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Figure E-6. Bathymetry, historic SAV, and current SAV are overlayed to determine a unique 
code that describes environmental attributes for each cell in the study area. 
Figure E-7. A representative 3-digit code for each cell is used to indicate bathymetric 
zone, historic SAV presence/absence, and current SAV presence/absence. 
appendix e 
Chesapeake Bay Water Clarity Assessment Framework 
