Judith River is a tributary of Missouri River. Starting in the Little Belt Mountains and stretching for 127 miles in central Montana and emptying into the Missouri River not far from Judith Landing. This excellent canoeing stream flows through isolated breaks country that features white cliffs, deep coulees, and peculiar rock formations, but floaters should be aware of fences crossing the channel. Captain Clark of the Corps of Discovery named the Judith for Julia Hancock, whom he later married in 1808. Fishing opportunities for Brook Trout, Brown Trout, Burbot, Channel Catfish, Mountain Whitefish, Rainbow Trout, Sauger.