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Boundaries
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Biota
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Penn State
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Pennsylvania, United States
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1. National Wildlife Preserves in Pennsylvania
1996. Environmental Resources Research Institute. Boundaries of National Wildlife Preserves in Pennsylvania. Boundaries were provided by the United States Department of the Interior, National Fish ...
2. Spring Creek Watershed boundaries: Pennsylvania
1996. Environmental Resources Research Institute. Geographic boundaries of the Spring Creek Watershed.
3. Spring Creek Watershed buffer boundaries: Pennsylvania
1996. Environmental Resources Research Institute. Shows 1 km. buffer zone bounding the perimeter of the Spring Creek Watershed.