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Where Ontario stocks fish

Ontario stocked lakes map

1,307 waters were stocked across Ontario in 2025 — and here's every stocked water on record (2,123 waters, 42,079,695 fish). Filter by species, or replay the last decade.

Zone 1 1 Zone 2 2 Zone 3 3 Zone 4 4 Zone 5 5 Zone 6 6 Zone 7 7 Zone 8 8 Zone 9 9 Zone 10 10 Zone 11 11 Zone 12 12 Zone 13 13 Zone 14 14 Zone 15 15 Zone 16 16 Zone 17 17 Zone 18 18 Zone 19 19 Zone 20 20
2025

Stocking by year

YearStocking events
20261
2025 (latest)1,307
20241,259
20231,301
20221,230
20211,292
20201,193
20191,289
20181,333
20171,305
20161,246

Most-stocked species

SpeciesStocking events
Brook Trout6,764
Splake2,467
Rainbow Trout1,507
Lake Trout1,434
Brown Trout332
Walleye163
Chinook Salmon32
Aurora Trout25

Source: Ontario Ministry of Natural Resources fish stocking records for recreational purposes.

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