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
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 1 | |||||||||||
| 2024 | 1 | |||||||||||
| 2023 | 1 | |||||||||||
| 2022 | 1 | |||||||||||
| 2021 | 1 | |||||||||||
| 2020 | 1 | |||||||||||
| 2019 | 1 | |||||||||||
| 2018 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Rainbow trout | 9 | 4,564 | 507 | 8.5 in |
Stocking history
20251 stocking · 532 fish
| Date | Species | Fish | Size |
|---|---|---|---|
OctoberLatest sometime this month | Rainbow trout | 532 | 8.7 in |
20241 stocking · 550 fish
| Date | Species | Fish | Size |
|---|---|---|---|
October sometime this month | Rainbow trout | 550 | 10.4 in |
20231 stocking · 502 fish
| Date | Species | Fish | Size |
|---|---|---|---|
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
- Horseshoe Creek Section 2streamstocked Jun 1, 2026
- North Platte River Guer-Glenstreamstocked Nov 1, 2025
- Rock Lakelakestocked Oct 1, 2018
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.