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Introduction
Invasive fish are non-native species introduced into aquatic ecosystems. These species:
- have high reproductive abilities
- compete with native species for food and resources
- disrupt ecosystems, threatening native plant, fish and insect populations
Invasive fish species disrupt overall biological diversity of ecosystems, and impact recreational fisheries. All species found on this page have been detected in Alberta.
Common invasive fish species





Help stop the spread of invasive fish
Report aquatic invasive species:
- Phone: 1-855-336-2628 (BOAT)
- Online: EDDMapS
Learn more about identifying and preventing invasive fish species:
Spread the word about the threats invasive fish pose:
- Don't Let It Loose campaign
- Poster: Don't Let It Loose (PDF, 9.6 MB)
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