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Water and Land Resources Division
Invasive knotweed control videos Series of four videos describing how to identify invasive knotweed, how it damages native plant communities and streambanks, and demonstrating how to control it using manual methods and injecting or spraying chemical herbicides. Windows Media format, video lengths vary from 2.5 minutes to almost 12 minutes.
Lake Sammamish Kokanee The Lake Sammamish Kokanee video describes the 2008-2009 season run of imperiled kokanee salmon to Lewis Creek and Ebright Creek, and provides an overview of actions to improve their survival rate. Windows Media format, video length 3 minutes, 50 seconds Text transcript, Lake Sammamish Kokanee