Lake De Smet fishing
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Lake De Smet Fishing Regulations

What to check before fishing at Mikesell-Potts Recreation Area County Park in Johnson County, Wyoming.

Fishing at Lake De Smet

Mikesell-Potts Recreation Area County Park provides access to Lake De Smet, a public body in Johnson County, Wyoming. Species-specific size and bag limits can vary by water body and change seasonally, so always confirm current rules for Lake De Smet specifically before you fish — statewide defaults don't always apply to every lake, river, or stretch of coast.

Check current regulations for Lake De Smet

Fishing License

Fishing in Wyoming is regulated by the Wyoming Game and Fish Department. Most anglers 16 and older need a valid license, with some exceptions for residents, youth, or shore-based fishing depending on the state.

Get a Wyoming fishing license →

Before you cast a line, check:

  • Size and bag limits for your target species on Lake De Smet specifically
  • Whether Lake De Smet has any special regulations (slot limits, catch-and-release zones, closed seasons)
  • Your license requirements based on age, residency, and whether you're fishing from the bank or a boat
  • Any required stamps or endorsements for specific species (e.g. trout, saltwater)