The Sacramento River Basin Salmonid Monitoring Program is a cooperative agreement between PSMFC and the Department of the Interior as part of the Central Valley Project Improvement Act. The program seeks to make all reasonable efforts to ensure the long-term sustainability of Salmonid populations in the region. Adult Chinook salmon spawning and escapement surveys have been historically conducted in the Upper Sacramento River basin to produce adult abundance and trend data that is used to evaluate the performance in region-wide recovery efforts. Specifically, these data sets are used for the following management purposes: provide a basis for juvenile Chinook salmon production estimates, monitor performance standards to evaluate the success of enhancement and restoration programs, assess