Cow Lake trout stocking
Fremont County, Wyoming · lake
Cow Lake was last stocked 15 months ago (Jul 1 to 31, 2025). We have 4 stockings on record since Sep 1, 2019. Most stockings come in July. Species stocked: tiger trout.
Last stocked
15 months ago
Jul 1 to 31, 2025
Next planned
Not announced
Last 12 months
0 stockings
On record
4 stockings
since Sep 1, 2019
- Number 53 of 81 stocked waters in Fremont County by stocking days.
- Stocked less often than most Wyoming waters on our record.
When is Cow Lake stocked?
Most stockings come in July.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 1 | |||||||||||
| 2023 | 1 | |||||||||||
| 2021 | 1 | |||||||||||
| 2019 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Tiger trout | 4 | 1,292 | 323 | 3.8 in |
Stocking history
20251 stocking · 330 fish
| Date | Species | Fish | Size |
|---|---|---|---|
JulyLatest sometime this month | Tiger trout | 330 | 3.2 in |
20231 stocking · 333 fish
| Date | Species | Fish | Size |
|---|---|---|---|
July sometime this month | Tiger trout | 333 | 4.2 in |
20211 stocking · 299 fish
| Date | Species | Fish | Size |
|---|---|---|---|
June sometime this month | Tiger trout | 299 | 2.8 in |
20191 stocking · 330 fish
- September tiger trout, 330 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 Fremont County
- Ring Lakelakestocked Sep 1, 2026
- Torrey Lakelakestocked Sep 1, 2026
- Worthen Meadows Reservoirlakestocked Aug 1, 2026
- Bog Lakelakestocked Jul 1, 2026
- Christina Lakelakestocked Jul 1, 2026
- Clendenning Lakelakestocked Jul 1, 2026
- Dennis Lake (Lake Hay Pass)lakestocked Jul 1, 2026
- Fawn Lakelakestocked Jul 1, 2026
All stocked waters in Fremont CountyStocked this week in Wyoming
Questions about Cow Lake
- When was Cow Lake last stocked?
- The latest reported stocking was Jul 1 to 31, 2025 (tiger trout, 330 fish), according to Wyoming agency reports.
- How often is Cow Lake stocked?
- Across all years on record, most stockings come in July.
- Is Cow Lake stocked often?
- Number 53 of 81 stocked waters in Fremont County by stocking days. Stocked less often than most Wyoming waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Cow Lake?
- Tiger trout (4 stockings, 1,292 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.