Can you eat Lake Superior fish?

Contaminant levels in fish due to Chemicals of Mutual Concern (CMCs) has become a growing concern amongst consumers within the Lakehead Watershed. Lake Superior fish are a still nutritious food source and may safely be consumed by following the Guide to Eating Ontario Fish.



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Lake Superior's forested watershed and coastal wetlands help maintain water quality and a healthy aquatic ecosystem. Based on the assessments of the nine State of the Great Lakes indicators, the overall status of the Lake Superior basin ecosystem is Good and the trend is Unchanging.

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Sea lampreys are the Great Lakes' biggest predators. They attach to valuable fish and feed on their victims blood and body fluids.

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Yes, Lake Superior is safe for swimming.

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Lake Erie is the fourth-largest lake in North America (by surface area) and the eleventh-largest worldwide. It is the Great Lakes' southernmost, shallowest, and smallest by volume. By the 1960s, Lake Erie had become the most polluted of the Great Lakes, owing to the substantial industrial presence along its coasts.

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Lake Superior is the largest freshwater lake in the world by surface area and the third-largest by volume, holding 10% of the world's surface fresh water.

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