Kotjärnen
nutrient-rich lowland lake · 60°N
clarity 2.8 mmax depth 3 mpH 7.4eutrophicstatus unsatisfactorygravel road
Character of the water
Kotjärnen 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.
Shallow throughout (max 3 m), with reeds and vegetation over large areas — water that warms fast in spring.
Permits & rules
Fishing permit required — Kotjärnen FVOF. Day permit ~140 kr · annual permit ~700 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 Kotjärnen
perch predatory fish
typically ~22 cm · can reach 45 cm
The nutrient-rich water keeps perch moving constantly between the feeding grounds.
pike predatory fish
typically ~62 cm · can reach 120 cm
Pike hunts by feel more than sight in the stained water — short, hard strikes close to the bait.
roach coarse fish
typically ~18 cm · can reach 32 cm
The nutrient-rich water keeps roach moving constantly between the feeding grounds.
bream coarse fish
typically ~38 cm · can reach 65 cm
Bream works the bottom in the dark — smell and feel come before everything else.
ruffe perch family
typically ~12 cm · can reach 22 cm
Ruffe works the bottom in the dark — smell and feel come before everything else.
Fishing Kotjärnen
perch and pike sit at the top of the food chain in Kotjärnen, carried by roach, bream and ruffe. The nutrient-rich water means plenty of baitfish — and predators that grow fat on them.
Whoever fishes Kotjärnen 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
- 1Maria Weberpike57 cm
- 2Sabine Vogelpike52 cm
- 3Björn Norénperch19 cm
- 4Oskar Wikströmroach15 cm
- 5Nils Erikssonroach14 cm
- 6Wolfgang Krügerruffe10 cm
Species records here
pike57 cmMaria Weber
perch19 cmBjörn Norén
roach14 cmNils Eriksson
ruffe10 cmWolfgang Krüger
The same water, for real
