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
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Kanto The Fuji Bay Seawater μg/L 0.0023 0.0032 0.0026
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Others Open sea Seawater μg/L 0.00015 0.0012 0.00031
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Hokkaido The Uchiura Bay Marine sediment μg/g 0.16 0.17 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Tohoku The Sendai Bay Marine sediment μg/g 0.013 0.19 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Kanto The Tokyo Bay Marine sediment μg/g 0.028 0.59 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Chubu The Suruga Bay Marine sediment μg/g 0.034 0.12 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Chubu The Ise Bay Marine sediment μg/g 0.0034 0.22 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Kansai The Osaka Bay Marine sediment μg/g 0.13 0.35 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Honshu The Kii Strait Marine sediment μg/g 0.14 0.16 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Honshu, Kyushu, Shikoku The Seto Inland Sea Marine sediment μg/g ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Kyushu The Hibiki Sea Marine sediment μg/g 0.028 0.13 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Kyushu, Shikoku The Bungo Strait Marine sediment μg/g 0.0023 0.013 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Kyushu The Kagoshima Bay Marine sediment μg/g 0.053 0.089 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Chubu The Wakasa Bay Marine sediment μg/g �, �, ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Kanto The Fuji Bay Marine sediment μg/g 0.041 0.18 ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2014 Others Open sea Marine sediment μg/g ND
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2013 Hokkaido The Uchiura Bay Seawater μg/L 0.00067 0.0009 0.00075
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2013 Tohoku The Sendai Bay Seawater μg/L 0.00043 0.001 0.00069
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2013 Kanto The Tokyo Bay Seawater μg/L 0.00033 0.0013 0.0006
Marine T-Hg Hydrographic and Oceanographic Department, Japan Coast Guard R19 Hydrographic and Oceanographic Department, Japan Coast Guard Report of Marine Pollution Surveys 2013 Chubu The Suruga Bay Seawater μg/L 0.00033 0.00047 0.00038