former surface river
C35295
concept
A former surface river is a once-active, above-ground watercourse that has ceased to flow or has been diverted, leaving behind geomorphic or ecological evidence of its past presence.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| former main river channel | 1 |
Instances (3)
| Instance | Via concept surface |
|---|---|
| River Fleet (culverted) | — |
| Dead Vistula | former main river channel |
|
Neglinnaya River (underground)
surface form:
Neglinnaya River
|
— |