River's Chilling Grasp is a 'Fight to Survive'

For fly fishermen, trout streams are often soothing places.

There's the steady roar of the current, the grasping tug of cold water enveloping a pair of legs cocooned in waders, and the mesmerizing quality of watching a dry fly steadily drift down a river's seam - drag free, of course.

And with a little luck, that drift will float the fly right into the feeding window wheelhouse of a hungry rainbow trout lurking silently below the surface.

When that happens, the graphite rod bends, the fly reel sings and it's "Fish On!" for the grinning angler.

But that's the peaceful and almost pastoral part of fly fishing, the one that inspired the classic film adaptation of...