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Fishing Thompson: what the data says
18-acre lake near Cook County. The lake tops out around 12 ft. The contours are modeled from the water's real shoreline and maximum depth. Treat them as a rough guide, and never use them for navigation. Here is how the season plays out for each species, straight from the data behind the map.
Brook Trout fishing at Thompson
Start shallow in spring: brook trout sit in 2 to 12 ft that time of year. Summer fish stay in 4 to 12 ft, and winter fish hold in 2 to 12 ft. Deep basin is the standout, a deep basin at roughly 10 ft, rated prime for summer brook trout. Best bite is early morning and the evening. Tie on a small spoon fished deep or a trolled lake-clear wobbler + worm and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 12 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 4 to 12 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 12 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 2 to 12 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Rainbow Trout fishing at Thompson
Spring rainbow trout on Thompson hold shallow, usually 3 to 12 ft. Summer fish stay in 3 to 12 ft, and winter fish hold in 2 to 12 ft. The spot to know is Shoreline break, a drop-off in about 5 ft of water that rates prime for rainbow trout in winter. In summer the feeding windows fall in early morning and the evening. Summer baits: a dodger + spoon (deep troll) or a flutter spoon gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 3 to 12 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 3 to 12 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 2 to 12 ft | dawn | Jigging spoon, Tube jig (white) |
Brown Trout fishing at Thompson
Spring brown trout on Thompson hold shallow, usually 1 to 12 ft. Summer fish stay in 4 to 12 ft, and winter fish hold in 2 to 12 ft. The spot to know is Shoreline break, a drop-off in about 5 ft of water that rates prime for brown trout in summer. Plan around after dark and early morning in the warm months. Summer baits: a spoon at the thermocline or a deep stickbait (night) gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 12 ft | dawn & dusk | Stickbait off planer boards (shallow), Small spoon along mud lines |
| Summer | 4 to 12 ft | night & dawn | Spoon at the thermocline, Deep stickbait (night) |
| Fall | 2 to 12 ft | dusk & dawn | Jerkbait over gravel, Casting spoon |
| Winter | 2 to 12 ft | dawn | Jigging spoon, Small stickbait (slow) |
Notable structure
- Deep basin: deep basin, around 10 ft
- Shoreline break: drop-off, around 5 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
Common questions
How deep is Thompson?
Thompson is about 12 ft at its deepest point. The contours here are modeled from the water's real shape and maximum depth, so treat them as a rough guide.
What fish are in Thompson?
Anglers target rainbow trout, brown trout, brook trout on Thompson.
Where is the best fishing spot on Thompson?
Shoreline break is the top-rated area: a drop-off in about 5 ft of water that rates prime for brown trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Thompson?
For brook trout, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Dick · Olson · Two Island · McDonald · Bath · Thrasher
See how Thompson stacks up: best rainbow trout lakes in Minnesota · best brown trout lakes in Minnesota · best brook trout lakes in Minnesota
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