TroutNearMe

Guernsey Slough trout stocking

Platte County, Wyoming · lake

Guernsey Slough was last stocked 12 months ago (Oct 1 to 31, 2025). We have 9 stockings on record since Apr 1, 2017, 1 in the last 12 months (532 fish). Most stockings come in October. Species stocked: rainbow trout.

Last stocked
12 months ago
Oct 1 to 31, 2025
Next planned
Not announced
Last 12 months
1 stocking
532 fish
On record
9 stockings
since Apr 1, 2017
  • The second most stocked of 4 waters in Platte County.
  • Stocked about as often as a typical Wyoming water on our record.

When is Guernsey Slough stocked?

Most stockings come in October.

By month, all years

JanFebMarApr: 2 stockings2AprMay: 1 stockings1MayJunJulAugSepOct: 5 stockings5OctNov: 1 stockings1NovDec
Stockings of Guernsey Slough by month, all years on record. This month is shown in blue.

Year by year

JanFebMarAprMayJunJulAugSepOctNovDec
20251
20241
20231
20221
20211
20201
20191
20181

What is stocked

SpeciesStockingsFishFish per stockingTypical size
Rainbow trout94,5645078.5 in

Stocking history

20251 stocking · 532 fish
DateSpeciesFishSize
OctoberLatest
sometime this month
Rainbow trout
532
8.7 in
20241 stocking · 550 fish
DateSpeciesFishSize
October
sometime this month
Rainbow trout
550
10.4 in
20231 stocking · 502 fish
DateSpeciesFishSize
October
sometime this month
Rainbow trout
502
10.4 in
20221 stocking · 458 fish
  • November rainbow trout, 458 fish
20211 stocking · 500 fish
  • October rainbow trout, 500 fish
20201 stocking · 502 fish
  • October rainbow trout, 502 fish
20191 stocking · 502 fish
  • May rainbow trout, 502 fish
20181 stocking · 451 fish
  • April rainbow trout, 451 fish
20171 stocking · 567 fish
  • April rainbow trout, 567 fish

From Wyoming fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Wyoming fishing regulations.

Other stocked waters in Platte County

All stocked waters in Platte CountyStocked this week in Wyoming

Questions about Guernsey Slough

When was Guernsey Slough last stocked?
The latest reported stocking was Oct 1 to 31, 2025 (rainbow trout, 532 fish), according to Wyoming agency reports.
How often is Guernsey Slough stocked?
It was stocked 1 times in the last 12 months. Across all years on record, most stockings come in October.
Is Guernsey Slough stocked often?
The second most stocked of 4 waters in Platte County. Stocked about as often as a typical Wyoming water on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Guernsey Slough?
Rainbow trout (9 stockings, 4,564 fish).

Stocking data from the Wyoming Game and Fish Department's fish stocking report, which records stockings by month with species, number and average length.