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425 datasets

Surface Water - Toxicity Results

Published by: California State Water Resources Control Board
Last updated: Friday, April 10, 2026
File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). CEDEN is the Californ...

Methodological comparison of multiple MPA rocky ecosystem monitoring techniques

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

California recently completed the implementation of a large network of Marine Protected Areas (MPAs) across the state via legislation called the Marin...

Fish Restoration Program Monitoring - San Joaquin Delta [ds2802]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Fish catch, invertebrate catch, and water quality data from the Sacramento-San Joaquin Delta collected by the Fish Restoration Monitoring Program, 201...

California Monitoring Program for Salmon and Steelhead [ds2804]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This data is out of date, no longer updated, and may contain inaccurate information, please see Salmonid Population Monitoring Areas - California - CM...

California Monitoring Program for Salmon and Steelhead [ds2804]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This data is out of date, no longer updated, and may contain inaccurate information, please see Salmonid Population Monitoring Areas - California - CM...

California Monitoring Program for Salmon and Steelhead [ds2804]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data is out of date, no longer updated, and may contain inaccurate information, please see Salmonid Population Monitoring Areas - California - CM...

California Least Tern Monitoring Sites Generalized - CDFW [ds3146]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, ZIP, CSV, GEOJSON, KML

California least tern colonies are monitored during nesting season along the California Coast and data is reported to California Department of Fish an...

Site Establishment Survey - Terrestrial Species Stressor Monitoring [ds2831]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The TSM study areas were the USDA-defined Great Valley (GV) and Mojave Desert (MD) ecoregions, truncated to California state boundaries. A grid of hex...

Pennels Birds-beak Monitoring Plan - Harrison Grade Ecological Reserve

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: XLSX, ZIP

Pennell’s bird’s-beak (Cordylanthus tenuis ssp. capillaris) is a California-listed rare, and federally-endangered plant that is endemic to Sonoma Coun...

California Least Tern Monitoring Sites Generalized CDFW ds3146

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

California least tern colonies are monitored during nesting season along the California Coast and data is reported to California Department of Fish an...