Summary: The Price and San Rafael rivers flow through some of Utah’s driest areas. Both are tributaries of the Green River. These rivers are essential to sustain the wildlife, riparian vegetation, native and endangered fish populations, and livestock that live in Utah’s eastern desert. Beavers, native to both rivers, have far-reaching impacts on these waterways because of their ability to build dams that hold the water on the arid landscape – they are nature’s aquatic engineers. One beaver dam can
