The document summarizes the activities of the GMS Creek Crew from 2007-2009. It includes: - Names of the 6th, 7th and 8th grade science class and teachers that made up the Creek Crew. - Testing of water quality metrics like pH and dissolved oxygen in North Elkhorn Creek. - Catching and identifying macroinvertebrates found in the creek. - Marking GPS points to gather data to create maps of the creek. - Guest speakers and field trips related to watersheds and urbanization, including to a water treatment plant and conservation areas.