Twin Lakes 1 Fish Stocking
Montana · 1937–2022 on record
According to Montana fish & wildlife agency, Twin Lakes 1 was last stocked July 27, 2022 with Cutthroat Trout. Twin Lakes 1 has 126 stocking records on file, spanning 1937–2022, with about 585,545 fish stocked over that period.
When Twin Lakes 1 is stocked
Twin Lakes 1 is typically stocked in summer, most often in August — 30 stocking events in that peak month.
Angler's Field Guide
Fishing Tips & Stocking Guide for Twin Lakes 1
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in Montana.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Twin Lakes 1, they typically congregate in schools near public access points, boat ramps, or inlets for the first 24 to 48 hours while adjusting to natural water conditions.
Since Twin Lakes 1 was last stocked July 27, 2022, anglers visiting within 1 to 2 weeks of a reported event generally experience the highest activity before fish disperse into deeper cover.
State Regulations & Licensing
- •Fishing License: A valid Montana freshwater fishing license is required for anglers age 16 and older.Purchase Montana license online →
- •Official Rules & Limits: Bag limits, bait restrictions, and seasonal boundaries are set by Montana fish & wildlife agency.Official Montana regulations guidebook →
- •Ethical Conservation: Use barbless hooks and keep fish submerged in water during unhooking.Trout Thermal Advisory: When water temperatures rise above 68°F (20°C), released trout face severe mortality from thermal exhaustion. Target warmwater species or fish early in the morning when lakes and streams warm up.
Recommended Tackle & Presentations
Techniques tailored to the species stocked in Twin Lakes 1:
Stocked Trout Tactics
Use light 4–6 lb monofilament or fluorocarbon line. Float scented dough bait (PowerBait) 12–18" off bottom using a sliding slip-sinker rig with a size 14–16 treble hook. For active casting, throw 1/16 to 1/8 oz inline spinners (Panther Martin, Rooster Tail) or small spoons (Kastmaster) along drop-offs.
Cutthroat Trout Profile Tips
Known for being relatively easy to catch on dry flies, making it a favorite of western fly anglers; many subspecies are managed under catch-and-release rules to protect native populations.
Rainbow Trout Profile Tips
The most commonly targeted stocked trout in the country, taken on bait, spinners, and flies alike; a common first fish for new anglers.
Recommended Tackle for Twin Lakes 1
Field-tested tackle and presentations matched to the species stocked here.
Berkley PowerBait Floating Trout Dough
Hatchery-raised trout are conditioned to pelleted scents; scented dough floated 12–18 inches off bottom consistently triggers strikes.
Panther Martin Classic Teardrop Inline Spinner
The heavy convex blade spins instantly upon retrieval, sending vibration through the water that triggers aggressive reaction bites along drop-offs.
Sliding Sinker & Treble Hook Rigging Kit
Sliding egg sinkers allow cautious trout to run with bait without feeling line drag, while size 14–16 treble hooks keep dough bait securely pinned.
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Nearby stocked waters
Other stocked waters near Twin Lakes 1, freshest activity first.
Tunnel Lake
8 mi6 species · 93 records
Last stocked May 2026
Renshaw Lake
8 mi5 species · 37 records
Last stocked September 2025
Dickens Lake
5 mi1 species · 37 records
Last stocked June 2024
North Fork Sun River
5 mi5 species · 137 records
Last stocked June 2008
South Fork Sun River
5 mi3 species · 16 records
Last stocked July 2001
Canal Lake
8 mi2 species · 2 records
Last stocked April 1974
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| July 27, 2022 | Cutthroat Trout | 500 | 1.69" | Montana fish & wildlife agency |
| July 24, 2018 | Cutthroat Trout | 498 | 1.89" | Montana fish & wildlife agency |
| July 30, 2014 | Cutthroat Trout | 500 | 1.64" | Montana fish & wildlife agency |
| August 5, 2012 | Cutthroat Trout | 1,000 | 1.81" | Montana fish & wildlife agency |
| August 16, 2010 | Cutthroat Trout | 500 | 2" | Montana fish & wildlife agency |
| July 28, 2008 | Cutthroat Trout | 1,000 | 1.28" | Montana fish & wildlife agency |
| May 13, 2008 | Rainbow Trout | 42 | 10.9" | Montana fish & wildlife agency |
| May 13, 2008 | Rainbow Trout | 5,646 | 5.8" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| September 19, 2007 | Rainbow Trout | 4,961 | 6.1" | Montana fish & wildlife agency |
| May 11, 2007 | Rainbow Trout | 85 | 10.8" | Montana fish & wildlife agency |
| May 11, 2007 | Rainbow Trout | 4,266 | 5.9" | Montana fish & wildlife agency |
