What species are stocked in Upper Aero Lake?

On record: Yellowstone Cutthroat Trout, Cutthroat Trout. Source: Montana Fish, Wildlife & Parks.

Home / Montana / Park County / Upper Aero Lake

Montana stocking report

Upper Aero Lake

15 records Last reported: July 29, 2024

Last reported stocking

The latest reported stocking at Upper Aero Lake was on July 29, 2024: 18,000 Yellowstone Cutthroat Trout (2.32 in avg).

Record last checked: 2026-07-24. This is not a stocking date.

Browse stocking history

Source: Montana Fish, Wildlife & Parks.

A schedule is a plan, not confirmation that fish were released. Stocking records do not guarantee fish are still available.

No current or upcoming schedule is in this archive. Check the official report before choosing a trip date.

County: Park
Species on record: Yellowstone Cutthroat Trout, Cutthroat Trout
Records: 15 records
Official source: Montana Fish, Wildlife & Parks report

Location map

Upper Aero Lake location context

Agency coordinates · access unverified

Upper Aero LakeAgency coordinates Dailey LakeAgency coordinates Sacajawea Park LagoonAgency coordinates Corner LakeAgency coordinates Basin LakeAgency coordinates

Pins appear only when the record includes coordinates; they are not verified access points. Shaded counties show area context only. Waters without coordinates stay in the list without a pin; confirm access and directions with the official agency source.

Before you go

Plan a trip to Upper Aero Lake

Check the latest report

Confirm dates and any changes in the official stocking report. Historical schedules are kept below even after their planned dates pass.

Check access and fishing rules

Use Montana's official fishing information to find current guidance. Confirm the exact water, public access, closures, and applicable fishing rules before leaving.

Choose the right location

The map gives location context. A shaded county is area context, not directions to a fishing spot or evidence of public access.

Get stocking alerts for this water

Agency records

Stocking history

15 records from September 7, 1946 to July 29, 2024. Open a year to browse its records; scroll tables sideways for all columns. Scheduled means planned, even when the date has passed. Blank fields mean the source did not publish that detail.

2024 1 record

2024 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 29, 2024 reported	Yellowstone Cutthroat Trout	18,000	2.32 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

2018 1 record

2018 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 31, 2018 reported	Yellowstone Cutthroat Trout	30,000	2.34 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

2012 2 records

2012 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
July 30, 2012 reported	Yellowstone Cutthroat Trout	15,000	2.5 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
July 30, 2012 reported	Yellowstone Cutthroat Trout	13,000	2.4 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

2006 1 record

2006 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 1, 2006 reported	Yellowstone Cutthroat Trout	29,000	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

2000 1 record

2000 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 8, 2000 reported	Yellowstone Cutthroat Trout	29,180	2.1 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1994 1 record

1994 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 8, 1994 reported	Yellowstone Cutthroat Trout	29,180	2.4 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1988 2 records

1988 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 18, 1988 reported	Yellowstone Cutthroat Trout	21,598	1.7 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
August 18, 1988 reported	Yellowstone Cutthroat Trout	7,582	2.1 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1982 1 record

1982 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 18, 1982 reported	Yellowstone Cutthroat Trout	29,264	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1976 2 records

1976 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 6, 1976 reported	Yellowstone Cutthroat Trout	14,250	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks
August 6, 1976 reported	Yellowstone Cutthroat Trout	15,000	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1969 1 record

1969 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 2, 1969 reported	Yellowstone Cutthroat Trout	30,100	3 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1959 1 record

1959 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
August 5, 1959 reported	Cutthroat Trout	2,110	2 in avg	Yellowstone River Trout Hatchery	Montana Fish, Wildlife & Parks

1946 1 record

1946 stocking records and official sources
Date / status	Species	Fish	Size	Hatchery	Source
September 7, 1946 reported	Cutthroat Trout	16,000	2 in avg	Emigrant	Montana Fish, Wildlife & Parks

Records retain the dates, quantities, and status supplied by the linked agencies. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Grouped by county and sorted by latest record, not by driving distance. Confirm access for each water.

Data source: Montana Fish, Wildlife & Parks. A record for this water was last checked on 2026-07-24. This check date is not a stocking date.

Alert me about Upper Aero Lake