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East Fork Lewis River - Lewisville Park
Fall 2005

East Fork of the Lewis River at Lewisville Park, September 2005

The images below are of macroinvertebrates collected from the East Fork of the Lewis River at Lewisville Park, in Clark County, WA. This is the site of our annual water quality testing with 7th grade science students. This year's testing occured in September and November. While collected at our testing site, the images below do not reflect the actual macroinvertebrates counted during these testing trips.

Instructions: For a larger view of the specimens below, click on an image. The enlarged image will appear on your screen in a new window. Close this new window when you are through viewing it. Further information on the identification and ecology of aquatic macroinvertebrates can be found from the materials mentioned on our Resources page.