BirdTrout
Open the map
Knife River Lake Run — Salmon, Steelhead, Brown Trout
Peak run · Coho salmon as of 1 October 2026
22.4 miles of run water on the Knife River, from Lake Superior up to the end of the mainstem. 5 species run it, on windows curated from Minnesota DNR guidance.
- 22.4corridor miles
- 40NHD reaches
- 5species that run
- Lake Superiorthe lake they come from
The questions about this river
One page each, answered from the same records as this one.
What runs the Knife River
Each window is calendar guidance curated from the state's own run-timing prose, not a regulation and not an observation. The stage beside it is this site's reading of that window against 1 October 2026.
- Coho salmon — Sept–Oct peak Sep–Oct Peak run. Thin beside the steelhead and worth knowing about, mostly in the lower reaches and the stream mouths; peak late September into October.
- Lake-run brown trout — Sept–Nov peak Oct45–58°F First runners. Lake Superior brown trout, running with and behind the autumn steelhead; peak October. Strongest in the Duluth-area streams, where MN DNR's stocking has been, and occasional up the shore.
- Pink salmon — Aug–Sept peak Sep Tail-off. Naturalised in Superior since the 1956 Thunder Bay escape and heaviest in odd-numbered years, when small pinks fill the lower pools of nearly every North Shore stream; peak early September.
- Lake-run brook trout — Sept–Oct 45–55°F Tail-off. Coaster brook trout, staging at and just inside the stream mouths in early autumn. Superior's own fish, at a fraction of their historical numbers on this shore, and under restrictive North Shore regulations — the point of this entry is that they are there, not that you should go and catch one. Read the Minnesota regulations before you keep anything.
- Steelhead — Mar–May peak Apr–Oct42–55°F Off-season. What this coast is fished for, and it is a spring run first — the fish move as the ice goes out and the snowmelt comes off, peaking late April into early May, later on the far North Shore than at Duluth. Wild steelhead on the North Shore tributaries are catch-and-release; the harvestable rainbow in the same water is MN DNR's stocked Kamloops strain, and telling them apart is the reader's job before a fish goes in a cooler. A thinner autumn push follows the salmon in September and October.
The ceiling
No barrier inside the run. The corridor runs to the end of the mainstem, which is a claim from the National Inventory of Dams rather than a gap in the data — the NID lists no structure on this river.
No barrier, and MN DNR says so outright rather than by omission. StreamFinder S-017: "there is no true barrier on the Knife River", and again under populations: steelhead and brown trout use the river "including reaches above the posted boundary as there is no natural barrier on the Knife River". The posted boundary at County Road 9 is a regulatory line and the corridor is the mainstem. Decided, not pending.
The run water, mouth to ceiling
| Zone | What it is | River miles |
|---|---|---|
| Pier | the pierheads and the harbour mouth | 0.0–1.3 |
| Mouth | the river mouth | 0.8–3.5 |
| Lower | the lower river | 3.5–22.4 |
River miles from the harbour mouth, walked up the NHDPlus HR mainstem. Fish arrive at the bottom of this table and work up it as the river cools and rises.
Access
No state boating access site falls inside this corridor's box. That is the record saying nothing, not this page saying there is no way in — the public land layer on the live map is the better answer for a river fished from the bank.
Open the Knife River on the live map →
The Knife River river page — gauges, temperature and regulations by reach →
Regulations
Great Lakes tributary rules are their own rules: seasons, gear and possession on run water differ from the inland trout regulations, and they differ by river and often by reach. Minnesota's regulation summary is here, and the state's own guide is the regulation.
Coasters are a managed restoration fishery under special catch-and-release regulations on much of this shore, and the rules differ river by river. Read the state guide for the water you are on.
Tackle
General guidance by species, not by river — there is no record of what a given river fishes best with, and a page that invented one would be worse than a page that says so.
- Coho salmon Spinning: a medium 7'–8'6" rod, 10–14 lb line, small spoons and spinners. Coho chase, and a moving bait outfishes a still one.
- Lake-run brown trout Spinning: a medium 7'–8' rod, 8–12 lb line, minnow plugs and spoons fished at dusk and after dark, which is when these fish move.
- Pink salmon Light spinning tackle is enough — a 6'6"–7' rod and 6–10 lb line. Small pink and orange spinners, spoons and flies.
- Lake-run brook trout Catch and release, and tackle chosen to make that survivable: barbless hooks, a net that keeps the fish in the water, and heavy enough line to land it fast rather than play it out.
- Steelhead Float fishing: a long 10'6"–13' rod, 8–12 lb main line, spawn bags, beads or jigs under a slip float — the method that covers a run without wading it.
Nearby run rivers
The next corridors up and down this shore, nearest first.
- Sucker RiverLake Superior · 17.9 corridor miles →
- French RiverLake Superior · 12.6 corridor miles →
- Stewart RiverLake Superior · 2.4 corridor miles →
- Lester RiverLake Superior · 0.6 corridor miles →
- Gooseberry RiverLake Superior · 0.8 corridor miles →
- Bois Brule RiverLake Superior · 40.4 corridor miles →