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Duncan Lake fishing regulations

Duncan Lake is a lake in Region 4 (Kootenay), management unit 4-27. Here is what the 2025–2027 synopsis says about it, and the regional rules that apply on top.

Rules for Duncan Lake

Tributaries of Duncan Lake

• Bull trout catch and release (includes Upper Duncan River and tributaries)

Synopsis page 36.

Region 4 quotas

Unless the rules above set a different quota for Duncan Lake:

• Region 4 daily quotas: Trout/char: 5, but not more than 1 rainbow trout or cutthroat trout over 50 cm, 2 from streams, 1 bull trout (Dolly Varden) of any size.
• Bass: 0 quota, closed to fishing. Crayfish: 25. Kokanee: 15 (none from streams), no more than 5 over 30 cm. Northern pike, walleye, yellow perch: 0 quota, closed to fishing (see tables for exceptions). White sturgeon: closed to fishing (no exceptions). Whitefish: 15 (all species combined).

Know your fish

The rules here name these fish. Not sure what you caught?

From the BC Freshwater Fishing Regulations Synopsis 2025-2027, data of October 29, 2026. Province-wide rules (licences, one line, barbless hooks in streams, bait rules) also apply. This page is a guide; the official regulations govern.

More waters in the Kootenay

Kootenay Lake · Kootenay River · Columbia River · Upper Arrow Lake · Lower Arrow Lake · Elk River · St. Mary River · St. Mary Lake