Big Mosquito Lake Fish Stocking
Skamania County, Washington · 1995–2025 on record
According to Washington fish & wildlife agency, Big Mosquito Lake was last stocked July 14, 2025 with Tiger Trout. Big Mosquito Lake has 53 stocking records on file, spanning 1995–2025, with about 140,347 fish stocked over that period.
When Big Mosquito Lake is stocked
Big Mosquito Lake is typically stocked in summer, most often in July — 29 stocking events in that peak month.
Angler's Field Guide
Fishing Tips & Stocking Guide for Big Mosquito Lake
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in Skamania County, Washington.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Big Mosquito Lake, 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 Big Mosquito Lake was last stocked July 14, 2025, 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 Washington freshwater fishing license is required for anglers age 16 and older.Purchase Washington license online →
- •Official Rules & Limits: Bag limits, bait restrictions, and seasonal boundaries are set by Washington fish & wildlife agency.Official Washington 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 Big Mosquito Lake:
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.
Tiger Trout Profile Tips
Known for hitting lures and flies aggressively; a favorite for anglers seeking a distinctive, hard-fighting stocked trout.
Brook Trout Profile Tips
A favorite of high-country and small-stream anglers; often more willing to strike than brown or rainbow trout in the same water.
Recommended Tackle for Big Mosquito Lake
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.
As an Amazon Associate, StockedWaters earns from qualifying purchases at no additional cost to you. Recommendations are chosen for hatchery-conditioned fish behavior and ethical rigging. We may receive a referral commission if you buy through these links. Read our editorial policy & standards.
Nearby stocked waters
Other stocked waters near Big Mosquito Lake, freshest activity first.
Wood Lake
6 miSkamania County · 1 species · 14 records
Last stocked September 2025
Placid Lake
7 miSkamania County · 2 species · 30 records
Last stocked September 2025
Deer Lake
7 miSkamania County · 2 species · 15 records
Last stocked September 2025
Clear Lake
7 miSkamania County · 2 species · 24 records
Last stocked September 2025
Lake Wapiki
7 miSkamania County · 2 species · 13 records
Last stocked September 2025
Bear Lake
8 miSkamania County · 1 species · 15 records
Last stocked September 2025
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Source |
|---|---|---|---|
| July 14, 2025 | Tiger Trout | 2,000 | Washington fish & wildlife agency |
| July 14, 2025 | Brook Trout | 3,000 | Washington fish & wildlife agency |
| July 11, 2024 | Brook Trout | 500 | Washington fish & wildlife agency |
| July 11, 2024 | Tiger Trout | 5,000 | Washington fish & wildlife agency |
| July 12, 2023 | Brook Trout | 2,737 | Washington fish & wildlife agency |
| June 27, 2023 | Brook Trout | 3,500 | Washington fish & wildlife agency |
| June 27, 2023 | Tiger Trout | 2,000 | Washington fish & wildlife agency |
| July 18, 2022 | Brook Trout | 3,000 | Washington fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Source |
|---|---|---|---|
| July 18, 2022 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| July 1, 2021 | Tiger Trout | 1,600 | Washington fish & wildlife agency |
| July 1, 2021 | Brook Trout | 2,250 | Washington fish & wildlife agency |
| June 2, 2020 | Brook Trout | 2,000 | Washington fish & wildlife agency |
| June 2, 2020 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| May 27, 2020 | Brook Trout | 350 | Washington fish & wildlife agency |
| August 7, 2019 | Tiger Trout | 700 | Washington fish & wildlife agency |
| August 7, 2019 | Brook Trout | 1,100 | Washington fish & wildlife agency |
| June 12, 2019 | Brook Trout | 2,750 | Washington fish & wildlife agency |
| June 12, 2019 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| July 2, 2018 | Brook Trout | 1,000 | Washington fish & wildlife agency |
| July 2, 2018 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| July 5, 2017 | Tiger Trout | 2,000 | Washington fish & wildlife agency |
| July 5, 2017 | Brook Trout | 3,000 | Washington fish & wildlife agency |
| June 20, 2016 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| June 20, 2016 | Brook Trout | 3,000 | Washington fish & wildlife agency |
| June 22, 2015 | Brook Trout | 710 | Washington fish & wildlife agency |
| June 15, 2015 | Brook Trout | 3,000 | Washington fish & wildlife agency |
| July 9, 2014 | Brook Trout | 3,000 | Washington fish & wildlife agency |
| July 9, 2013 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| July 9, 2013 | Brook Trout | 3,000 | Washington fish & wildlife agency |
| July 9, 2012 | Brook Trout | 1,150 | Washington fish & wildlife agency |
| July 9, 2012 | Tiger Trout | 2,000 | Washington fish & wildlife agency |
| July 13, 2011 | Tiger Trout | 1,503 | Washington fish & wildlife agency |
| July 13, 2011 | Brook Trout | 4,013 | Washington fish & wildlife agency |
| July 13, 2010 | Brook Trout | 5,070 | Washington fish & wildlife agency |
| June 22, 2009 | Brook Trout | 2,000 | Washington fish & wildlife agency |
| June 22, 2009 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| July 7, 2008 | Brook Trout | 4,032 | Washington fish & wildlife agency |
| June 18, 2007 | Brook Trout | 3,000 | Washington fish & wildlife agency |
| June 18, 2007 | Tiger Trout | 1,500 | Washington fish & wildlife agency |
| July 19, 2006 | Brook Trout | 2,980 | Washington fish & wildlife agency |
| May 16, 2005 | Brook Trout | 3,999 | Washington fish & wildlife agency |
| June 16, 2004 | Brook Trout | 4,000 | Washington fish & wildlife agency |
| June 18, 2003 | Brook Trout | 4,000 | Washington fish & wildlife agency |
| July 1, 2002 | Tiger Trout | 3,000 | Washington fish & wildlife agency |
| July 1, 2002 | Brook Trout | 4,000 | Washington fish & wildlife agency |
| May 22, 2001 | Brook Trout | 5,000 | Washington fish & wildlife agency |
| June 28, 2000 | Brook Trout | 5,000 | Washington fish & wildlife agency |
| August 4, 1999 | Brook Trout | 5,000 | Washington fish & wildlife agency |
| July 6, 1998 | Brook Trout | 1,002 | Washington fish & wildlife agency |
| July 14, 1997 | Brook Trout | 5,005 | Washington fish & wildlife agency |
The reporting agency did not include fish sizes for this water.
Showing 50 of 53 stocking records.
Frequently asked
When was Big Mosquito Lake last stocked?
According to Washington fish & wildlife agency, Big Mosquito Lake was last stocked July 14, 2025 with Tiger Trout.
What fish species are stocked in Big Mosquito Lake?
Big Mosquito Lake is stocked with Tiger Trout and Brook Trout.
What time of year is Big Mosquito Lake stocked?
Big Mosquito Lake is typically stocked in summer, most often in July.
How often is Big Mosquito Lake stocked?
Big Mosquito Lake has been stocked about 2 times a year — 53 recorded stockings between 1995 and 2025.
How many fish have been stocked in Big Mosquito Lake?
About 140,347 fish have been stocked in Big Mosquito Lake across 53 recorded events since 1995, per Washington fish & wildlife agency.
Do you need a fishing license to fish Big Mosquito Lake?
Yes, all anglers age 16 and older generally need a valid Washington freshwater fishing license. Always review current regulations from Washington fish & wildlife agency for site-specific rules, bag limits, or stamps.
How do you catch stocked trout in Big Mosquito Lake?
Freshly stocked trout in Big Mosquito Lake 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.