions - Sacramento River Region (5-XXX Basins)

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: PDF

This dataset includes the official groundwater basin boundary descriptions for California's 515 groundwater basins. To make locating descriptions easi...

i07 SignificantResourceAreas Delta 1979

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

"This section identifies those areas in the Delta which because of their resource value should receive special consideration. Those areas...have ...

i03 Delta PrimarySecondary Zones

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Delta Primary Zone Boundary The history of the primary zone boundary is as follows: the Primary Zone was defined in the 1992 Delta Flood Protection Ac...

Vegetation - Delta Vegetation and Land Use Update - 2016 [ds2855]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Sacramento-San Joaquin Delta Reform Act of 2009 established the Delta Stewardship Council (DSC) to achieve more effective governance while providi...

Freshwater Tidal Wetland Fish Monitoring Project - Decker Island, Sacramento River, Solano County

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: XLSX, ZIP

Fish monitoirng in a newly created freshwater tidal wetland on Decker Island. The dataset includes beach seine and electrofishing fish catch and fork ...

Interagency Ecological Program: Drift invertebrate catch and water quality from the Sacramento River channel, and Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2019

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types:

Largely supported by the Interagency Ecological Program (IEP), the California Department of Water Resources (DWR) has operated a fisheries and inverte...

i12 Salinity Transects SouthDelta

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of high-frequency specific conductance and water temperature measurements at specific points in the South Delta. Specifi...

Interagency Ecological Program: Discrete water quality and phytoplankton data from the Sacramento River floodplain and Yolo Bypass tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998 - 2022

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: DATA

The Yolo Bypass Fish Monitoring Program (YBFMP) operates a rotary screw trap and fyke trap and conducts biweekly beach seine and lower trophic surveys...

Interagency Ecological Program: Zooplankton catch and water quality data from the Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2018.

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types:

Largely supported by the Interagency Ecological Program (IEP), the California Department of Water Resources (DWR) has operated a fisheries and inverte...