[Tagging] waterway=fish_pass consistency

Martin Koppenhoefer dieterdreist at gmail.com
Thu Jul 19 08:43:23 UTC 2018



sent from a phone

> On 19. Jul 2018, at 10:22, Javier Sánchez Portero <javiersanp at gmail.com> wrote:
> 
> Could a fish pass look like a short and very narrow canal like the images in this pages?
> 
> https://en.wikipedia.org/wiki/Levada
> https://es.wikipedia.org/wiki/Acequia


it is not so much about what it looks like, but about the purpose it was built for. Are fishes using those canals?

Often (?) they might provide kind a steps so greater heights can be passed: 
http://www.htsbau.de/.cm4all/iproc.php/Button/FAH%20technisch.jpg/downsize_1280_0/FAH%20technisch.jpg

http://de.academic.ru/pictures/dewiki/70/Fischtreppe_Isar_bei_Pullach.jpg

wikipedia has a lot of examples as well: https://en.m.wikipedia.org/wiki/Fish_ladder

Cheers,
Martin 
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