WHOOSHH

Voluntary Entry Study (2014)

the question
the conclusion
the question

Yakama Nation - Cle Elum Hatchery

David Fast

Spring Chinook

What is the feasibility of having salmon voluntarily enter the Whooshh system without the assistance of human handling?

the conclusion

Yes, it is feasible, adult salmon ascended a steep pass and descended down a flume. They entered into a V notch head first and then glided into the Whooshh tube entry and passed safely and successfully through the WFTS into the holding tank.

study video