(Fran Kjolseth | Tribune file photo) The Green River below Flaming Gorge Dam, pictured here in a 2009 file photo, remains open to commercial guiding while many other rivers in Utah and Colorado have been closed to slow spread of the coronavirus. Dutch John-based fishing outfitters are booking trips down Daggett County's trout-filled segments of the river, raising concerns that their clients and guides could bring COVID-19 to the remote community.