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2713 datasets

Interagency Ecological Program: Fish catch and water quality data from the Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2023.

Published by: California Department of Water Resources
Last updated: Thursday, April 16, 2026
File types:

Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program i...

Drinking Water - Public Water Systems Rates Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, October 29, 2019
File types: CSV, PDF

Public Water Systems (PWS) submit their annual reports with rate information using the Electronic Annual Report (EAR) submission process on the Drinki...

Ocean Acidification, Hypoxia (West Coast) and Biological (California) Monitoring Locations

Published by: California Ocean Protection Council
Last updated: Friday, April 10, 2026
File types: CSV, GEOJSON

Ocean Acidification and Hypoxia (OAH) and ecosystem monitoring project locations compiled by Ocean Protection Council staff....

Protected Spawning Areas - Fish and Game Code 1505 [ds647]

Published by: California Department of Fish and Wildlife
Last updated: Thursday, April 16, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The data set captures California Fish & Game Code section 1505 as stream events on CalHydro 100k hydrography, a CalFish developed derivitave of th...

Clifton Court Forebay Predation Study - (LEG) - Fish Sampling v2

Published by: California Department of Water Resources
Last updated: Thursday, April 16, 2026
File types:

This dataset contains data on predatory fish which were collected during the 2013-2018 CCFPS studies. Fish were captured using hook and line or gillne...

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

Published by: California Department of Fish and Wildlife
Last updated: Thursday, April 16, 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...

General Fish Surveys - Diamond Valley Lake, Riverside County - 2003-2021

Published by: California Department of Fish and Wildlife
Last updated: Thursday, April 16, 2026
File types: XLSX, ZIP

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

California Native Fish Species by Watershed [ds1353] Extended Table

Published by: California Department of Fish and Wildlife
Last updated: Thursday, April 16, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, GEOJSON

This dataset was created using the 123 PISCES extant species range layers listed below in the table. The PISCES datasets were converted to rasters usi...

Offshore Commercial Fishing Blocks - Pre Jan 1, 2025 - R7 - CDFW [ds3148]

Published by: California Department of Fish and Wildlife
Last updated: Thursday, April 16, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Large commercial fishing catch areas, often referred to as -commercial fishing (4-digit) blocks for the state of California. These blocks represent te...

California Native Fish Species by Watershed [ds1353] Extended Table

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, April 15, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset was created using the 123 PISCES extant species range layers listed below in the table. The PISCES datasets were converted to rasters usi...