Lake Michigan salmon fishery carries strong 2024 momentum into August

What's biting

What's next

With no fresh buoy or gauge data for this stretch of Lake Michigan this cycle, the outlook here leans on typical seasonal progression rather than a week-over-week trend read.

Mid-to-late August is usually peak deep-water trolling season for Chinook and coho salmon off Door County and Sheboygan, as fish hold in cooler water below the thermocline during the day while anglers work spoons, flies, and meat rigs at depth. If that pattern holds into September, expect salmon to gradually stage closer to river mouths and harbor approaches as water temperatures begin their fall slide, a shift worth planning trips around for anglers who prefer casting or shallower presentations over deep trolling.

Smallmouth bass around Green Bay's rock and reef structure should stay active into early fall. WI DNR has been gathering public input on smallmouth management in Green Bay and northern Lake Michigan; that's a longer-term regulatory conversation rather than anything that changes this week's bite, but it's worth knowing management decisions could affect harvest rules on this fishery going forward.

Whitefish are also in a review period. WI DNR has been holding public meetings on a proposed new total allowable catch for lake whitefish in Lake Michigan and Green Bay for the 2026 season, and anglers targeting whitefish should check current regs before harvesting since limits could shift as that process concludes.

Without buoy telemetry this cycle, we can't call a specific water-temperature trend or wind window for the coming days. The practical move for anyone planning a Door County or Sheboygan trip this week is to check a current marine forecast and local water-temperature readings before heading out, and lean on typical August deep-trolling depths for salmon until fresher on-the-water reports come through. If a stretch of calm, stable weather sets up, trolling programs tend to get more consistent, since salmon usually hold tighter to structure and depth bands when conditions aren't churning the water column.

Context

There isn't a direct week-by-week comparison available from this pull, since the WI DNR Lake Michigan Fishing Report content that came through skews toward news releases and season-in-review pieces rather than a real-time conditions log. That's worth being upfront about rather than papering over.

The most useful comparative data point is DNR's write-up on the 2024 season: a record coho salmon harvest of more than 210,000 fish and the largest Chinook harvest since 2012, both credited to stronger survival among stocked salmon following an uptick in alewife (forage) populations in recent year classes, per the WI DNR Lake Michigan Fishing Report. That's a genuinely strong baseline for the fishery relative to tougher salmon years earlier in the 2010s and 2020s, when forage crashes suppressed both stocking success and angler catch rates.

On the management side, the fishery is mid-conversation on two fronts that could shape future seasons rather than this one: a proposed new total allowable catch for lake whitefish in Lake Michigan and Green Bay, and ongoing public input on smallmouth bass management in Green Bay and northern Lake Michigan. Neither changes what's biting today, but both signal DNR is actively managing stock levels rather than fishing them on autopilot.

Net pen rearing for salmon has also been part of recent DNR public discussion, tied to the stocking programs behind the strong harvest numbers above. Anglers fishing Door County and Sheboygan this season are fishing into a fishery coming off one of its stronger recent salmon years, even without a fresh weekly bite report to confirm exactly how this particular week is trending.