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135 datasets

DCP Aquatic Invasive Species

Published by: California Department of Water Resources
Last updated: Sunday, April 12, 2026
File types: ZIP

The DCP Aquatic Invasive Species Study is one of many relicensing documents for the Devil Canyon Project (DCP) Hydropower Project Number 14797. The Ca...

Angler Surveys - Lower Otay Lake, San Diego County - 2019-2021

Published by: California Department of Fish and Wildlife
Last updated: Sunday, April 12, 2026
File types: XLSX, ZIP

Access point angler surveys at Lower Otay Lake in San Diego County to determine trends pertaining to angler effort, catch rate, harvest rate, species ...

Stream Inventory Reports by Watershed - CDFW [ds937]

Published by: California Department of Fish and Wildlife
Last updated: Sunday, April 12, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In-stream habitat data include measurements of a variety of physical and aquatic stream attributes that collectively reveal a great deal about stream ...

Drought Monitoring on South-Central California Coastal Watersheds - 2022-2023

Published by: California Department of Fish and Wildlife
Last updated: Sunday, April 12, 2026
File types: XLSX, ZIP

Watersheds included within 2022-2023 South-Central California coast drought monitoring efforts are Chorro, San Luis Obispo, San Simeon, and Santa Rosa...

SSWP Water Quality and Temperature

Published by: California Department of Water Resources
Last updated: Sunday, April 12, 2026
File types: ZIP

The SSWP Water Quality and Temperature Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The Califor...

SSWP Aquatic Invasive Species

Published by: California Department of Water Resources
Last updated: Sunday, April 12, 2026
File types: ZIP

The SSWP Aquatic Invasive Species Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The California D...

Vegetation - Tijuana River [ds3033]

Published by: California Department of Fish and Wildlife
Last updated: Sunday, April 12, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In 2016, Debbie Waldecker from California State Parks (CSP) led a team in a strongly field-based update of the Western San Diego County Vegetation dat...

Nearshore Substrate Mapping Change Analysis using Multispectral Imagery, California South Coast MPA Baseline Study, 2011 to 2012

Published by: California Ocean Protection Council
Last updated: Friday, April 10, 2026
File types: PDF, ZIP, XLSX, GEOTIFF

Three remote sensing datasets were utilized to create the final substrate map products: 1) 4-banded imagery collected in June, October and November of...

Suisun Thistle (Cirsium hydrophilum var. hydrophilum) Abundance - Solano County - 2018-2023

Published by: California Department of Fish and Wildlife
Last updated: Sunday, April 12, 2026
File types: XLSX, JPG, CSV

Suisun thistle (Cirsium hydrophilum var. hydrophilum) is a federally-endangered plant that is endemic to tidal marsh in Solano County California. Suis...

i16 Census County DisadvantagedCommunities 2023

Published by: California Department of Water Resources
Last updated: Sunday, April 12, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The IRWM web based DAC mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Counties feature class. ...