Chum Salmon

Smiling female surveyor wearing waders and an ODFW hat holds a large chum salmon

Lower Columbia Objectives:

  • Continue monitoring of study areas (green region on map below).

  • Continue long-term annual estimate of abundance index (peak count on standard surveys).

  • Monitor and assess trends in abundance index.

  • Determine spawner age composition (fish scales).

  • Research and develop methodologies as needed.

To learn about ODFW's Chum Reintroduction Project in the Lower Columbia click here. 

Image of western Oregon regions, with distinctive chum monitoring areas labeled.

Oregon Coast Objectives:

  • Continue monitoring of study areas (yellow region on map to right).

  • Continue long-term annual estimate of abundance index (peak count on standard surveys).

  • Monitor and assess trends in abundance index.

  • Determine spawner age composition (fish scales).

  • Research and develop methodologies.