River incision

Incised stream in the Ecuadorian Andes in Cayambe Canton.

River incision is the narrow erosion caused by a river or stream that is far from its base level. River incession is common after tectonic uplift of the landscape. Incision by multiple rivers result in a dissected landscape, for example a dissected plateau.

River morphology

Large-scale features	Drainage basin Drainage system (geomorphology) Estuary Strahler number (stream order) River valley River delta River sinuosity

Alluvial rivers	Anabranch Avulsion (river) Braided river Bar (river morphology) Channel pattern Cut bank Floodplain Meander Meander cutoff Mouth bar Oxbow lake Point bar Riffle Rapids Riparian zone River bifurcation River channel migration Slip-off slope Stream pool Thalweg

Bedrock river	Canyon Knickpoint Plunge pool

Bedforms	Ait Antidune Dune Current ripple

Regional processes	Aggradation Base level Degradation (geology) Erosion and tectonics

Mechanics	Deposition (geology) Water erosion Exner equation Hack's law Helicoidal flow Playfair's law Sediment transport

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