Angler Legend
← Map

Grundsilsjön

nutrient-rich lowland lake · 62°N
Real lakereal shoreline2 species on recordsources & method
clarity 1.2 mmax depth 14 mpH 7.4eutrophicstatus poorgravel road

Character of the water

Grundsilsjön lies in central Sweden — a nutrient-rich lowland lake. In summer a thermocline settles around 6 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.

A small but surprisingly deep pocket (14 m) with steep drops straight down from shore — the bottom falls away fast.

Permits & rules

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

  • Pike: keep at most one over 75 cm per day.
  • Handheld tackle only. Respect the protected zones at the inlets and outlets.

Species in Grundsilsjön

perch predatory fish
typically ~22 cm · can reach 45 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.

Fishing Grundsilsjön

Grundsilsjön holds 2 species, with perch and pike at the top of the chain. The modest depth keeps most of the fishing within reach of the bank.

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 Grundsilsjön are alike.

General rules of thumb for this kind of water

  • Stratified, oxygen-poor lakes push the fish up above the thermocline in summer.
  • Nutrient-rich lakes hold plenty of baitfish but often murky water.

The catch board

6 anglers · 12 catches
  1. 1Erik Holmpike52 cm
  2. 2Kjell Falkpike52 cm
  3. 3Roland Krügerpike51 cm
  4. 4Gustav Viklundperch23 cm
  5. 5Emil Nieminenperch18 cm
  6. 6Stefan Karlssonperch18 cm
Species records here
pike52 cmErik Holm
perch23 cmGustav Viklund
The same water, for real