Control Zones in Manitoba

An Aquatic Invasive Species Control Zone is a watershed area where aquatic invasive species (AIS) already occurs or where it is expected to spread to in the future due to natural water movements. Control zones are established to control the spread of:

• zebra mussels,
• spiny waterflea, and
• black algae.

 

Betula Lake /White Lake /Jessica Lake Control Zone - established to control the spread of black algae.

It includes:

• Betula Lake,
• White Lake,
• Jessica Lake, and
• the portion of the Whiteshell River from Jessica Lake downstream to the bridge crossing at emergency road 31.

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Lake Manitoba /Fairford River / Lake St. Martin Control Zone established to control the spread of zebra mussels.

It includes:

• Lake Manitoba;
• Ebb and Flow Lake;
• the Fairford River from Lake Manitoba to its entry into Lake St. Martin, including the Branching River and Pineimuta Lake;
• Lake St. Martin;
• the portion of Dauphin River from Lake St. Martin to the point at which it is no longer navigable below its confluence with Buffalo Creek.
• the portion of each tributary that flows into the waters set out above from the mouth of the tributary to the point upstream at which the tributary is not navigable, excluding those portions of the Waterhen River upstream of the bridge crossing at Provincial Road 328.

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Red River / Lake Winnipeg /Nelson River Control Zone - established to control the spread of spiny water flea and zebra mussels.

It includes:

• the portion of the Red River from the United States border to its entry into Lake Winnipeg, as well as the Red River Floodway and all associated channels and outlets;
• the portion of the Assiniboine River from immediately below the Portage la Prairie control structure to its confluence with the Red River;
• Lake Winnipeg;
• the portion of the Winnipeg River from Pine Falls generating station to its entry into Lake Winnipeg;
• The portion of the Saskatchewan River from the Grand Rapids generating station to its entry into Lake Winnipeg;
• the Nelson River from Lake Winnipeg to its entry into Hudson Bay, including all lakes, rivers, channels and other water bodies through which the Nelson River passes;
• Kiskitto Lake;
• Kiskittogisu Lake;
• Scatch Lake;
• Goose Hunting Lake;
• Cauchon Lake;
• Prud'homme Lake;
• Archibald Lake;
• Bruneau Lake;
• Bulger Lake;
• Walker Lake;
• Drunken Lake; Hill Lake; and
• the portion of each tributary that enters and flows into the above listed water bodies from the mouth of the tributary to the point upstream at which the tributary is not navigable.

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Saskatchewan River/ Cedar Lake Control Zone – established to prevent the introduction and control the spread of zebra mussels and spiny waterflea.

It consists of:

• the portion of the Saskatchewan River from the Saskatchewan border to the Grand Rapids generating station;
• all the lakes, river and channels and other water bodies through which that portion of the Saskatchewan River passes;
• Cedar Lake;
• South Moose Lake;
• North Moose Lake;
• East Moose Lake;
• Red Earth Lake;
• Driftwood Lake;
• Traders Lake; and
• the portion of each tributary that enters and flows into any of these water bodies from the mouth up to the point upstream at which the tributary is not navigable.

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Shoal Lake Control Zone (located in south-eastern Manitoba) established to control the spread of spiny waterflea.

It includes:

• any portion of Shoal Lake (which straddles the Ontario border) that is located in Manitoba; and  
• the portion of each tributary that flows into Shoal Lake from the mouth of the tributary to the point upstream at which the tributary is not navigable.

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Lake of the Woods (Buffalo Bay) Control Zone - established to control the spread of spiny waterflea.

It includes the portion of:

• Buffalo Bay in the Lake of the Woods that is located in Manitoba;
• the portion of each tributary that flows into Buffalo Bay from the mouth of the tributary to the point upstream at which the tributary is not navigable.

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Winnipeg River Control Zone - established to control the spread of spiny waterflea.

It includes:

• portions of the Winnipeg River from the Ontario border to the Pine Falls generating station
• all the lakes, river and channels and other water bodies through which the Winnipeg River passes, including:
  • the Lee River
  • Lac du Bonnet; and
  • the Pinawa Channel
• the portion of Bird River from its entry into Lac du Bonnet upstream to the rapids at Bird River Canyon Trail; and
• the portion of each tributary that flows into any of these water bodies from the mouth of the tributary to the point upstream at which the tributary is not navigable.

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