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Fishing Grannäsen: what the data says
786-acre lake near Bollnäs. The lake tops out around 41 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.
Gratis interaktiv fiskekarta — Grannäsen, Sverige: ungefärliga djupkurvor ner till 12 m (41 fot), de bästa fiskeplatserna för abborre, gädda och sik, säsongsbaserade huggfönster och betesval. Ingen registrering krävs. Djupkartan är modellberäknad från sjöns verkliga strandlinje och största djup — använd den som vägledning, aldrig för navigation.
European Perch fishing at Grannäsen
Spring european perch on Grannäsen hold shallow, usually 3 to 12 ft. By summer they slide out to 8 to 28 ft, and by winter most fish are in 12 to 33 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 5 ft that scores prime in spring. Best bite is early morning. Summer baits: a drop-shot micro plastics or a small crankbait (perch pattern) gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Small jig + curly tail, Inline spinner #1-2 |
| Summer | 8 to 28 ft | dawn | Drop-shot micro plastics, Small crankbait (perch pattern) |
| Fall | 10 to 33 ft | midday | Jigging spoon (small), Drop-shot on deep flats |
| Winter | 12 to 33 ft | midday & dawn | Tungsten jig + maggots, Small balance jig |
Northern Pike fishing at Grannäsen
In spring, northern pike run shallow here, mostly 2 to 8 ft. They move out to 8 to 20 ft in summer and finish the year down in 5 to 15 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 5 ft that scores prime in spring. Best bite is early morning and the evening. 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 | 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 |
Lake Whitefish fishing at Grannäsen
Start shallow in spring: lake whitefish sit in 12 to 41 ft that time of year. Summer fish stay in 12 to 41 ft, and winter fish hold in 12 to 41 ft. If you only fish one area, make it Deep basin: a deep basin around 35 ft that scores prime in summer. Best bite is early morning. A blade bait vertical or a small jigging spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 12 to 41 ft | midday & dawn | Small jig + waxworm, Blade bait (small) |
| Summer | 12 to 41 ft | dawn | Blade bait vertical, Small jigging spoon |
| Fall | 8 to 30 ft | dusk | Small spoon (gold), Jig + plastic larva |
| Winter | 12 to 41 ft | midday & dawn | Jigging spoon + bead chain, Tungsten jig + waxie |
Notable structure
- Deep basin: deep basin, around 35 ft
- Main-lake point: point, around 10 ft
- Secondary point: point, around 10 ft
- Shallow bay flat: weed flat, around 5 ft
- Back-bay flat: weed flat, around 5 ft
- Creek inflow: inflow / creek mouth, around 4 ft
Common questions
How deep is Grannäsen?
Grannäsen is about 41 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 Grannäsen?
Anglers target northern pike, european perch, lake whitefish on Grannäsen.
Where is the best fishing spot on Grannäsen?
Shallow bay flat is the top-rated area: a weed flat in about 5 ft of water that rates prime for european perch in spring. Open the map above to see every rated spot for each species and season.
When is the best time to fish Grannäsen?
For european perch, 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
Häsbosjön · Mållången · Spaksjön · Hyn · Galvsjön · Voxsjön
See how Grannäsen stacks up: best northern pike lakes in Sweden · best european perch lakes in Sweden · best lake whitefish lakes in Sweden
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