Ontario waterbodies carrying a fish advisory
Every waterbody with an advisory recorded, most rows first. The count is advisory rows on file, not a measure of how polluted the water is.
Waterbodies with the most advisory rows
A count of rows recorded, not a ranking of water quality.
Scroll the chart sideways to see all of it.
Source: Ontario — Guide to Eating Ontario Fish: Advisory Database.
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About this record
Which Ontario lakes and rivers carry a fish consumption advisory, for which species, and which contaminant the advisory is recorded against. The guide that publishes the meal advice is linked on every page.
Source: Ontario — Guide to Eating Ontario Fish: Advisory Database — Open Government Licence – Ontario. Data refreshes as published. Every page links the row it came from.
What this site is not. It is a copy of an official record. It is not a judgement about any business, building or person, and it is not advice. If the record is wrong, the source above is where it is corrected.