CTO Abe Schneider talks to Reasons to be Cheerful's Eric Krebs about the RHT and how critical it is to make hydro retrofits fish-safe.
https://reasonstobecheerful.world/hydroelectric-dam-turbines-fish-friendly/
This article in French explains how Natel's FishSafe™ Restoration Hydro Turbine provides a solution for hydropower plants to coexist with migrating fish.