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Do you maybe mean something like a fish ladder? https://en.wikipedia.org/wiki/Fish_ladder https://en.wikipedia.org/wiki/Fish_ladder
by _Microft 5y ago
Do you maybe mean something like a fish ladder?
https://en.wikipedia.org/wiki/Fish_ladder https://en.wikipedia.org/wiki/Fish_ladder
- ambicapter 5y agoCan all fish jump? Feels like it may be something that salmon are pretty good at, but a gigantic fish may not.
- _Microft 5y agoJumping is not always necessary. You can get an idea of possible designs for fish ladders from the photographs in the section "Types" in the article.
- Zababa 5y agoOr the cool "Salmon cannon" https://www.youtube.com/watch?v=2z3ZyGlqUkA https://www.youtube.com/watch?v=2z3ZyGlqUkA
- OJFord 5y agoAm I seeing that right, they have a guy stand there, pick fish up, and load them in to a pressurised cannon? I wad expecting something a bit more sophisticated/under the fish's control, even given the name!
- robocat 5y agoThey also have an automated system: https://www.youtube.com/watch?v=eGzdOpCisnQ https://www.youtube.com/watch?v=eGzdOpCisnQ