Hanford Reach Fall Chinook Salmon Redd Monitoring Report for Calendar Year 2024

Summary

This report details ecological monitoring efforts to protect the largest remaining population of fall Chinook salmon in the Pacific Northwest, a critical Level 5 resource. Annual fixed-wing aerial surveys, conducted since 1948 and expanded in 2011 to include areas near groundwater contamination plumes, track spawning activity and redd distribution in the Hanford Reach. The 2024 monitoring results, including visual aerial redd counts, are summarized in the report to inform conservation decisions and comply with environmental regulations.

Key Facts

Source Document

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