U.S. Fish and Wildlife
Service


Estuarine Wetland Codes - National Wetlands Inventory Habitat Classification:

SYSTEM              SUBSYSTEM        CLASS                     SUBCLASS

                                  |_ RB=Rock Bottom            1=Bedrock
                                  |                            2=Rubble
                                  |
                                  |_ UB=Unconsolidated Bottom  1=Cobble-Gravel
                                  |                            2=Sand
                                  |                            3=Mud
                                  |                            4=Organic
                                  |
                |__ 1=SUBTIDAL____|_ AB=Aquatic Bed            1=Algal
                |                 |                            3=Rooted Vascular
                |                 |                            4=Floating Vascular
                |                 |                            5=Unknown Submergent
                |                 |                            6=Unknown Surface
                |                 |
                |                 |_ RF=Reef                   2=Mollusc
                |                 |                            3=Worm
                |                 |
                |                 |_ OW=Open Water/Unknown Bottom (used on older maps)
E=ESTUARINE_____|
                |                  
                |                 |_ AB=Aquatic Bed            1=Algal
                |                 |                            3=Rooted Vascular
                |                 |                            4=Floating Vascular
                |                 |                            5=Unknown Submergent
                |                 |                            6=Unknown Surface
                |                 |
                |                 |_ RF=Reef                   2=Mollusc
                |                 |                            3=Worm
                |                 |
                |                 |_ SB=Streambed              3=Cobble-Gravel
                |                 |                            4=Sand
                |                 |                            5=Mud
                |                 |                            6=Organic
                |                 |
                |                 |_ RS=Rocky Shore            1=Bedrock
                |                 |                            2=Rubble
                |                 |
                |__ 2=INTERTIDAL__|_ US=Unconsolidated Shore   1=Cobble-Gravel
                                  |                            2=Sand
                                  |                            3=Mud
                                  |                            4=Organic
                                  |
                                  |_ EM=Emergent               1=Persistent
                                  |                            2=Nonpersistent
                                  |
                                  |_ SS=Scrub-Shrub            1=Broad-Leaved Deciduous
                                  |                            2=Needle-Leaved Deciduous
                                  |                            3=Broad-Leaved Evergreen
                                  |                            4=Needle-Leaved Evergreen
                                  |                            5=Dead 
                                  |                            6=Indeterminate Deciduous
                                  |                            7=Indeterminate Evergreen
                                  |_ FO=Forested               1=Broad-Leaved Deciduous
                                                               2=Needle-Leaved Deciduous
                                                               3=Broad-Leaved Evergreen
                                                               4=Needle-Leaved Evergreen
                                                               5=Dead
                                                               6=Indeterminate Deciduous
                                                               7=Indeterminate Evergreen

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Keywords=GIS, data, estuarine, habitat, classification
Last Modified January 02, 2001 10:46 AM