O'Haire Reservoir Fish Stocking
Montana · 1950–1966 on record
According to Montana fish & wildlife agency, O'Haire Reservoir was last stocked May 13, 1966 with Rainbow Trout. O'Haire Reservoir has 19 stocking records on file, spanning 1950–1966, with about 36,602 fish stocked over that period.
When O'Haire Reservoir is stocked
O'Haire Reservoir is typically stocked in spring and summer, most often in May — 5 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near O'Haire Reservoir, freshest activity first.
Cameron Lake
11 mi1 species · 77 records
Last stocked June 2026
Henry Reservoir
18 mi2 species · 57 records
Last stocked June 2026
Parsell Pond
22 mi1 species · 29 records
Last stocked June 2026
Lake Shel-oole
29 mi2 species · 50 records
Last stocked September 2021
Cut Bank Club Pond
25 mi2 species · 4 records
Last stocked June 1989
Fitzpatrick Lake
23 mi2 species · 24 records
Last stocked April 1987
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| May 13, 1966 | Rainbow Trout | 1,400 | 9" | Montana fish & wildlife agency |
| August 10, 1965 | Rainbow Trout | 2,500 | 10" | Montana fish & wildlife agency |
| May 19, 1965 | Rainbow Trout | 2,080 | 10" | Montana fish & wildlife agency |
| July 29, 1964 | Rainbow Trout | 1,350 | 10" | Montana fish & wildlife agency |
| April 27, 1964 | Rainbow Trout | 1,120 | 10" | Montana fish & wildlife agency |
| May 6, 1963 | Rainbow Trout | 1,005 | 9" | Montana fish & wildlife agency |
| April 18, 1962 | Rainbow Trout | 750 | 9" | Montana fish & wildlife agency |
| August 12, 1960 | Rainbow Trout | 1,080 | 0 | Montana fish & wildlife agency |
Show 11 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 23, 1959 | Rainbow Trout | 1,020 | 0 | Montana fish & wildlife agency |
| July 18, 1958 | Rainbow Trout | 1,037 | 0 | Montana fish & wildlife agency |
| August 14, 1957 | Rainbow Trout | 1,040 | 0 | Montana fish & wildlife agency |
| September 4, 1956 | Rainbow Trout | 1,500 | 0 | Montana fish & wildlife agency |
| July 22, 1955 | Rainbow Trout | 2,000 | 0 | Montana fish & wildlife agency |
| May 14, 1954 | Rainbow Trout | 1,500 | 0 | Montana fish & wildlife agency |
| September 15, 1953 | Rainbow Trout | 4,000 | 5" | Montana fish & wildlife agency |
| June 16, 1953 | Rainbow Trout | 2,120 | 0 | Montana fish & wildlife agency |
| May 28, 1952 | Rainbow Trout | 3,200 | 7" | Montana fish & wildlife agency |
| April 12, 1951 | Rainbow Trout | 5,200 | 7" | Montana fish & wildlife agency |
| July 6, 1950 | Rainbow Trout | 2,700 | 6" | Montana fish & wildlife agency |
Frequently asked
When was O'Haire Reservoir last stocked?
According to Montana fish & wildlife agency, O'Haire Reservoir was last stocked May 13, 1966 with Rainbow Trout.
What fish species are stocked in O'Haire Reservoir?
O'Haire Reservoir is stocked with Rainbow Trout.
What time of year is O'Haire Reservoir stocked?
O'Haire Reservoir is typically stocked in spring and summer, most often in May.
How often is O'Haire Reservoir stocked?
O'Haire Reservoir is stocked intermittently — 19 recorded stockings between 1950 and 1966.
How many fish have been stocked in O'Haire Reservoir?
About 36,602 fish have been stocked in O'Haire Reservoir across 19 recorded events since 1950, per Montana fish & wildlife agency.
What size are the fish stocked in O'Haire Reservoir?
Fish stocked in O'Haire Reservoir average about 8.4 inches, based on the sizes the agency reported.