Refers to the quality of the land which buffers the stream from human development. The riparian zone runs from the edge of the water to some artificial structure (roads, fences, housing, etc.), and the quality of the riparian zone includes the nature of the floodplain vegetation.
The width of stream-side vegetation (forest, shrub, swamp, and old field) from the stream bank to the first artificial structure, not including weedy urban or industrial lots.
Greater than 50 meters.
10 to 50 meters.
5 to 10 meters.
1 to 5 meters.
An artificial structure is at the water's edge.