Lake Ontario Tributary Browns Behind the October King Run

Six double-bead Twenty Incher nymph flies for Lake Ontario tributary brown trout

King salmon are filling Lake Ontario tributaries this week, but the brown trout gathering around the same runs deserve just as much attention. The October 9 western New York report found good numbers of kings mixed with browns at Eighteenmile and Oak Orchard Creeks, while the October 8 regional report noted encouraging brown trout numbers and a developing jig bite in Oak Orchard. That makes this a timely window to target Lake Ontario tributary brown trout behind the October king salmon run with real eggs, trout beads, small jigs, and heavy nymphs. Here is how to read the water, choose the right offering, and keep it in the strike zone without stepping on active redds.

Quick guide

Tackle we trust for tributary browns

These two in-stock nymph options cover deep runs and clear, pressured water. Both were rechecked in the Shorette's catalog before publication.

Product Best for Price Link
Double Bead Twenty Incher Nymph Fly Fishing Flies - 6 Flies Hook Size 10
Double Bead Twenty Incher Nymph Fly Fishing Flies
Best overall nymph for drifting deep runs $16.95 Shop
Double Bead Peacock Stonefly Nymph with Amber Biot Legs Fly Fishing Flies - 6 Flies Hook Size 8
Double Bead Peacock Stonefly Nymph
Best natural stonefly imitation for clear, pressured water $16.95 Shop

Why browns follow the kings

October kings move into tributaries to spawn. While they dig redds and drop eggs, brown trout slide in from the lake and hold just downstream. Browns are opportunists. They eat drifting salmon eggs, dislodged nymphs, and small baitfish pushed around by the commotion. The same pools that hold kings today can hold browns tomorrow, especially after a flow bump moves fresh fish upstream.

Where to find them in October

Start low in the system and work upstream as the run builds. Focus on:

  • Tailouts and gravel seams just below active salmon redds
  • Deeper slots where browns rest out of the main current
  • Current breaks behind boulders, log jams, and bridge pilings
  • Creek mouths and harbor edges at dawn and dusk

Tributaries with supplemental water releases tend to hold fish longer when natural flows drop. Larger streams usually give you more room to spread out, but do not ignore the smaller creeks if they get a fresh shot of rain.

Eggs: the real thing

Real eggs are the confidence bait when kings are actively spawning. Cured skein or tied egg sacs in peach, orange, or natural salmon shades drifted under a float catch the most fish around fresh redds. Keep sacs small, change them when they turn pale or lose scent, and fish them slightly longer than you think. The best drifts pass through the bottom third of the water column, ticking gravel now and then without dragging.

Hook size matters. A size 10 to 14 egg hook buried just inside the sac gives a clean hookset without tearing the bait. In cold water, a little extra cure or a drop of egg scent can turn lookers into biters. If the bite gets finicky, downsize the sac and lighten the shot.

Beads: the clean fake egg

Trout beads give you a durable egg imitation that stays on the hook and does not turn to mush after one fish. Peg a 6 mm to 10 mm bead a couple inches above a sharp hook so the brown sucks the bead and gets hooked in the corner of the mouth. In clear water, natural peach, light orange, or translucent beads often beat bright colors. In stained water, chartreuse, hot pink, or flame orange show up better.

Beads shine on pressured water where fish have seen a lot of natural eggs. They are easy to swap, do not require refrigeration, and let you fine tune color and size fast. Carry a few pegs or a small rubber toothpick-style peg so you can adjust bead position without retying.

Jigs: when they want meat

When browns want something with motion, a small marabou or hair jig is tough to beat. Use 1/16 to 1/8 ounce in white, black, brown, or pink. Drift it under a float through the same seams, or cast and twitch it through tailouts. Jigs shine on days when the egg bite slows, when baitfish are getting pushed around, or when you need to cover water faster than a dead-drifted egg.

A short lift followed by a slow drop often triggers a following brown. If the fish are short striking, trim the jig skirt or switch to a smaller head. A small soft plastic trailer can add bulk without much weight, but keep it subtle. Browns behind the salmon run are feeding, but they can still get picky in clear, low water.

Rigging and presentation

Start with a sensitive float and a fluorocarbon leader in 6 to 8 pound test. Set your depth so the bait rides just above the bottom. Use just enough split shot to slow the drift, not stop it. A natural dead drift is usually best, but a tiny lift every few seconds can trigger a fish that is following without committing.

Light line gets more bites, but make sure your drag is smooth. Browns in current use the current against you, and a long rod with a soft tip helps protect light tippet. If you are not losing the occasional shot or getting hung up now and then, you are probably not deep enough.

Reading the water behind the run

Fresh fish move in after rain or flow bumps, so watch the gauges and be ready to move. Hit the water early before the sun puts fish down into deeper cover. If the creek is low and clear, switch to beads or small jigs and lengthen your leader. If it is stained and rolling, eggs and brighter beads get the nod.

Watch for king salmon activity. Browns often hold in the next pool downstream, where eggs and nymphs wash out of the redds. If you see salmon digging, fish below them. If the salmon are stale and dark, the browns may have already moved past them into fresher water.

A nymph option for fly anglers

Fly anglers can run the same program with heavy nymphs. A double bead stonefly or Twenty Incher nymph rides low like an insect dislodged from the gravel alongside naturally drifting eggs. The Double Bead Twenty Incher is a good all-around choice for deep, heavy water. The Double Bead Peacock Stonefly with amber biot legs is a better match when the water is clear and the fish are keyed on natural insects. Use enough split shot or a sinking leader to keep the fly in the bottom third and mend upstream for a drag-free drift.

Before you head out, check current flows and regulations, then build a small rotation instead of carrying the whole tackle room. Start with the Double Bead Twenty Incher for deep runs or the Double Bead Peacock Stonefly for clear, pressured water.

Stop in and stock up

Shop the two verified nymph options above or stop into Shorette's Bait & Tackle before your next tributary trip. We will help you build a simple, honest setup for the water you plan to fish.