(Al Hartmann | The Salt Lake Tribune) Ryan Kelly of Dutch John casts for trout while boating on Flaming Gorge Reservoir. Kelly landed 70 or so rainbow trout in three hours on this trip. (Al Hartmann | The Salt Lake Tribune) Ryan Kelly of Dutch John casts for trout while boating on Flaming Gorge Reservoir. Kelly landed 70 or so rainbow trout in three hours on this trip. (Al Hartmann | The Salt Lake Tribune) An effective lure for catching trout, and bass, at Flaming Gorge Reservoir. (Al Hartmann | The Salt Lake Tribune) Spring is a great time to catch a lot of rainbow trout at Flaming Gorge Reservoir. This is a typical spring catch on the Gorge. (Al Hartmann | The Salt Lake Tribune) A rainbow trout feeds on the surface of the Green River. (Al Hartmann | The Salt Lake Tribune) A healthy brown trout landed on the Green River. (Al Hartmann | The Salt Lake Tribune) Anglers prepare at the boat ramp just below Flaming Gorge Dam for their float down the Green River. (Al Hartmann | The Salt Lake Tribune) Picking a fly during a float down the A section of the Green River. (Al Hartmann | The Salt Lake Tribune) A brown trout landed on the Green River. (Al Hartmann | The Salt Lake Tribune) Ryan Mosley of Dutch John throws a fly hoping to catch a rainbow or brown trout while floating the Green River below Flaming Gorge Dam. (Al Hartmann | The Salt Lake Tribune) Flaming Gorge Resort fishing guide Brian Hoskisson watches as Dutch John resident Ryan Mosley casts to a rising fish on the Green River below Flaming Gorge Dam. (Al Hartmann | The Salt Lake Tribune) Waiting for the strike while fly fishing on the Green River below Flaming Gorge Dam. (Al Hartmann | The Salt Lake Tribune) An effective lure for catching trout, and bass, at Flaming Gorge Reservoir. (Al Hartmann | The Salt Lake Tribune) Ryan Kelly of Dutch John casts for trout on April 25, 2012, while boating on Flaming Gorge Reservoir. Kelly landed 70 or so rainbow trout in three hours on this trip. (Al Hartmann | The Salt Lake Tribune) Anglers prepare at the boat ramp just below Flaming Gorge Dam for their float down the Green River. (Al Hartmann | The Salt Lake Tribune) Flaming Gorge Dam as seen from the boat ramp on the Green River. (Al Hartmann | The Salt Lake Tribune) Ryan Mosley of Dutch John throws a fly hoping to catch a rainbow or brown trout while floating the Green River below Flaming Gorge Dam. (Al Hartmann | The Salt Lake Tribune) Flaming Gorge Resort fishing guide Brian Hoskisson watches as Dutch John resident Ryan Mosley casts to a rising fish on the Green River below Flaming Gorge Dam on April 26, 2012. (Al Hartmann | The Salt Lake Tribune) Waiting for the strike while fly fishing on the Green River below Flaming Gorge Dam.