Sterling summarizes Natel's fish passage research and emphasizes how the RHT can positively impact fish inthe St. Croix and St. Lawrence watersheds.
https://www.ijc.org/en/dam-turbine-design-helps-fish-move-safely-downstream
In this piece from DOE's Water Power Technologies Office Natel features as an example of a novel solution to improve downstream fish passage.
The NHA's POWERHOUSE features Kate Stirr's article on the link between clean water, freshwater mussels, and fish passage in hydropower.
Abe Schneider and Sterling Watson lay out the argument for FishSafe™ turbines in this paper published in The International Journal of Hydropower & Dams, Issue 5.