| May 11, 2007 | Rainbow Trout | 2,426 | 5.9" | Montana fish & wildlife agency |
| May 11, 2007 | Rainbow Trout | 58 | 10.7" | Montana fish & wildlife agency |
| August 2, 2006 | Cutthroat Trout | 450 | 1.94" | Montana fish & wildlife agency |
| August 6, 2004 | Cutthroat Trout | 1,000 | 2.33" | Montana fish & wildlife agency |
| June 11, 2003 | Rainbow Trout | 160 | 11.4" | Montana fish & wildlife agency |
| June 11, 2003 | Rainbow Trout | 150 | 11.4" | Montana fish & wildlife agency |
| August 14, 2002 | Cutthroat Trout | 500 | 2.5" | Montana fish & wildlife agency |
| June 26, 2002 | Rainbow Trout | 4,593 | 6.7" | Montana fish & wildlife agency |
| June 26, 2002 | Rainbow Trout | 2,244 | 6.7" | Montana fish & wildlife agency |
| May 2, 2002 | Rainbow Trout | 4,000 | 5.7" | Montana fish & wildlife agency |
| May 2, 2002 | Rainbow Trout | 2,000 | 5.7" | Montana fish & wildlife agency |
| May 2, 2002 | Rainbow Trout | 400 | 10" | Montana fish & wildlife agency |
| September 13, 2001 | Rainbow Trout | 2,000 | 5.7" | Montana fish & wildlife agency |
| May 22, 2001 | Rainbow Trout | 400 | 9.6" | Montana fish & wildlife agency |
| April 23, 2001 | Rainbow Trout | 2,000 | 5.8" | Montana fish & wildlife agency |
| April 23, 2001 | Rainbow Trout | 4,308 | 5.8" | Montana fish & wildlife agency |
| September 15, 2000 | Cutthroat Trout | 750 | 2.4" | Montana fish & wildlife agency |
| August 11, 1998 | Cutthroat Trout | 500 | 1.8" | Montana fish & wildlife agency |
| September 11, 1997 | Rainbow Trout | 2,608 | 5.9" | Montana fish & wildlife agency |
| June 11, 1997 | Rainbow Trout | 275 | 10.3" | Montana fish & wildlife agency |
| May 9, 1997 | Rainbow Trout | 4,026 | 6.2" | Montana fish & wildlife agency |
| May 9, 1997 | Rainbow Trout | 2,008 | 6.2" | Montana fish & wildlife agency |
| August 26, 1996 | Rainbow Trout | 1,350 | 5.4" | Montana fish & wildlife agency |
| August 14, 1996 | Cutthroat Trout | 1,000 | 2.3" | Montana fish & wildlife agency |
| June 14, 1996 | Rainbow Trout | 200 | 7.8" | Montana fish & wildlife agency |
| June 14, 1996 | Rainbow Trout | 2,850 | 6" | Montana fish & wildlife agency |
| June 14, 1996 | Rainbow Trout | 12 | 11" | Montana fish & wildlife agency |
| September 28, 1995 | Rainbow Trout | 1,456 | 5" | Montana fish & wildlife agency |
| June 8, 1995 | Rainbow Trout | 1,350 | 7" | Montana fish & wildlife agency |
| June 8, 1995 | Rainbow Trout | 1,500 | 7" | Montana fish & wildlife agency |
| June 8, 1995 | Rainbow Trout | 100 | 14" | Montana fish & wildlife agency |
| August 16, 1994 | Rainbow Trout | 1,350 | 5" | Montana fish & wildlife agency |
| August 16, 1994 | Rainbow Trout | 1,000 | 5" | Montana fish & wildlife agency |
| August 9, 1994 | Cutthroat Trout | 500 | 2.5" | Montana fish & wildlife agency |
| May 25, 1994 | Rainbow Trout | 1,494 | 7" | Montana fish & wildlife agency |
| May 25, 1994 | Rainbow Trout | 1,249 | 7" | Montana fish & wildlife agency |
| July 30, 1992 | Cutthroat Trout | 1,000 | 1.9" | Montana fish & wildlife agency |
| September 23, 1991 | Rainbow Trout | 1,800 | 7" | Montana fish & wildlife agency |
| September 23, 1991 | Rainbow Trout | 1,200 | 7" | Montana fish & wildlife agency |
Showing 50 of 126 stocking records.
Frequently asked
When was Twin Lakes 1 last stocked?
According to Montana fish & wildlife agency, Twin Lakes 1 was last stocked July 27, 2022 with Cutthroat Trout.
What fish species are stocked in Twin Lakes 1?
Twin Lakes 1 is stocked with Cutthroat Trout, Rainbow Trout, and Arctic Grayling.
What time of year is Twin Lakes 1 stocked?
Twin Lakes 1 is typically stocked in summer, most often in August.
How often is Twin Lakes 1 stocked?
Twin Lakes 1 has been stocked about 1 times a year — 126 recorded stockings between 1937 and 2022.
How many fish have been stocked in Twin Lakes 1?
About 585,545 fish have been stocked in Twin Lakes 1 across 126 recorded events since 1937, per Montana fish & wildlife agency.
What size are the fish stocked in Twin Lakes 1?
Fish stocked in Twin Lakes 1 average about 6.7 inches, based on the sizes the agency reported.
Do you need a fishing license to fish Twin Lakes 1?
Yes, all anglers age 16 and older generally need a valid Montana freshwater fishing license. Always review current regulations from Montana fish & wildlife agency for site-specific rules, bag limits, or stamps.
How do you catch stocked trout in Twin Lakes 1?
Freshly stocked trout in Twin Lakes 1 typically respond well to floating dough bait (such as PowerBait) floated 12–18 inches off bottom on light 4–6 lb leader, live nightcrawlers under a bobber, and small inline spinners or spoons retrieved along shorelines and drop-offs.