Search:

This is the Yellowstone Cutthroat: http://mrffs.com/yellowstonecuthroat.jpg
If it was any other species of Cutthroat, it probably wouldn't matter, that Lake Trout, were mixed among them.
Doug

In my opinion, there are not enough people/visitors, that fish in Yellowstone Lake. Lake Trout are also more difficult to locate, because they inhabit deep water for most of the year. Yellowstone...

Images of Yellowstone Cutthroat: http://gallery.photo.net/photo/6606424-md.jpg (Photo was taken by a person from Pennsylvania)
...

Yellowstone Lake info: http://en.wikipedia.org/wiki/Yellowstone_Lake
(20 miles long/ 15 miles wide.)
Relief Map of Yellowstone Lake: (Note, the Yellowstone River entering at extreme north of Map...

Here is a link that explains why Lake Trout are a threat to Yellowstone Lake Cutthroat : http://www.yellowstonepark.com/MoreToKnow/ShowNewsDetails.aspx?newsid=153
Doug

http://www.katu.com/outdoors/fishhunt/36761849.html
Doug