of Hell Gate, post-Treaty legislation, and Executive branch actions, the Ñamen court determined that the Ñamen family’s title extended only to the high water mark and that the bed and banks of Flathead Lake within the Reservation boundaries are held by the United States in trust for the Tribes. Ñamen, 665 F.2d at 962. ¶19 Indeed, the determination that the bed of the south half of Flathead Lake is held in trust for the Tribes by the United States has been upheld in every federal challenge. See, for example, Montana Power Co. v. Federal Power Com. (D.C. Cir. 1972), 459 F.2d 863, 865, cert. denied, 408 U.S. 930, 92 S.Ct. 2497, 33 L.Ed.2d 343 (“The Tribes also own one half of the land of the reservoir, known as Flathead Lake.”); United States v. Pollmann (D. Mont. 1973), 364 F. Supp. 995 (<HOLDING>); Confederated Salish & Kootenai Tribes v.
holding that federal and tribal prohibitions on hunting and fishing on the south half of the lake apply because under rochester the united states owns it in trust for the tribes recognizing that tribes and states understood that they shared the right to manage the exercise of in common hunting and fishing rights holding that lands held in trust by the united states for the tribes are indian country within the meaning of  1151a holding that tribal sovereignty is dependent on and subordinate to only the federal government not the states recognizing that tribes have an interest in a uniform body of federal law in the area of tribal immunity