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15-acre lake near Montana. The lake tops out around 12 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. What follows comes from the same scoring engine that paints the spots above.
Start shallow in spring: rainbow trout sit in 3 to 12 ft that time of year. Summer fish stay in 3 to 12 ft, and winter fish hold in 2 to 12 ft. If you only fish one area, make it Break off the point: a drop-off around 6 ft that scores prime in winter. Plan around early morning and the evening in the warm months. A dodger + spoon (deep troll) or a flutter spoon covers the summer program.
| 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) |
Start shallow in spring: largemouth bass sit in 2 to 10 ft that time of year. By summer they slide out to 4 to 12 ft, and by winter most fish are in 4 to 12 ft. Main-lake point is the standout, a point at roughly 3 ft, rated prime for fall largemouth bass. Best bite is early morning and the evening. Summer baits: a texas-rigged 10" worm or a deep-diving crankbait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 4 to 12 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 3 to 12 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 4 to 12 ft | midday | Blade bait, Jigging spoon |
How deep is Big Wall Pond?
Big Wall Pond is about 12 ft at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
What fish are in Big Wall Pond?
Anglers target largemouth bass, rainbow trout on Big Wall Pond.
Where is the best fishing spot on Big Wall Pond?
Main-lake point is the top-rated area: a point in about 3 ft of water that rates prime for largemouth bass in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Big Wall Pond?
For rainbow 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.
Lake Elmo · Lake Josephine · Joels Pond · Laurel Pond · Crystal Lake (Fergus) · Current Reservoir
See how Big Wall Pond stacks up: best largemouth bass lakes in Montana · best rainbow trout lakes in Montana
Browse all Montana fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.