The most recent Natel/Pacific Northwest National Laboratory test of 186 large rainbow trout measuring up to 500 mm (19. 7 inches) in length, found no meaningful difference between the fish passed through Natel’s 1.9 meter (roughly 6 feet) in diameter turbine and the control group, indicating that the RHT allows safe passage of some of the largest fish ever successfully passed through a compact hydro turbine.
International Water Power & Dam Construction magazine picked up the story about juvenile alewife, a kind of river herring, passing through Natel's Restoration Hydro Turbine.
By combining hydropower with wind and solar, we can decarbonize our grids without sacrificing reliability.
The Metcalf Institute's "Innovations in the Clean Energy Transition" panel features Gia Schneider in conversation with Jeff St. John, Ramya Swaminathan, and Benjamin Kroposki.