Resources Activity Stream About Order by Relevance Name Ascending Name Descending Last Modified Go 1 resource found Formats: JPEG Tags: mississippi river corridor critical area us national vegetation classification Filter Results Mississippi River Corridor Critical Area (MRCCA) Significant Existing Vegetat... As part of the MRCCA program’s requirements, local units of government are required to map significant existing vegetative stands for planning purposes. These significant plant... JPEG fgdb SHP gpkg HTML