This database is built to show the mercury distribution in various environments and related products in Japan. The information of sampling media, mercury type, sampling region, and sampling time are contained. In this database, you can search and browse by categories, and also enjoy on-demand mercury maps in Japan.

Sampling Media
Mercury Type
Sampling Region
Sampling Time

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Search Results

Sample Media Mercury Type Principal agent Reference Number Institute Reference Year Sampling Region Sampling Area Sample Type Unit Minmum Maximum Average
Aquatic water and products T-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Blue shark (Prionace glauca) mg/kg 0.3 2.5 0.74
Aquatic water and products T-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Akaska pollock (Theragra chalcogramma) mg/kg 0.01 0.32 0.06
Aquatic water and products T-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Pacific cod (Gadus macrocephalus) mg/kg 0.02 0.2 0.09
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Yellowfin tuna (Thunnus albacares) mg/kg 0.04 1.2 0.23
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Pacific bluefin tuna (Thunnus orientalis), (wild) mg/kg 0.26 1.8 0.6
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Pacific bluefin tuna (Thunnus orientalis), (farmed) mg/kg 0.12 1.7 0.42
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Albacore (Thunnus alalunga) mg/kg 0.15 1.1 0.44
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Southern blufin tuna (Thunnus maccoyii), (Wild) mg/kg 0.26 2.9 0.69
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Southern blufin tuna (Thunnus maccoyii), (farmed) mg/kg 0.08 0.43 0.27
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Bigeye tuna (Thunnus obesus) mg/kg 0.16 2 0.55
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Indo-Pacfic blue marlin (Makaira mazara) mg/kg 0.03 1.1 0.25
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Striped marlin (Kajikia audax) mg/kg 0.06 1.2 0.33
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Swordfish (Xiphias gladius) mg/kg 0.04 2.8 1.1
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Skipjack tuna (Katsuwonus pelamis) mg/kg <0.01 0.35 0.13
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Splendid alfonsino (Beryx splendens) mg/kg 0.07 2.2 0.65
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Blue shark (Prionace glauca) mg/kg 0.25 2.2 0.66
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Akaska pollock (Theragra chalcogramma) mg/kg 0.01 0.28 0.05
Aquatic water and products Me-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2007 2008 2009 2010 Others Pacific cod (Gadus macrocephalus) mg/kg 0.02 0.19 0.08
Food T-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2003 2004 2005 2006 2007 2008 2009 Others Rice mg/kg <0.001 0.013 0.003
Food T-Hg The central government R20 MAFF (Ministry of Agriculture, Forestry, and Fisheries) Data Collection of the Survey Results on Hazardous Chemical Substances (2003-2010) 2001 2003 2004 2005 2006 2007 2008 2009 Others Wheat mg/kg <0.001 0.001 0.0006