Forced pool Position: In-channel   Form These deeper areas along longitudinal profiles are scour features associated with irregularly spaced...

Forced riffle Position: In-channel   Form Longitudinally undulating gravel or boulder accumulations that act as local steps. Irregular spacing...

Run (glide, plane-bed) Position: In-channel   Form Stretches of uniform and relatively featureless bed, comprising bedrock or coarse clasts...

Rapid Position: In-channel   Form Very stable, steep, ridge-like sequences formed by arrangements of boulders in irregular transverse ribs...

Cascade Position: In-channel   Form Very stable, coarse-grained or bedrock features observed in steep, bedrock-confined settings. Comprise longitudinally and...

Step pool Position: In-channel   Form Formed on steep slopes (0.03-0.10 m m-1) channel-spanning stair-like features comprise bedrock, or boulder...

Bedrock step (waterfall) Position: In-channel   Form Locally resistant bedrock that forms channel-wide drops. Transverse waterfalls >1 m high separate...

Anabranch (secondary or flood channel) Position: Floodplain   Form Pattern of coexistent multiple-anastomosing channels (repeated bifurcating and rejoining) with low...

Chute cutoff Position: Floodplain   Form Straight/gently curved channel that dissects the convex bend of the primary channel, short-circuiting...

Meander cutoff (neck cutoff, oxbow, billabong) Position: Floodplain   Form A meander bend that has been cut through the...