Ecological System: 
Marine
M1RB1  Marine, Subtidal, Rock Bottom, Bedrock
M1RB2  Marine, Subtidal, Rock Bottom, Boulder
M1UB1  Marine, Subtidal, Unconsolidated Bottom, Cobble/Gravel
M1UB2  Marine, Subtidal, Unconsolidated Bottom, Sand
M1UB3  Marine, Subtidal, Unconsolidated Bottom, Mud
M1UB4  Marine, Subtidal, Unconsolidated Bottom, Organic
M1AB1  Marine, Subtidal, Aquatic Bed, Submergent Algal
M1AB2  Marine, Subtidal, Aquatic Bed, Submergent Vascular
M1AB6  Marine, Subtidal, Aquatic Bed, Unknown Submergent
M1RF1  Marine, Subtidal, Reef, Coral
M1RF3  Marine, Subtidal, Reef, Worm
M1OW-  Marine, Subtidal, Open Water, Unknown Bottom
M2AB1  Marine, Intertidal, Aquatic Bed, Submergent Algal
M2AB2  Marine, Intertidal, Aquatic Bed, Submergent Vascular
M2AB6  Marine, Intertidal, Aquatic Bed, Unknown Submergent
M2RF1  Marine, Intertidal, Reef, Coral
M2RF3  Marine, Intertidal, Reef, Worm
M2FL1  Marine, Intertidal, Flat, Cobble/Gravel
M2FL2  Marine, Intertidal, Flat, Sand
M2FL3  Marine, Intertidal, Flat, Mud
M2FL6  Marine, Intertidal, Flat, Vegetated Non-pioneer
M2RS1  Marine, Intertidal, Rocky Shore, Bedrock
M2RS2  Marine, Intertidal, Rocky Shore, Boulder
M2RS6  Marine, Intertidal, Rocky Shore, Vegetated Non-pioneer
M2BB1  Marine, Intertidal, Beach/Bar, Cobble/Gravel
M2BB2  Marine, Intertidal, Beach/Bar, Sand