Rock ramp fishway: Difference between revisions
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Revision as of 11:04, 11 May 2017
Definition
Fish passable structures, bypass channels or channel-type fishways where either the entire channel or only the bottom has a very rough surface. Rock ramp fishways can be designed without friction blocks or with perturbation boulders or pool structures.
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Source
Guideline Upstream Fishways on German Federal Waterways (AH FAA), Bundesanstalt für Wasserbau (BAW) und Bundesanstalt für Gewässerkunde (BfG), Version 2.0, 26/06/2015 (retrieved 10.05.2017)