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    Southern OntarioFMZ 19

    Lake St. Clair – Mitchell's Bay

    Lake St. Clair – Mitchell's Bay is an Ontario fishing location near Mitchell's Bay, Southern Ontario, targeted for Muskie, Smallmouth Bass, Largemouth Bass. It sits in FMZ 19 (Lake Erie).

    Marker
    Seasonal availabilityDirections Official FMZ 19 rules

    Fishing Quick Facts

    Location
    Lake St. Clair – Mitchell's Bay
    Waterbody
    Lake St. Clair
    Water type
    Bay
    Nearest town
    Mitchell's Bay
    Fishing Management Zone
    FMZ 19 — Lake Erie
    Latitude
    42.47610
    Longitude
    -82.42560
    Other species
    Yellow Perch
    Shore fishing
    Unknown
    Boat fishing
    Unknown
    Kayak / canoe
    Unknown
    Boat launch
    Unknown
    Ice fishing
    Unknown
    Parking
    Unknown
    Average depth
    11 ft
    Maximum depth
    21 ft
    Official zone regulations
    Ontario MNRF FMZ 19 summary

    About this water

    World-class muskie capital with shallow weed flats and consistent bass numbers.

    FMZ 19 regulations — Lake Erie

    The Canadian waters of Lake Erie — the shallowest and most productive Great Lake — together with Lake St. Clair and the Detroit, St. Clair and Upper Niagara Rivers. It is not the Lake Ontario zone.

    • Walleye: open all year on Erie; S-4/C-2 – 46 cm min (varies by area, check).
    • Yellow perch: open all year; S-50/C-25 (Erie).
    • Muskie (St. Clair): 3rd Sat in June – Dec 15; 137 cm min, S-1/C-0.
    • Smallmouth bass: last Sat in June – Dec 15 on Erie; S-6/C-2.

    Zone check: FMZ 19 set by review — Great Lakes water body: access point on Lake Erie, Lake St. Clair or a connecting channel. Coordinate falls on the land side of the mapped boundary, so the zone is set from the water actually fished. Reviewed 2026-08-12.

    Summary only — always confirm current seasons and limits on the Ontario MNRF FMZ 19 page before your trip.

    Seasonal availability

    Open-season windows for the species found at Lake St. Clair – Mitchell's Bay, taken from the FMZ 19 regulation summary. Green months are within a published open season — they are not a prediction of how well fish will bite.

    Best months to plan a tripany listed species open
    Yellow perchOpen all year
    Muskie (St. Clair)3rd Sat in June – Dec 15
    Smallmouth basslast Sat in June – Dec 15 on Erie

    Summary only, and seasons change annually. Confirm dates on the Ontario MNRF FMZ 19 page before your trip.

    Fishing tips

    • St. Clair muskie sight-fishing shines in the shallow south basin all summer.

    Solunar Calendar— Lake St. Clair – Mitchell's Bay

    🌘

    Waning Crescent

    20% illuminated · Age 25.2d

    Solunar rating82/100

    🌘 Mon, Sep 7

    20% · Rating 82
    major1:26 AM – 3:26 AM
    minor7:56 AM – 8:56 AM
    major1:26 PM – 3:26 PM
    minor7:56 PM – 8:56 PM

    🌘 Tue, Sep 8

    12% · Rating 89
    major2:21 AM – 4:21 AM
    minor8:51 AM – 9:51 AM
    major2:21 PM – 4:21 PM
    minor8:51 PM – 9:51 PM

    🌘 Wed, Sep 9

    6% · Rating 95
    major3:11 AM – 5:11 AM
    minor9:41 AM – 10:41 AM
    major3:11 PM – 5:11 PM
    minor9:41 PM – 10:41 PM

    Major windows (~2 h) cluster around moon transit and antitransit; minor windows (~1 h) around moonrise and moonset. Local approximations — verify against a printed almanac for planning.

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