Despite the area 's dry climate , a few year @-@ round streams provide habitat for the rare Lahontan cutthroat trout . Fish populations in the Trout Creek Mountains declined throughout much of the 20th century . In the 1980s , the effects of grazing allotments on riparian zones and the fish led to land @-@ use conflict . The Trout Creek Mountain Working Group was formed in 1988 to help resolve disagreements among livestock owners , environmentalists , government agencies , and other interested parties . The stakeholders met and agreed on changes to land @-@ use practices , and since the early 1990s , riparian zones have begun to recover .