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456 datasets

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: Sunday, July 5, 2026
File types:

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

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: Sunday, July 5, 2026
File types:

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

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: Sunday, July 5, 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: 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: Sunday, July 5, 2026
File types:

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

Rocky Intertidal Ecosystems, California South Coast MPA Baseline Study, 2001 to 2014

Published by: California Ocean Protection Council
Last updated: Friday, July 3, 2026
File types: PDF, ZIP, CSV, XML

The South Coast Study Region (SCSR) encompasses a broad section of southern California including both mainland and island coastal regions. The except...

Use of Estuarine, Intertidal, and Subtidal Habitats by Seabirds, California South Coast MPA Baseline Study, 2011 to 2013

Published by: California Ocean Protection Council
Last updated: Friday, July 3, 2026
File types: PDF, ZIP, CSV, TXT

Seabirds are long-lived, upper trophic level predators that are integral components of marine ecosystems. During the breeding season, seabirds are cen...

Northern Sacramento Valley Groundwater Elevation Change Maps

Published by: California Department of Water Resources
Last updated: Sunday, July 5, 2026
File types: ZIP

Groundwater Elevation Change Maps summarize the change in groundwater level measurements over time, collected from wells in the northern Sacramento Va...

South Coast State of the Region Report, Snapshots and Supplemental Reports All Habitats 2011-2015

Published by: California Ocean Protection Council
Last updated: Friday, July 3, 2026
File types: PDF

State of the South Coast Region-Results from Baseline Monitoring of Marine Protected Areas 2011-2015. Learn about the biological, ecological, oceanogr...

California Water Plan - Groundwater Update 2013

Published by: California Department of Water Resources
Last updated: Sunday, July 5, 2026
File types: PDF

California's Groundwater Update 2013: A Compilation of Enhanced Content for California Water Plan Update 2013 compiles and analyzes readily-available ...

Continuous Groundwater Level Measurements

Published by: California Department of Water Resources
Last updated: Sunday, July 5, 2026
File types: CSV

DWR continuous groundwater level measurements contains continuous time-series data from automated recorders at sites operated by the Department of Wa...