U.S. Geological Survey Open-File Report 2012-1099
Summary of Oceanographic and Water-Quality Measurements near the Blackwater National Wildlife Refuge, Maryland, 2011
/ Title Page / List of Figures / Conversion Factors / Abstract / Introduction / Instruments / Site Description / Mooring Log / Results / Acknowledgments / References Cited / Appendix
Figure 2B. Enlarged view of Blackwater River upstream sites. Green markers indicate the spring deployment, and yellow one the fall. This figure was created with ESRI ArcGIS using the i-cubed Nationwide Prime database (June 2012).
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