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E-book

National Capital Region network inventory and monitoring program water chemistry and quantity monitoring protocol : water chemistry, nutrient dynamics, and surface water dynamics vital signs

Publisher:
Fort Collins, Colorado : U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2011.
Edition:
Version 2.0.
Phys. Desc.:
1 online resource (approximately 229 pages) : color illustrations, color maps
Electronic resource
Click for online content.

E-book

National Capital Region Network biological stream survey protocol : physical habitat, fish, and aquatic macroinvertebrate vital signs

Publisher:
Fort Collins, CO : U.S. Department of the Interior, National Park Service, Natural Resource Program Center, 2009.
Edition:
Version 2.0.
Phys. Desc.:
1 online resource (viii, 223 pages) : color illustrations, color maps
Electronic resource
Click for online content.