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Gränsjön

humic brown forest lake · 60°N
Real lakereal shorelinemeasured max depth 18 m7 species on recordsizes from survey fishingreal water chemistrysources & method →
clarity 3.0 mmax depth 18 mpH 7.0oligotrophic · humicstatus goodgravel road
Fish Gränsjön Buy forecast

Character of the water

Gränsjön lies in central Sweden — a humic brown forest lake. The tea-stained, humic water hides the bottom within an arm's length. In summer a thermocline settles around 8 m and splits the lake into two worlds.

The surroundings

The lake lies half-remote, a fair way from the nearest road, tucked into woodland.

Moderately deep (18 m) — shallow bays, the odd reef and a deeper channel through the middle.

Permits & rules

Fishing permit required — Gränsjön FVOF. Day permit ~60 kr · annual permit ~300 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 Gränsjön

perch predatory fish
typically ~8 cm · can reach 28 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.
ruffe perch family
typically ~12 cm · can reach 22 cm
Down on the bottom ruffe sifts the soft ground — patience beats speed here.
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 ~12 cm · can reach 17 cm
Roach grazes the rich water in schools — where there's one, there are more.
trout salmonids
typically ~35 cm · can reach 70 cm
In the murky light, trout 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 Gränsjön

perch, pike and burbot sit at the top of the food chain in Gränsjön, carried by ruffe, roach and vendace. The brown, humic water keeps visibility short — the fishing is more about vibration than sight.

The fishing here follows the water's own rhythm: dawn and dusk have their windows, fronts close and open them, and the season moves the fish. No two sessions at Gränsjön are alike.

General rules of thumb for this kind of water

  • Brown, humic water dampens the light — fishing can be good even in the middle of the day.
  • In deep, oxygenated lakes the predators seek cool depth in summer, shallower in spring and autumn.

The catch board

6 anglers · 12 catches
  1. 1Magnus Forsbergpike54 cm
  2. 2Mikael Korhonenvendace13 cm
  3. 3Mikael Björkruffe10 cm
  4. 4Heike Dahlperch8 cm
  5. 5Oskar Norénperch7 cm
  6. 6Wolfgang Åbergperch7 cm
Species records here
pike54 cmMagnus Forsberg
vendace13 cmMikael Korhonen
ruffe10 cmMikael Björk
perch7 cmWolfgang Åberg
The same water, for real
This water's real catch reports — and the logbook for your own.Fångstrapport.sein SwedishThe real bite table for this water — for your next real session.Huggtabell.sein Swedish