Trosaån
northern salmon river · 59°N
flow 14 m³/sgradient 0.7% sea-runoligotrophic
Character of the water
Trosaån is a northern salmon river. The water flows — fish hold behind rocks, in current seams and pools, letting the food drift to them. On high water the fish run upstream; on low water they sit tight in the deeper runs.
Permits & rules
- 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 Trosaån
perch
typically ~22 cm · can reach 45 cm
ål
typically ~55 cm · can reach 110 cm
björkna
typically ~18 cm · can reach 35 cm
bream
typically ~38 cm · can reach 65 cm
elritsa
typically ~7 cm · can reach 12 cm
pike
typically ~62 cm · can reach 120 cm
ruffe
typically ~12 cm · can reach 22 cm
zander
typically ~50 cm · can reach 95 cm
burbot
typically ~45 cm · can reach 90 cm
salmon
typically ~65 cm · can reach 130 cm
löja
typically ~12 cm · can reach 20 cm
roach
typically ~18 cm · can reach 32 cm
nors
typically ~12 cm · can reach 22 cm
ruda
typically ~18 cm · can reach 42 cm
whitefish
typically ~30 cm · can reach 55 cm
sutare
typically ~35 cm · can reach 60 cm
The catch board
- 1Tomas Webersalmon53 cm
- 2Andreas Häggål49 cm
- 3Maria Holmwhitefish28 cm
- 4Erik Blomroach15 cm
- 5Anders Månssonruffe10 cm
- 6Ida Raskelritsa6 cm
Species records here
salmon53 cmTomas Weber
ål49 cmAndreas Hägg
whitefish28 cmMaria Holm
roach15 cmErik Blom
ruffe10 cmAnders Månsson
elritsa6 cmIda Rask
The same water, for real
