degrading stream

degrading stream

[də′grād·iŋ ‚strēm]
(hydrology)
A stream actively deepening its channel or valley and capable of transporting more load than is presently provided.
References in periodicals archive ?
BHA believes logging can and must improve forage for wildlife without degrading streams, rivers and habitat.
Structures in actively degrading streams are frequently flanked or undercut.
Plantings installed along the margin of actively degrading streams are likely to be removed by erosion before they can provide bank stabilization.