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Blue Pit

General Information

County: Cerro Gordo
Location: southwest edge of Mason City
Acres: 15.00
Maximum Depth: 34 ft. (1992)
Motoring Restrictions: Electric Motors Only

Nearby Parks

Clear Lake State Park

Amenities

Amenities at Blue Pit include:
  • Boat Access
  • Accessible Pier
  • Beach
  • Trails
  • Accessible Facilities
  • Good/Excellent Shorefishing
  • Gravel Boat Ramp
  • Community Fishing Location

Clear Lake, Crystal Lake, Rice Lake and Silver Lake have aeration systems running. Avoid any open water areas and be cautious of waterfowl holes on these lakes. Check ice thickness often as you go. For information on the lakes and rivers in north central Iowa, contact the Clear Lake Fish and Wildlife office at 641-357-3517.
You need a valid fishing license and pay the trout fee to fish for or possess trout.
Rainbow Trout - Fair:

Lake Maps


You can zoom in on the map for bathymetric information for some lakes

  • Winter 2022 - 4,000 Rainbow Trout (12)
  • Winter 2021 - 4,048 Rainbow Trout (12)
  • Winter 2020 - 4,530 Rainbow Trout (12)
  • winter 2019 - 4,516 Rainbow Trout (10.8)
  • winter 2018 - 4,526 Rainbow Trout (2-3/lb)
  • annual 2017 - 4,021 Rainbow Trout (2-3/lb)
  • Jan 2016 - 1,250 Brook Trout (2-3/lb)
  • Jan 2016 - 3,000 Rainbow Trout (2-3/lb)
  • annual 2015 - 4,000 Rainbow Trout (2-3/lb)
  • annual 2014 - 4,127 Rainbow Trout (2-3/lb)

  • Curlyleaf Pondweed
  • Eurasian Watermilfoil
  • Zebra Mussel

The Fishing Regulations brochure is available for download. The summaries listed below are a partial listing provided for your benefit.

  • Bluegill
    • Season: Continuous
    • Daily Bag Limit: 25 fish
    • Possession Limit: unlimited
    • Length Limit: none
    • Other: No daily limit on private waters
  • Largemouth Bass
    • Season: Continuous
    • Daily Bag Limit: combined black bass, 3 fish
    • Possession Limit: combined black bass, 6 fish
    • Length Limit: 15-inch minimum
    • Other:
  • Rainbow Trout
    • Season: Continuous
    • Daily Bag Limit: combined trout (brook, brown, and rainbow) - 5 fish
    • Possession Limit: combined trout (brook, brown, and rainbow) - 10 fish
    • Length Limit: none
    • Other: Anglers must have paid the Trout Fee to fish for or possess trout

Blue Pit is stocked twice per season with Rainbow Trout. There is a November stocking arounf the Thanksgiving week and then a through the ice stocking in mid January. A total of 4,000 trout are stocked most seasons. Other gamefish species are present in Blue Pit, but most anglers target the trout in the fall and winter months.(2024)

Tip: Click the arrow in the lower right corner to view the Fish Survey Data tool in full-screen mode.

Contacts

Iowa-Caught Fish Are Safe to Eat, In Almost All Cases

The vast majority of Iowa’s streams, rivers and lakes offer safe and high-quality fish that pose little or no threat to human health if consumed. Some limitations may apply for young children and pregnant women. Here’s a Fish Consumption Fact Sheet from the Iowa DNR and the Iowa Dept. of Public Health for more information.