The Oregon Adult Salmonid Inventory and Sampling Project (OASIS) is responsible for conducting research and monitoring to assess the status of coastal and lower Columbia River anadromous salmonid populations. Duties include coordinating and conducting salmon and Winter Steelhead spawning ground surveys, as well as implementing research to improve inventory methods. OASIS also provides technical assistance to various fishery management programs.

You can find more information on current research objectives and the status of Oregon's anadromous fish populations on this website. Welcome!