- Recreation on this 7,000-acre reservoir is administered by the Targhee National Forest. Located in the high country of eastern Idaho. Good access via U.S. 20. Fishing season is year-round for rainbow trout, cutthroat trout, coho salmon, yellow perch, and bluegill. Season open year-round.
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Island Park Reservoir, Targhee National Forest, 420 Bridge St.
, Saint-Anthony, ID, 83445, Phone: 208-624-3151