- Chinook salmon (Oncorhynchus tshawytscha)
- Sockeye salmon (Oncorhynchus nerka)
- Coho salmon (Oncorhynchus kisutch)
- Pink salmon (Oncorhynchus gorbuscha)
- Chum salmon (Oncorhynchus keta)
Each species of salmon has a unique life cycle and migrates to the Skagit River at different times of the year to spawn. Chinook salmon are the largest of the Pacific salmon and are known for their fighting spirit. Sockeye salmon are known for their bright red color during spawning. Coho salmon are known for their silver skin and are often caught by sport fishermen. Pink salmon are the smallest of the Pacific salmon and are known for their abundance. Chum salmon are known for their dark green color and are often used for canning.