Channel Assessment Procedure Field Guidebook

[Table of Contents]

Appendix 2.

Diagnostic channel keys


Morphology:
Disturbance level:
Code:
Step-pool
Moderately aggraded
SPb: A2
SPb
A2




Relevant field indicators:
S3, S4
Generally:
Step-pool morphology exists but is less distinct because pool extent is reduced by sediment accumulation.
Stream flow is along multiple branches (braided pattern).
Moss-covered bed sediment is not uncommon.

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