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Fishing Big Sandy Lake: what the data says
20,121-acre lake near ᑭᒧᓲᒼ ᑇᑎᓈᕽ Deschambault Lake. The lake tops out around 40 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.
Cisco (Lake Herring) fishing at Big Sandy Lake
Start shallow in spring: cisco (lake herring) sit in 10 to 40 ft that time of year. Summer fish stay in 12 to 40 ft, and winter fish hold in 12 to 40 ft. Deep basin is the standout, a deep basin at roughly 34 ft, rated prime for spring cisco (lake herring). Plan around early morning in the warm months. Summer baits: a vertical flutter spoon (small) or a drop-shot micro plastic gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 10 to 40 ft | dawn & dusk | Small silver spoon, Tiny swim jig (white) |
| Summer | 12 to 40 ft | dawn | Vertical flutter spoon (small), Drop-shot micro plastic |
| Fall | 5 to 25 ft | dusk & dawn | Small casting spoon, Inline spinner (silver) |
| Winter | 12 to 40 ft | dawn | Small jigging spoon (glow/silver), Tungsten jig + minnow head |
Lake Whitefish fishing at Big Sandy Lake
Start shallow in spring: lake whitefish sit in 12 to 40 ft that time of year. Summer fish stay in 12 to 40 ft, and winter fish hold in 12 to 40 ft. The spot to know is Deep basin, a deep basin in about 34 ft of water that rates prime for lake whitefish in summer. Plan around early morning in the warm months. A blade bait vertical or a small jigging spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 12 to 40 ft | midday & dawn | Small jig + waxworm, Blade bait (small) |
| Summer | 12 to 40 ft | dawn | Blade bait vertical, Small jigging spoon |
| Fall | 8 to 30 ft | dusk | Small spoon (gold), Jig + plastic larva |
| Winter | 12 to 40 ft | midday & dawn | Jigging spoon + bead chain, Tungsten jig + waxie |
Northern Pike fishing at Big Sandy Lake
In spring, northern pike run shallow here, mostly 2 to 8 ft. Summer pushes them deeper, 8 to 20 ft, and winter fish settle into 5 to 15 ft. Shallow bay flat is the standout, a weed flat at roughly 5 ft, rated prime for spring northern pike. Best bite is early morning and the evening. Tie on a bucktail or a weedless spoon over cabbage and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | #5 inline spinner, Spoon (red/white) |
| Summer | 8 to 20 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 |
Walleye fishing at Big Sandy Lake
Spring walleye on Big Sandy Lake hold shallow, usually 4 to 15 ft. By summer they slide out to 15 to 35 ft, and by winter most fish are in 20 to 40 ft. Break off the point is the standout, a drop-off at roughly 18 ft, rated prime for fall walleye. In summer the feeding windows fall in 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 | 4 to 15 ft | dusk & dawn | 1/8 oz jig + minnow, Hair jig |
| Summer | 15 to 35 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 12 to 40 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 20 to 40 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Yellow Perch fishing at Big Sandy Lake
Spring yellow perch on Big Sandy Lake hold shallow, usually 3 to 12 ft. They move out to 10 to 30 ft in summer and finish the year down in 15 to 35 ft. The spot to know is Shallow bay flat, a weed flat in about 5 ft of water that rates prime for yellow perch in spring. Plan around early morning in the warm months. 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 | 10 to 30 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 12 to 35 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 15 to 35 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Notable structure
- Deep basin: deep basin, around 34 ft
- Break off the point: drop-off, around 18 ft
- Main-lake point: point, around 10 ft
- Secondary point: point, around 10 ft
- Rock reef: rock pile, around 7.609406510157054 ft
- Shallow bay flat: weed flat, around 5 ft
- Back-bay flat: weed flat, around 5 ft
- Rock reef: rock pile, around 3.17617964572564 ft
- Sharp break: drop-off, around 3.148054717045304 ft
- Rock reef: rock pile, around 1.9216049608967527 ft
- Rock reef: rock pile, around 1.776970440953055 ft
Common questions
How deep is Big Sandy Lake?
Big Sandy Lake is about 40 ft (12 m) deep 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 Big Sandy Lake?
Anglers target walleye, northern pike, yellow perch, lake whitefish, cisco (lake herring) on Big Sandy Lake.
Where is the best fishing spot on Big Sandy Lake?
Deep basin is the top-rated area: a deep basin in about 34 ft of water that rates prime for cisco (lake herring) in spring. Open the map above to see every rated spot for each species and season.
When is the best time to fish Big Sandy Lake?
For cisco (lake herring), the summer bite is best in 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
Narrow Lake · North Lake · Dupueis Lake · Road Lake · Little Uchuk Lake · Sealey Lake
See how Big Sandy Lake stacks up: best walleye lakes in Saskatchewan · best northern pike lakes in Saskatchewan · best yellow perch lakes in Saskatchewan · best lake whitefish lakes in Saskatchewan
Browse all Saskatchewan fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.