Grundsjön
nutrient-rich lowland lake · 61°N
clarity 1.5 mmax depth 5 mpH 7.4eutrophicstatus poorgravel road
Character of the water
Grundsjön lies in central Sweden — a nutrient-rich lowland lake.
The surroundings
The lake lies half-remote, a fair way from the nearest road, tucked into woodland.
Moderately deep (5 m) — shallow bays, the odd reef and a deeper channel through the middle.
Permits & rules
Fishing permit required — Grundsjön FVOF. Day permit ~140 kr · annual permit ~700 kr.
- Pike: keep at most one over 75 cm per day.
- Trout & Arctic char: protected during the autumn spawn · catch-and-release on certain stretches.
- Handheld tackle only. Respect the protected zones at the inlets and outlets.
Species in Grundsjön
perch predatory fish
typically ~12 cm · can reach 34 cm
Perch grazes the rich water in schools — where there's one, there are more.
pike predatory fish
typically ~62 cm · can reach 120 cm
In the murky light, pike shadows the baitfish and hits in short rushes.
grayling fish
typically ~30 cm · can reach 50 cm
Grayling grazes the rich water in schools — where there's one, there are more.
burbot bottom fish
typically ~45 cm · can reach 90 cm
Burbot works the bottom in the dark — smell and feel come before everything else.
roach coarse fish
typically ~22 cm · can reach 22 cm
Roach grazes the rich water in schools — where there's one, there are more.
trout salmonids
typically ~46 cm · can reach 46 cm
In the murky light, trout shadows the baitfish and hits in short rushes.
regnbåge fish
typically ~35 cm · can reach 70 cm
Regnbåge hunts by feel more than sight in the stained water — short, hard strikes close to the bait.
Arctic char salmonids
typically ~35 cm · can reach 70 cm
In the murky light, Arctic char shadows the baitfish and hits in short rushes.
vendace whitefish
typically ~16 cm · can reach 28 cm
Vendace roams the open water after the feed — a moving target.
Fishing Grundsjön
The species list of Grundsjön runs to 9. The predators — perch, pike and grayling — hunt where the baitfish gather, and on a water this size you soon learn where it holds its fish.
Every session at Grundsjön is fished in whatever conditions hold right then — the same pressure, wind and light as over the real water. What bites today isn't what bit the day before, and those who return learn the water for real.
General rules of thumb for this kind of water
- Nutrient-rich lakes hold plenty of baitfish but often murky water.
The catch board
- 1Klaus Karlssonpike57 cm
- 2Axel Boströmpike55 cm
- 3Henrik Forsbergpike54 cm
- 4Astrid Häggburbot37 cm
- 5Fredrik KrügerArctic char29 cm
- 6Rickard Åbergvendace14 cm
Species records here
pike55 cmAxel Boström
burbot37 cmAstrid Hägg
Arctic char29 cmFredrik Krüger
vendace14 cmRickard Åberg
The same water, for real
