Ardeth Lake, Idaho: Fishing Spots and Seasons

• Overview

  Ardeth Lake belongs to Blaine County, Idaho. The surface lies 8,228 feet up. Roughly 79 acres: a morning covers one end, an afternoon the other. Roughly 1.2 miles of bank means you can walk to a fresh area when one goes quiet. On our Blaine County list it sits near the top for size. Nearest place of any size is Sun Valley, 38 miles away. The nearest city of size is Boise, 64 miles away. The nearest boundary is a fair way off.

• Where to Fish on Ardeth Lake

  Depth remains unrecorded, so treat the first session as a survey. Where the bottom changes texture, fish gather; find that line. Bays and points beat straight shoreline every time on water like this. Species logged across Blaine County include rainbow trout, cutthroat trout, Arctic grayling, sockeye salmon and brook trout. Protected fish appear in the records for this area, so treat the list as information, not an invitation. The near bank of Ardeth Lake is often the one people ignore.

• Seasonal Patterns

  Average temperature peaks around 52°F in July and bottoms out near 16°F in December. A hard winter is normal, and the thaw brings a strong few weeks. Look for the thaw near late May; the fishing lifts straight after. On average, late May opens the water and early November closes it again. Just after the ice goes and just before it returns, the fishing lifts. Plan any trip to Ardeth Lake around it.

• Tackle & Baits

  Access is not recorded for this water. No dam controls it, and the level follows the season. Public mapping records no formal access here, so plan for a walk and soft ground. For the trout, small spinners and a box of nymphs cover both approaches. Sort the permit out before you load the car. Keep proof of licence with you rather than in the car. Vernon Lake sits 1.1 miles off and takes the overflow. For Ardeth Lake in particular, ask before you travel.