Three Mount Lake Fishing in Thunder Bay District, Ontario

• Overview

  Out in Thunder Bay District, Ontario, sits Three Mount Lake. It lies 272 metres above sea level. About 1.19 sq km, so local knowledge or a boat saves a lot of walking. At about 7.1 km of edge, most people work one arm at a time. Nipigon sits 48 km from here and is the nearest stop. Then Amethyst Harbour, 100 km, and Greenstone, 105 km. No boundary runs near, so the local rules hold throughout.

• Where to Fish on Three Mount Lake

  We hold no depth figure for this one. Weed, then depth: that is the order to fish a water of this kind. Where the bottom changes texture, fish gather; find that line. Survey and observation records for Thunder Bay District include cisco, blackfin cisco, rainbow smelt and bloater. Read it as a county summary, not a water-by-water list. Three Mount Lake repays a walk before the first cast.

• Seasonal Patterns

  Seasonal averages run from -19°C in January up to 16°C in July. Winter runs most of the calendar, and everything worth doing happens in the gap. Break-up comes around early May, and the run that follows is short and strong. On the long-run averages the water opens up around early May and starts locking again about mid November. Spring is short and heavy here; autumn is longer and steadier. That is the shape of the year on Three Mount Lake.

• Tackle & Baits

  Access is not recorded for this water. Records list it as a natural water body rather than an impoundment. Nothing formal is recorded here: no ramp, no car park, no marked path. Keep the gear simple: light line, small hooks, split shot and a couple of proven lures. Local rules can differ across the county line, so check where you stand. Some water is controlled locally without a sign saying so. Emerald Lake, 2.4 km away, makes the obvious fallback. For Three Mount Lake in particular, ask before you travel.