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| Sea lamprey - Photo: John Lyons/Wisconsin DNR. |
Invasive species are a serious threat to Ontario’s biodiversity and can damage native species.
Invasive species destroy habitat, disrupt food webs, and can cause the introduction of parasites and disease.
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What are invasive species? |
What can you do? |
What is Ontario doing? |
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Zebra mussels coating buoy Photo: Dave Britton/US FWS
Invasive species come from other countries or regions and are called "exotic" or "alien" when they move outside their native habitat.
Not all exotic species are harmful. But those that threaten our environment, economy or society by disrupting local ecosystems are known as "invasive species."
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Emerald ash borer and larva Photo: Taylor Scarr/MNR
Most invasive species are introduced by human activities. That’s why each of us has a part to play in preventing and controlling them.
Here’s a list of things you can do to help fight invasive species. |
Dog strangling vine Photo: Greg Bales/MNR
The Government of Ontario and its partners are taking action to prevent, control, and monitor invasive species.
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Learn about:
- How invasive species threaten Ontario’s biodiversity
- Where invasive species come from and how they spread
- How to report sightings of invasive species in Ontario
- What you can do to help stop the spread of invasive species in Ontario
- Fighting invasive species
- Progress on fighting invasive species in Ontario
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Giant hogweed Photo: Karen Rimmer |
Rusty crayfish - Photo: Bev Wigney |
Phragmites - Photo: Janice Gilbert/MNR |
