Mississippi River - U.S. Lock & Dam #1 Pool Fishing Map & Depth Chart (MN)

Fishing Mississippi River - U.S. Lock & Dam #1 Pool: what the data says

466-acre lake near Hennepin County. The lake tops out around 9 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. What follows comes from the same scoring engine that paints the spots above.

Walleye fishing at Mississippi River - U.S. Lock & Dam #1 Pool

Spring walleye on Mississippi River - U.S. Lock & Dam #1 Pool hold shallow, usually 2 to 9 ft. Summer fish stay in 3 to 9 ft, and winter fish hold in 3 to 9 ft. Break off the point is the standout, a drop-off at roughly 4 ft, rated prime for fall walleye. Best bite is the evening and early morning. Tie on a crawler harness on bottom bouncer or a deep crankbait (trolled) and you're in the game.

Season	Depth	Best window	Go-to baits
Spring	2 to 9 ft	dusk & dawn	1/8 oz jig + minnow, Hair jig
Summer	3 to 9 ft	dusk & dawn	Crawler harness on bottom bouncer, Deep crankbait (trolled)
Fall	3 to 9 ft	dusk & night	Jigging rap, Jig + big minnow
Winter	3 to 9 ft	dusk & dawn	Jigging spoon + minnow head, Rattle bait

Northern Pike fishing at Mississippi River - U.S. Lock & Dam #1 Pool

Spring northern pike on Mississippi River - U.S. Lock & Dam #1 Pool hold shallow, usually 2 to 8 ft. By summer they slide out to 3 to 9 ft, and by winter most fish are in 3 to 9 ft. Shallow bay flat is the standout, a weed flat at roughly 3 ft, rated prime for spring northern pike. Plan around early morning and the evening in the warm months. Summer baits: a bucktail or a weedless spoon over cabbage gets it done.

Season	Depth	Best window	Go-to baits
Spring	2 to 8 ft	midday & dawn	#5 inline spinner, Spoon (red/white)
Summer	3 to 9 ft	dawn & dusk	Bucktail, Weedless spoon over cabbage
Fall	3 to 9 ft	midday & dawn	Big rubber (Bull Dawg style), Husky-style jerkbait
Winter	3 to 9 ft	midday	Tip-ups, Large jigging spoon

Smallmouth Bass fishing at Mississippi River - U.S. Lock & Dam #1 Pool

Spring smallmouth bass on Mississippi River - U.S. Lock & Dam #1 Pool hold shallow, usually 2 to 9 ft. Summer fish stay in 3 to 9 ft, and winter fish hold in 3 to 9 ft. If you only fish one area, make it Main-lake point: a point around 8 ft that scores prime in fall. Plan around early morning and the evening in the warm months. Tie on a drop shot (goby/minnow) or a ned rig and you're in the game.

Season	Depth	Best window	Go-to baits
Spring	2 to 9 ft	dawn & dusk	Ned rig, Tube jig
Summer	3 to 9 ft	dawn & dusk	Drop shot (goby/minnow), Ned rig
Fall	3 to 9 ft	midday & dawn	Jerkbait, Blade bait
Winter	3 to 9 ft	midday	Blade bait, Hair jig

Largemouth Bass fishing at Mississippi River - U.S. Lock & Dam #1 Pool

Spring largemouth bass on Mississippi River - U.S. Lock & Dam #1 Pool hold shallow, usually 2 to 9 ft. Summer fish stay in 3 to 9 ft, and winter fish hold in 3 to 9 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 3 ft that scores prime in spring. Plan around early morning and the evening in the warm months. Tie on a texas-rigged 10" worm or a deep-diving crankbait and you're in the game.

Season	Depth	Best window	Go-to baits
Spring	2 to 9 ft	dawn & dusk	Spinnerbait, Chatterbait
Summer	3 to 9 ft	dawn & dusk	Texas-rigged 10" worm, Deep-diving crankbait
Fall	2 to 9 ft	midday & dawn	Squarebill crankbait (shad), Spinnerbait
Winter	3 to 9 ft	midday	Blade bait, Jigging spoon

White Bass fishing at Mississippi River - U.S. Lock & Dam #1 Pool

In spring, white bass run shallow here, mostly 2 to 9 ft. Summer fish stay in 3 to 9 ft, and winter fish hold in 3 to 9 ft. If you only fish one area, make it Main-lake point: a point around 8 ft that scores prime in fall. In summer the feeding windows fall in early morning and the evening.

Season	Depth	Best window	Go-to baits
Spring	2 to 9 ft	dawn & dusk	see map
Summer	3 to 9 ft	dawn & dusk	see map
Fall	2 to 9 ft	dawn & dusk	see map
Winter	3 to 9 ft	midday	see map

Crappie fishing at Mississippi River - U.S. Lock & Dam #1 Pool

Start shallow in spring: crappie sit in 2 to 8 ft that time of year. By summer they slide out to 3 to 9 ft, and by winter most fish are in 3 to 9 ft. The spot to know is Deep basin, a deep basin in about 8 ft of water that rates prime for crappie in winter. Plan around early morning and the evening in the warm months. Summer baits: a jig trolled/spider-rigged or a small crankbait (trolled) gets it done.

Season	Depth	Best window	Go-to baits
Spring	2 to 8 ft	midday & dawn	1/16 oz jig + tube, Curly-tail grub
Summer	3 to 9 ft	dawn & dusk	Jig trolled/spider-rigged, Small crankbait (trolled)
Fall	3 to 9 ft	dawn	Jig + minnow combo, Small swimbait (1.5-2")
Winter	3 to 9 ft	midday	Tungsten jig + soft plastic, Tiny jigging spoon

Mississippi River - U.S. Lock & Dam #1 Pool also holds bluegill (2 to 9 ft in summer), channel catfish (3 to 9 ft in summer), flathead catfish (2 to 9 ft in summer), freshwater drum (2 to 9 ft in summer), common carp (2 to 9 ft in summer). Pick any of them on the map above for rated spots and bait picks.

Notable structure

Main-lake point: point, around 8 ft
Secondary point: point, around 8 ft
Deep basin: deep basin, around 8 ft
Break off the point: drop-off, around 4 ft
Shallow bay flat: weed flat, around 3 ft
Back-bay flat: weed flat, around 3 ft

Common questions

How deep is Mississippi River - U.S. Lock & Dam #1 Pool?

Mississippi River - U.S. Lock & Dam #1 Pool is about 9 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 Mississippi River - U.S. Lock & Dam #1 Pool?

Anglers target largemouth bass, smallmouth bass, walleye, white bass, northern pike, crappie, bluegill, channel catfish, flathead catfish, freshwater drum, common carp on Mississippi River - U.S. Lock & Dam #1 Pool.

Where is the best fishing spot on Mississippi River - U.S. Lock & Dam #1 Pool?

Break off the point is the top-rated area: a drop-off in about 4 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 Mississippi River - U.S. Lock & Dam #1 Pool?

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.

Nearby waters

Hiawatha · Powderhorn · Nokomis · Taft · Loring · Diamond

See how Mississippi River - U.S. Lock & Dam #1 Pool stacks up: best largemouth bass lakes in Minnesota · best smallmouth bass lakes in Minnesota · best walleye lakes in Minnesota · best white bass lakes in Minnesota

Browse all Minnesota fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.

Recommendations come from depth structure and seasonal species behavior. Treat them as a starting point, not a guarantee. Contours on this water are approximations. Never use for navigation. Always check local regulations.

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Recent catches at Mississippi River - U.S. Lock & Dam #1 Pool

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