Mayfield Lake Fish Stocking
Washington · 2020–2023 on record
According to Washington fish & wildlife agency, Mayfield Lake was last stocked August 15, 2023 with Rainbow Trout. Mayfield Lake has 5 stocking records on file, spanning 2020–2023, with about 12,588 fish stocked over that period.
Angler's Field Guide
Fishing Tips & Stocking Guide for Mayfield Lake
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in Washington.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Mayfield 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 Mayfield Lake was last stocked August 15, 2023, 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 Mayfield 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.
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.
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.
Recommended Tackle for Mayfield 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.
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Nearby stocked waters
Other stocked waters near Mayfield Lake, freshest activity first.
Mayfield Reservoir
0 miLewis County · 5 species · 420 records
Last stocked July 2026
Goose Lake
13 miLewis County · 2 species · 17 records
Last stocked July 2026
Green River
12 mi3 species · 236 records
Last stocked June 2026
Riffe Lake
12 miLewis County · 6 species · 227 records
Last stocked June 2026
Green River
12 miKing County · 3 species · 156 records
Last stocked June 2026
Swofford Pond
7 miLewis County · 8 species · 191 records
Last stocked May 2026
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Source |
|---|---|---|---|
| August 15, 2023 | Rainbow Trout | 2,600 | Washington fish & wildlife agency |
| August 23, 2022 | Rainbow Trout | 2,378 | Washington fish & wildlife agency |
| June 14, 2022 | Rainbow Trout | 4,120 | Washington fish & wildlife agency |
| April 1, 2022 | Cutthroat Trout | 790 | Washington fish & wildlife agency |
| July 22, 2020 | Rainbow Trout | 2,700 | Washington fish & wildlife agency |
The reporting agency did not include fish sizes for this water.
Frequently asked
When was Mayfield Lake last stocked?
According to Washington fish & wildlife agency, Mayfield Lake was last stocked August 15, 2023 with Rainbow Trout.
What fish species are stocked in Mayfield Lake?
Mayfield Lake is stocked with Rainbow Trout and Cutthroat Trout.
How often is Mayfield Lake stocked?
Mayfield Lake has been stocked about 1 times a year — 5 recorded stockings between 2020 and 2023.
How many fish have been stocked in Mayfield Lake?
About 12,588 fish have been stocked in Mayfield Lake across 5 recorded events since 2020, per Washington fish & wildlife agency.
Do you need a fishing license to fish Mayfield 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 Mayfield Lake?
Freshly stocked trout in Mayfield 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.