New fish screens in a bypass canal at the Derby Dam on the Truckee River will allow Lahontan cutthroat trout to travel from Pyramid Lake to their spawning grounds in Lake Tahoe, Nevada for the first time in more than 100 years.

https://www.csmonitor.com/Environment/2019/0912/Fish-friendly-construction-aims-to-help-threatened-Nevada-trout?fbclid=IwAR3w6vcFv7VY0aoR7n-Bn4k2T-M-C5u2kveevhyrqU77tQGT0dNOapiJFw0