Jacks tjärn
nutrient-rich lowland lake · 61°N
clarity 1.6 mmax depth 7 mpH 7.4eutrophicstatus unsatisfactorygravel road
Character of the water
Jacks tjärn 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 (7 m) — shallow bays, the odd reef and a deeper channel through the middle.
Permits & rules
Fishing permit required — Jacks tjärn FVOF. Day permit ~100 kr · annual permit ~500 kr.
- Zander: minimum size 45 cm · protected during the spawn (Apr–May).
- Pike: keep at most one over 75 cm per day.
- Handheld tackle only. Respect the protected zones at the inlets and outlets.
Species in Jacks tjärn
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.
roach coarse fish
typically ~18 cm · can reach 32 cm
Roach grazes the rich water in schools — where there's one, there are more.
zander predatory fish
typically ~50 cm · can reach 95 cm
In the murky light, zander shadows the baitfish and hits in short rushes.
bream coarse fish
typically ~38 cm · can reach 65 cm
Down on the bottom bream sifts the soft ground — patience beats speed here.
Fishing Jacks tjärn
The species list of Jacks tjärn runs to 5. The predators — perch, pike and zander — hunt where the baitfish gather, and on a water this size you soon learn where it holds its fish.
Every session at Jacks tjärn 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
- 1Axel Raskpike58 cm
- 2Stefan Falkbream31 cm
- 3Stefan Korhonenperch19 cm
- 4Torbjörn Lundperch18 cm
- 5Fredrik Sundinperch18 cm
- 6Mikael Petterssonroach15 cm
Species records here
pike58 cmAxel Rask
bream31 cmStefan Falk
perch19 cmStefan Korhonen
roach15 cmMikael Pettersson
The same water, for real
