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97 datasets

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: Tuesday, April 7, 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...

Recreational Angler Surveys - Lake Silverwood, San Bernardino County - 1999-2020

Published by: California Department of Fish and Wildlife
Last updated: Tuesday, April 7, 2026
File types: XLSX, ZIP

Roving creel surveys using stratified random sampling to determine angler catch rates, angler satisfaction, estimated trout harvested, total pounds ha...

General Fish Surveys - Lake Silverwood, San Bernardino County - 1999-2021

Published by: California Department of Fish and Wildlife
Last updated: Tuesday, April 7, 2026
File types: XLSX, ZIP

General Fish Surveys compare trends among the fishery species in Lake Silverwood utilizing data that calculates catch per unit of effort (CPUE), relat...

i07 Habitat Restoration Polygons

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Approximate locations for habitat projects located within the Sacramento-San Joaquin Delta. This project list builds on earlier efforts, including tho...

Vegetation - Great Valley Compilation [ds3231]

Published by: California Department of Fish and Wildlife
Last updated: Tuesday, April 7, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Geodatabase feature class containing a map tile of vegetation within the Great Valley Ecoregion. The vegetation tile combines these datasets: Great Va...

2021-2022 West False River Emergency Drought Barrier water quality, flow, and fish monitoring

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types:

To manage the critically low 2021 water supply for beneficial uses, DWR installed the temporary emergency drought barrier (EDB) on West False River in...

Fish Salvage in State Water Project and Central Valley Project - California

Published by: California Department of Fish and Wildlife
Last updated: Tuesday, April 7, 2026
File types: XLSX, ZIP

Two fish protective facilities reduce fish losses associated with water export by the federal Central Valley Project (CVP) and California’s State Wate...

i03 Local Maintenance Areas Flood Protection

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Boundaries of various types of public agencies with responsibilities that include in part or primarily flood control, system maintenance, and improvem...

Modeling and Analysis Web Page General Contents

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: PDF

Modeling and Analysis Web Page General Contents...

i17 Levee Centerlines SuisunMarsh

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Center lines of the Suisun Marsh levee systems. This dataset is a combination of different Suisun Marsh levee datasets that were edited to be accurate...