RT null T1 Standard Operational Procedures for the Monitoring of Mercury and Methylmercury in Fish and Shellfish A2 Blanchemanche, S. A2 Tressou, J. K1 mercury YR 2015 FD 2015 LK https://wedocs.unep.org/handle/20.500.11822/26560 UL https://wedocs.unep.org/handle/20.500.11822/26560 NO The Standard Operational Procedures is specifically focused on a monitoring plan to estimate the reduction of mercury and methylmercury level in fish and shellfish and to identify potentially highly-exposed population groups. It is assumed that the monitoring will be able to detect a 10% change of mercury concentration in fish over a 15-year period. DS UN Environment Document Repository RD Sep 17, 2026