Gresstjern ist ein See bei Marker und ein beliebtes Angelgewässer. Angeln am Gresstjern – auf Angelradar findest du die Karte, gefangene Fischarten, aktuelle Fänge und Statistiken der Community.
Data-driven helpers from Angelradar - find the right water, the right lure and the best time to fish.
Estimate your chances from real catch data - factoring in moon, air pressure, weather and time of day.
Which lure catches which fish? Find the right lure for your target species.
Upload a fish photo and get an AI-assisted estimate of possible species.
Discover where which species occur - based on real community catch data.
Calculate weight and condition factor using Fulton's formula - quick and easy.
Closed seasons and minimum sizes by state - so you always fish within the rules.
Location & directions
Explore the water body on the map
Have you been am Gresstjern?
Log your catches, private & free, and keep an eye on your spots.
Looking for more waters? Østfold has 50 Lakes for fishing.
Your data is yours: catches can be shared privately, anonymously or publicly. Sign in and discover every feature.
