Nelson County · lake · 355 acres
Olsen Slough
Olsen Slough is a lake in Nelson County, North Dakota. FishableWaters aggregates every stocking record for this water from North Dakota's fish & wildlife agency; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Overcast
85°
71°
13 mph
42%
Fri
Overcast
84°
63°
11 mph
9%
Sat
Overcast
85°
62°
12 mph
4%
↗ pressure risingPost-front rising pressure can slow things down for a day.
Stocking ledger
No published stocking records yet. This water stays in our books — the ledger begins the hour its state agency publishes a record.
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
Nearby waters
- Berkland Slough1.1 mi
- Dahl Slough2.5 mi
- Twin Lakes3.2 mi
- Horseshoe Lake4.9 mi
- Bitter Lake7.3 mi
- Lambs Lake7.5 mi
- Silver Creek8.6 mistocked May 26, 2026
- McVille Coulee9.9 mistocked May 25, 2026
Seasons, limits, and rules are the state's call — check the official ND regulations and buy your license before you go. We link the source; we never restate the rules.
Olsen Slough fishing — FAQ
Do I need a license to fish Olsen Slough?+
Yes — North Dakota requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is Olsen Slough?+
Olsen Slough is a lake in Nelson County, North Dakota. Driving directions and an interactive topo map are on this page.