Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs
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Water section
Fish
A great wealth of fish species
Québec’s rivers offer an abundant variety of ichthyofaunal wildlife.
- Rivers :
- L'Assomption (French)
- Bourlamaque (French)
- Châteauguay (French)
- Chaudière (French)
- Richelieu (French)
- Sainte-Anne (French)
- Saint-Charles (French)
- Saint-François (French)
- Saint-Maurice (French)
- Yamaska (French)
The health of fish communities
Fish communities show us the quality of the aquatic environment in which they live. They incorporate and cumulate the effects of all changes in their habitat.
- Learn more about how the Ministère monitors the status of fish communities (French).
Publications:
-
Classification guide to external anomalies in Québec freshwater fish
(French,
PDF,
4.2 MB) -
Contaminants of emerging concern, toxic substances and state of fish communities in rivers :
-
in southern Québec (French, PDF,
1.6 MB)
New
-
Montérégie and Eastern Townships regions (French, PDF,
1.2 MB)
-
Laurentides and Lanaudière Townships region (French, PDF,
1.2 MB)
-
in southern Québec (French,
- Reports on the ealth of
fish communities:
- Rivière Bourlamaque et ses tributaires (French)
- Rivière Saint-Maurice (French)
- Rivière Yamaska et ses tributaires (French)
- Ruisseau Saint-Georges (French)
Fish consumption and toxic substances
A variety of toxic substances are found in the flesh of fish that inhabit our lakes, due to pollution. These substances include mercury, Polychlorinated Biphenyls (PCBs), dioxins, furans, Polybrominated Diphenyl Ethers (PBDEs), etc.
- Learn more about how the Ministère monitors the toxic contamination of fish flesh (French) and toxins in surface water (French).
Publications :
- Guide to eating Québec freshwater sport fish (French)
- The Lac-Mégantic train accident – Contamination of fish
in the Chaudière river
-
2014
(French,
PDF,
617 KB)
-
2013
(French,
PDF,
80 KB)
-
2014
(French,
- Contamination of fish by toxic substances in lac Lovering and lac Massawipi, 1999 (French)
- Evolution of mercury and PCB concentrations in four species of fish in the St. Lawrence, 1976-1997 (French)
- Sources of PCB contamination in the fish of Lac Magog, 1997-2001 (French)
- Sampling protocol for monitoring toxic substances in freshwater game fish flesh, 2017 (French)
- Data on mercury concentrations in the flesh of Québec fish - 1976 to 1999 (French)
-
Rivière Bourlamaque: fish mortality and water quality on August 8, 2003
(French)
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