CDFW Upper Sacramento River Basin Salmonid Monitoring

CDFW Upper Sacramento River Basin Salmonid Monitoring

The Upper Sacramento River Basin (USRB) contains much of California's salmon and steelhead populations. This page contains salmon and steelhead assessment project files consisting of long term data, annual reports, databases, spreadsheets and descriptions of monitoring efforts.

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No - CDFW Upper Sacramento River Basin Salmonid data are not available through the Map Viewer.

CalFish Tabular Data
No - CDFW Upper Sacramento River Basin Salmonid Monitoring data are not available through the CalFish database query.

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Pictures taken in the Upper Sacramento River Basin are available for download.

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2026 Winter run Data File

This file contains updates of the 2026 Winter-run population in the upper Sacramento River. It is updated weekly, or as needed. Updates to carcass counts, aerial redd counts and shallow water redd counts are provided. Data contained within is draft and has not undergone final review or analysis and may change based upon these later reviews. Questions or needs concerning the data in this file can be addressed to Jamie Ebenal (jamie.ebenal@wildlife.ca.gov) or Anton Ebenal (aebenal@psmfc.org). Last updated 9-21-26

File size	4754 K
Downloads	406
Date	Mon 09/21/2026 @ 04:45

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Salmonid Populations of the Upper Sacramento River Basin In 2024

Population sizes were estimated for Chinook Salmon and steelhead (where possible) passing upstream of Princeton, CA in the upper Sacramento River basin (USRB), (Figure 1). Annual population estimates for the USRB were determined through several methodologies including carcass surveys, hatchery counts, aerial and in-stream redd surveys, snorkel counts, angler interviews, and video station counts in fish ladders and streams. Updated 11-20-25

File size	1483 K
Downloads	264
Date	Wed 12/10/2025 @ 03:40

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Salmonid Populations of the Upper Sacramento River Basin In 2024

Summary based Excel tables in this file supplement the "Salmonid Populations of the Upper Sacramento River Basin In 2024" pdf report. Readers interested in further analysis and data from the report will find excel spreadsheets with data summaries for most survey efforts in this file. For greater in-depth data needs please contact the author at doug.killam@wildlife.ca.gov. update 11-19-25

File size	449 K
Downloads	44
Date	Wed 12/10/2025 @ 03:37

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