We conduct Field Investigations in 2 locations in Prince William County,VA
Field Lessons are in RED below maps
Manassas National Battlefield Park located in the Bull Run Watershed |
Prince William County Watersheds
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Occoquan Bay National Wildlife Refuge located in the Marumsco Creek Watershed
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Water Chemistry both sites Water Chemistry parameters background info How/where GMU Water Quality Data is Collected What GMU sonde measures & why we care How Nutrients are Measured in the Bay
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View Pr. Wm watersheds up close: Once opened, enter the name of the school in the search bar. The name of the local watershed will appear on the map alongside the school location. |
Wetland Challenge - both sites
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The UOSA sewage treatment plant in Centerville, is unique in that the highly treated sewage output supplies roughly 20% of the inflow into the Occoquan Reservoir, which Fairfax Water uptakes and sends as drinking water to many homes This treated sewage effluent is actually far cleaner than the stream sources that flow into the Occoquan Reservoir. |
Macroinvertebrates both sites Questions to stimulate discussion Cacapon Institute Invertebrate ID Benthic Macroinvertibrate Portal Aquatic Insects of Central VA, Bob Hendricks really knows his stream bugs! Great Macroinvertebrate stories How dragonflies metamorphose: video
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Watershed Runoff Race-Occoquan Ches Bay Fieldscope on left, at bottom of list select satellite imagery or topo map. Click on Flow path, select/click a location on map and observe path water takes to the Bay. Play with other layers!
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