Rain on and off through the day, with a whisper of wind from the SSW and steady pressure. Activity on Lac Saint-Arnaud should centre on any hard bottom among the soft. Save your energy for the morning. Stay mobile and follow the activity. Autumn fish are feeding up and less fussy than in summer.
The bites are poor now
Night
Morning
Lac Saint-Arnaud is one of the Mauricie waters in Quebec. The water sits 419 metres up. At 1.70 sq km this is proper open water rather than a pond. You are looking at roughly 14 km of shoreline, with plenty of water between access points. Few waters listed in Mauricie are bigger. The town to know is La Tuque, 58 km out. Weymontachie follows at 61 km, then Manawan at 66 km. There is no boundary nearby to worry about.
No depth figure has reached our records, which makes a plummet useful. Still water like this holds fish on the edges rather than out in the open. Weed, then depth: that is the order to fish a water of this kind. Open biodiversity records for Mauricie list northern pike, brook trout and walleye. County data is a starting point rather than a guarantee. On Lac Saint-Arnaud the obvious spot is not always the productive one.
The range across the year is -16°C to 17°C. Little of the calendar is open water, so timing counts for everything. Count on hard cover from midwinter, and open water from early May. Ice clears near early May and comes back about mid November in a typical year. The strongest runs come at either end of the open season. Time your trip to Lac Saint-Arnaud by conditions rather than dates.
Access is not recorded for this water. Records list it as a natural water body rather than an impoundment. Mapping shows an empty shoreline: no ramp, no jetty, no marked entry. A small crankbait along the drop and a worm in the thick stuff cover the bass. Rules differ from one water to the next round here. Fishing rules and camping rules are set separately here. Lac Eggs, 0.7 km away, makes the obvious fallback. Confirm access to Lac Saint-Arnaud locally before you travel.
34%
The bites are poor now
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| 5.5 | 5.8 | 7.1 | 6 | 7.4 | 9.4 | 11.6 | 12.1 | 13.6 | 15.3 | 15.5 | 16.1 | 13 | 16.7 | 13.7 | 14.2 | 12.9 | 12.7 | 12.4 | 9.3 | 7.8 | 9 | 7.7 | 7.8 |
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| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
| 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 101 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| 78 | 79 | 79 | 80 | 81 | 88 | 86 | 86 | 87 | 89 | 89 | 88 | 88 | 86 | 87 | 85 | 85 | 86 | 87 | 88 | 90 | 92 | 92 | 93 |
Sam
AI Fishing Assistant for Lac Saint-Arnaud
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