Dull, settled light over the water, with a consistent blow out of the S with a settled glass. Most of the action on Lac des Roches should come off the shaded margin through bright spells. The numbers single out the night. Work fewer spots, but work them properly. The pre-winter feed makes autumn days generous.
The bites are poor now
Night
Lac des Roches lies in Mauricie, Quebec. It sits in spruce and muskeg country. At about 32 hectares, a day is enough to walk the shoreline properly. Métabetchouan is the closest town at 44 km. It is 92 km to Saguenay, the nearest city. Also worth knowing: Lac De Lamarre within 1.6 km, Lac de la Belle Montagne about 2.2 km, Lac du Cable within 2.6 km, Petit lac De Lamarre about 3.5 km and Lac Bolduc within 3.5 km. There is no boundary nearby to worry about.
No published figure covers depth, so learn it as you fish. Read the surface for the wind lane, then fish the edge of it. Where the bottom changes texture, fish gather; find that line. Open biodiversity records for Mauricie list northern pike, brook trout, walleye and yellow perch. Species recorded across the county may be limited to a few waters. On Lac des Roches the quiet end is the one worth the extra effort.
Typical July readings run about 17°C; by January the average is down near -16°C. Water stays cold even at the height of the year. Ice-out usually falls in early May, and the weeks after it fish hardest. Going by climate averages, expect open water from about early May until roughly mid November. Reckon on open water from spring through to late autumn, with May and June the strongest. Lac des Roches runs to that rhythm year in and year out.
Public data does not answer the access question here. There is no mapped parking or launch close by, which usually means walking in. For the bass here, soft plastics worked slow along cover and a spinnerbait for searching do most of the work. Local rules can differ across the county line, so check where you stand. Access can change hands, so last year's answer may not hold. Lac De Lamarre sits 1.6 km off and takes the overflow. None of that is settled for Lac des Roches in what we hold.
34%
The bites are poor now
| 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 4.3 | 6.7 | 7.2 | 6.8 | 8.1 | 8.7 | 11.7 | 12.5 | 16.5 | 19.8 | 20.9 | 22.4 | 20.8 | 21 | 20.1 | 18.6 | 17 | 15.8 | 15.1 | 13.7 | 13.9 | 12.9 | 15.9 | 14.2 |
| 1° | 1° | 1° | 1° | 1° | 2° | 2° | 3° | 4° | 4° | 5° | 5° | 6° | 7° | 7° | 7° | 7° | 8° | 8° | 7° | 7° | 7° | 7° | 7° |
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
| 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| 80 | 79 | 84 | 85 | 85 | 85 | 90 | 87 | 86 | 86 | 87 | 86 | 85 | 84 | 85 | 84 | 84 | 85 | 86 | 85 | 86 | 88 | 89 | 92 |
Sam
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