reSeArCH Letter
extended data table 2 | Mehg in Gulf of Maine fish and shellfish
MeHg concentrations (ng g−^1 ; mean ± s.d.) measured in Gulf of Maine fish and shellfish between 2000 and 2002^19.
*Trophic level (TL) was estimated previously^19 as TL = 1 + (δ^15 N + 0.03)/3.4.