Anadromous Salmonid Monitoring Strategy (ASMS)

The most current version of the Anadromous Salmonid Monitoring Strategy (ASMS) is available under "Final Documents"

A Coordinated Assessments Work Plan has been developed to help identify and address gaps in data sharing capabilities to support the ASMS. A link to the products associated with that process is available at

This site contains the latest Viable Salmonid Population (VSP), habitat and hatchery effectiveness monitoring inventory tables organized by Evolutionary Significant Unit (ESU)/Distinct Population Segment (DPS).

The Collaborative Systemwide Monitoring and Evaluation Project (CSMEP) was a coordinated effort to improve the quality, consistency, and focus of fish population and habitat data to answer key monitoring and evaluation questions relevant to major decisions in the Columbia River Basin. While the project is no longer active, the website and materials is available at

View the latest Status & Trends
for Anadromous fish