In addition to the loss of habitat by the rapid development occurring in the Yellowstone National Park ecosystem, bear researchers are concerned that several important food sources for bears are also in trouble.
Cutthroat trout continue to thrive in the many rivers and lakes within Yellowstone Country and are a blast to catch on a fly or spin rod.
Yellowstone National Park fisheries biologists resort to "netting" and help from anglers to save thinning population of native cutthroat trout in Yellowstone Lake.