Fixing fish passages with better culverts - video

[Bill Kiene semi-retired]

https://www.youtube.com/watch?v=H4lYDTsaLlA


https://www.youtube.com/watch?v=5KHuGD5EUh8

[tkwyo12]

Looks like proper infrastructure planning and sizing can be good on many fronts including our beloved aquatic organisms.