Baltimore County Department of Environmental Protection and Resource Management
Chesapeake College
Citizen
District of Columbia Fisheries and Wildlife Division
Maryland Coastal Bays Program
Maryland Department of Natural Resources
Maryland Environmental Service
Multiple Surveyors
National Oceanic and Atmospheric Administration
National Park Service
United States Fish and Wildlife Service
University of Maryland Center for Environmental Science
University of Virginia
Virginia Institute of Marine Science
2009 SAV Density Class Key
0 - 10%
10- 40%
40 - 70%
70 - 100%
2009 Comparison Map Key
2009 SAV
2008 SAV
SAV both years
Regions that were not fully mapped in 2008
Each bed is identified with an unique two letter (A,B,C,...,AA,BA,CA,...) and one number (1-4) designation. The numbers represent the density classification discussed in the text, i.e., 1 = <10%; 2= 10-40%; 3= 40-70%; 4= 70-100%.