We're only 13 days late on this amazing story.
"In a recent creel survey in the Missoula area, a new hybrid fish species has turned up in alarming numbers in the lower Bitterroot and Rock Creek drainages of Western Montana. Scientists concur that this is without a doubt a cross between the Mountain Whitefish (Prosopium Williamsoni) and the Brown Trout (Salmo trutta) – see attached photos."