Nedre Rottensjön
nutrient-rich lowland lake · 62°N
clarity 1.5 mmax depth 2 mpH 7.4eutrophicstatus poorgravel road
Character of the water
Nedre Rottensjön 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 2 m), with reeds and vegetation over large areas — water that warms fast in spring.
Permits & rules
Fishing permit required — Nedre Rottensjön 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 Nedre Rottensjön
perch predatory fish
typically ~19 cm · can reach 25 cm
The nutrient-rich water keeps perch moving constantly between the feeding grounds.
elritsa fish
typically ~9 cm · can reach 9 cm
Elritsa grazes the rich water in schools — where there's one, there are more.
pike predatory fish
typically ~61 cm · can reach 70 cm
Pike hunts by feel more than sight in the stained water — short, hard strikes close to the bait.
grayling fish
typically ~30 cm · can reach 50 cm
The nutrient-rich water keeps grayling moving constantly between the feeding grounds.
burbot bottom fish
typically ~53 cm · can reach 53 cm
Down on the bottom burbot sifts the soft ground — patience beats speed here.
trout salmonids
typically ~35 cm · can reach 70 cm
Trout hunts by feel more than sight in the stained water — short, hard strikes close to the bait.
regnbåge fish
typically ~35 cm · can reach 70 cm
In the murky light, regnbåge shadows the baitfish and hits in short rushes.
Arctic char salmonids
typically ~35 cm · can reach 70 cm
Arctic char hunts by feel more than sight in the stained water — short, hard strikes close to the bait.
Fishing Nedre Rottensjön
perch, pike and grayling sit at the top of the food chain in Nedre Rottensjön, carried by elritsa and regnbåge. The nutrient-rich water means plenty of baitfish — and predators that grow fat on them.
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 Nedre Rottensjön are alike.
General rules of thumb for this kind of water
- Nutrient-rich lakes hold plenty of baitfish but often murky water.
The catch board
- 1Mats Hansenpike46 cm
- 2Stefan Falkburbot43 cm
- 3Ole Björkburbot40 cm
- 4Sara HolmArctic char29 cm
- 5Kjell Falkgrayling25 cm
- 6Magnus Fischergrayling23 cm
Species records here
pike46 cmMats Hansen
burbot40 cmOle Björk
Arctic char29 cmSara Holm
grayling23 cmMagnus Fischer
The same water, for real
