Setting the course for a Colorado River with less water is an enormous challenge that’s not likely to satisfy everyone. And climate change has created a collision course with wildlife. … The U.S. Fish and Wildlife Service (USFWS) is an important player in the battle that’s ahead. A letter submitted by USFWS to the Bureau of Reclamation has as many questions as answers. … As agencies weigh in on how to manage the river in the future, they are asking Reclamation to tell them precisely the water conditions they might have to deal with in protecting wildlife. It’s uncharted territory.

Related articles: 

• Colorado Public Radio: Federal fish conservation programs have found success in Western Colorado, but they’re swimming upstream in Congress this year
• Arizona Public Radio: Grand Canyon gets funds to protect native species
• 8 News – Las Vegas: Colorado River problems: Glen Canyon Dam, desalination and a city that could run dry
• Aspen Journalism: Data dashboard – Streamflows are down 
• Colorado Sun: Buena Vista tries new approach to development in face of water limits