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547-acre lake near Marion Lake County. North Dakota Game & Fish survey water. The lake tops out around 18 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. Here is how the season plays out for each species, straight from the data behind the map.
Spring walleye on Boom Lake hold shallow, usually 4 to 15 ft. They move out to 5 to 18 ft in summer and finish the year down in 5 to 18 ft. The spot to know is Break off the point, a drop-off in about 18 ft of water that rates prime for walleye in fall. Plan around the evening and early morning in the warm months. Summer baits: a crawler harness on bottom bouncer or a deep crankbait (trolled) gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 15 ft | dusk & dawn | 1/8 oz jig + minnow, Hair jig |
| Summer | 5 to 18 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 5 to 18 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 5 to 18 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Spring northern pike on Boom Lake hold shallow, usually 2 to 8 ft. By summer they slide out to 5 to 18 ft, and by winter most fish are in 5 to 15 ft. Shallow bay flat is the standout, a weed flat at roughly 2 ft, rated prime for spring northern pike. Plan around early morning and the evening in the warm months. A bucktail or a weedless spoon over cabbage covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | #5 inline spinner, Spoon (red/white) |
| Summer | 5 to 18 ft | dawn & dusk | Bucktail, Weedless spoon over cabbage |
| Fall | 6 to 18 ft | midday & dawn | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 5 to 15 ft | midday | Tip-ups, Large jigging spoon |
In spring, yellow perch run shallow here, mostly 3 to 12 ft. They move out to 5 to 18 ft in summer and finish the year down in 5 to 18 ft. Deep basin is the standout, a deep basin at roughly 18 ft, rated prime for fall yellow perch. Plan around early morning in the warm months. Tie on a drop-shot micro plastics or a small spoon tipped with worm and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 5 to 18 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 5 to 18 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 5 to 18 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Start shallow in spring: smallmouth bass sit in 3 to 12 ft that time of year. By summer they slide out to 5 to 18 ft, and by winter most fish are in 5 to 18 ft. If you only fish one area, make it Main-lake point: a point around 7 ft that scores prime in fall. In summer the feeding windows fall in early morning and the evening. A drop shot (goby/minnow) or a ned rig covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 5 to 18 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 5 to 18 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 5 to 18 ft | midday | Blade bait, Hair jig |
In spring, white bass run shallow here, mostly 2 to 12 ft. They move out to 5 to 18 ft in summer and finish the year down in 5 to 18 ft. The spot to know is Main-lake point, a point in about 7 ft of water that rates prime for white bass in fall. In summer the feeding windows fall in early morning and the evening.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 12 ft | dawn & dusk | see map |
| Summer | 5 to 18 ft | dawn & dusk | see map |
| Fall | 4 to 18 ft | dawn & dusk | see map |
| Winter | 5 to 18 ft | midday | see map |
Start shallow in spring: crappie sit in 2 to 8 ft that time of year. By summer they slide out to 5 to 18 ft, and by winter most fish are in 5 to 18 ft. If you only fish one area, make it Deep basin: a deep basin around 18 ft that scores prime in winter. In summer the feeding windows fall in early morning and the evening. A jig trolled/spider-rigged or a small crankbait (trolled) covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | 1/16 oz jig + tube, Curly-tail grub |
| Summer | 5 to 18 ft | dawn & dusk | Jig trolled/spider-rigged, Small crankbait (trolled) |
| Fall | 5 to 18 ft | dawn | Jig + minnow combo, Small swimbait (1.5-2") |
| Winter | 5 to 18 ft | midday | Tungsten jig + soft plastic, Tiny jigging spoon |
Boom Lake also holds bluegill (4 to 15 ft in summer), channel catfish (5 to 18 ft in summer). Pick any of them on the map above for rated spots and bait picks.
How deep is Boom Lake?
Boom Lake is about 18 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 Boom Lake?
Anglers target smallmouth bass, walleye, white bass, northern pike, crappie, bluegill, channel catfish, yellow perch on Boom Lake.
Where is the best fishing spot on Boom Lake?
Break off the point is the top-rated area: a drop-off in about 18 ft of water that rates prime for walleye in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Boom Lake?
For walleye, the summer bite is best in the evening and early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
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See how Boom Lake stacks up: best smallmouth bass lakes in North Dakota · best walleye lakes in North Dakota · best white bass lakes in North Dakota · best northern pike lakes in North Dakota
Browse all North Dakota fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.