"Average concentration of mercury in blood in people living in Canada, by sex at birth, Cycle 1 (2007 to 2009) to Cycle 7 (2023 to 2024)",, ,, Survey period,Female (micrograms per litre),Male (micrograms per litre) "Cycle 1 (2007 to 2009)",0.7,0.68 "Cycle 2 (2009 to 2011)",0.67,0.72 "Cycle 3 (2012 to 2013)",0.82,0.76 "Cycle 4 (2014 to 2015)",n/c,n/c "Cycle 5 (2016 to 2017)",0.61,0.59 "Cycle 6 (2018 to 2019)",0.71,0.72 "Cycle 7 (2023 to 2024)",0.45,0.44 ,, "Note: n/c = not calculated. Average refers to geometric mean. For Cycle 4, geometric means could not be calculated as more than 40% of samples were below the limit of detection. Mercury is shown as total mercury (organic and inorganic). ",, Source: Health Canada (2026b) Canadian Biomonitoring Dashboard (https://health-infobase.canada.ca/biomonitoring/).,, Available on the Environmental indicators website (www.canada.ca/environmental-indicators).,,