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Schematic of the sampling procedure used to process coho salmon
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11 September 21 October abundance estimate Baker River trap Carpenter sub-basins coho salmon bound coho salmon escapement coho salmon migrating coho salmon tagged collected during surveys commercial catch conducted by SSC Conrad CPUE downstream areas examined for tags female coho salmon Fisher's exact test found Appendix Table illegible tag Includes fish recovered lower Skagit River Marblemount Hatchery mark an operculum marked fish Middle Sauk sub-basin Middle Skagit sub-basin Nookachamps sub-basin number of coho number of fish number of tags opercula operculum punch percentage of tags Pond Mortality population release strata salmon escapement samples salmon were examined samples collected secondary mark significant difference Skagit Bay Skagit System Cooperative spawning areas spawning ground surveys SSC crews sub-basin spawning grounds Suiattle Summary of coho Surveys were conducted tag recovery data Tag recovery samples tagged or marked tagging area tagging began tags recovered tags released Tulalip Bay Upper Skagit Washington Dept