Downstream fishway
From BAWiki
Definition
A facility for enabling fish to travel downstream (bypassing hydropower plants and rake facilities, if necessary).
Synonyms
downstream fish migration facility
Abbreviations
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)