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Fishing Grand Lake: what the data says
5,823-acre lake near Presque Isle. The lake tops out around 25 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.
Smallmouth Bass fishing at Grand Lake
In spring, smallmouth bass run shallow here, mostly 3 to 12 ft. They move out to 8 to 25 ft in summer and finish the year down in 8 to 25 ft. Break off the point is the standout, a drop-off at roughly 14 ft, rated prime for winter smallmouth bass. In summer the feeding windows fall in early morning and the evening. Summer baits: a drop shot (goby/minnow) or a ned rig gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 8 to 25 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 8 to 25 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 8 to 25 ft | midday | Blade bait, Hair jig |
Walleye fishing at Grand Lake
Spring walleye on Grand Lake hold shallow, usually 4 to 15 ft. They move out to 8 to 25 ft in summer and finish the year down in 8 to 25 ft. The spot to know is Break off the point, a drop-off in about 14 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 | 8 to 25 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 8 to 25 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 8 to 25 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Yellow Perch fishing at Grand Lake
Spring yellow perch on Grand Lake hold shallow, usually 3 to 12 ft. By summer they slide out to 8 to 25 ft, and by winter most fish are in 8 to 25 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 3 ft that scores prime in spring. Best bite is early morning. Summer baits: a drop-shot micro plastics or a small spoon tipped with worm gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 8 to 25 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 8 to 25 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 8 to 25 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Largemouth Bass fishing at Grand Lake
Start shallow in spring: largemouth bass sit in 2 to 10 ft that time of year. They move out to 8 to 20 ft in summer and finish the year down in 8 to 25 ft. Shallow bay flat is the standout, a weed flat at roughly 3 ft, rated prime for spring largemouth bass. In summer the feeding windows fall in early morning and the evening. 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 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 8 to 25 ft | midday | Blade bait, Jigging spoon |
Notable structure
- Deep basin: deep basin, around 23 ft
- Shallow feeding flat: feeding flat, around 20 ft
- Shallow feeding flat: feeding flat, around 20 ft
- Break off the point: drop-off, around 14 ft
- Feeding flat: feeding flat, around 10 ft
- Sharp break: drop-off, around 6 ft
- Weed flat: weed flat, around 5 ft
- Shoreline point: point, around 4 ft
- Main-lake point: point, around 3 ft
- Secondary point: point, around 3 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
- Marina / dock area: dock line, around 3 ft
- Shoreline point: point, around 3 ft
Common questions
How deep is Grand Lake?
Grand Lake is about 25 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 Grand Lake?
Anglers target largemouth bass, smallmouth bass, walleye, yellow perch on Grand Lake.
Where is the best fishing spot on Grand Lake?
Break off the point is the top-rated area: a drop-off in about 14 ft of water that rates prime for smallmouth bass in winter. Open the map above to see every rated spot for each species and season.
When is the best time to fish Grand Lake?
For smallmouth bass, 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
Esau, Lake · Long Lake · Augusta, Lake · Ninth Street Pond · Devils Lake · May, Lake
See how Grand Lake stacks up: best largemouth bass lakes in Michigan · best smallmouth bass lakes in Michigan · best walleye lakes in Michigan · best yellow perch lakes in Michigan
Browse all Michigan fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.