Stor-Trehörningen
northern nutrient-rich lowland lake · 64°N
clarity 2.3 mmax depth 2 mpH 7.4eutrophicstatus unsatisfactorygravel road
Character of the water
Stor-Trehörningen lies in the cold north — a northern nutrient-rich lowland lake.
The surroundings
The lake lies half-remote, a fair way from the nearest road, tucked into woodland.
Shallow throughout (max 2 m), with reeds and vegetation over large areas — water that warms fast in spring.
Permits & rules
Fishing permit required — Stor-Trehörningen FVOF. Day permit ~140 kr · annual permit ~700 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 Stor-Trehörningen
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 Stor-Trehörningen
Stor-Trehörningen holds 5 species, with perch, pike and zander at the top of the chain and roach and bream schooling beneath them. The modest depth keeps most of the fishing within reach of the bank.
Whoever fishes Stor-Trehörningen regularly builds something of their own: a log of what took, where and when. That's how the water gives up its patterns — cast by cast, never all at once.
General rules of thumb for this kind of water
- Nutrient-rich lakes hold plenty of baitfish but often murky water.
The catch board
- 1Emil Lundpike53 cm
- 2Erik Raskzander40 cm
- 3Anders Nilssonbream30 cm
- 4Elin Strandroach15 cm
- 5Lars Nilssonroach14 cm
- 6Sabine Schmidtroach14 cm
Species records here
pike53 cmEmil Lund
zander40 cmErik Rask
bream30 cmAnders Nilsson
roach14 cmSabine Schmidt
The same water, for real
