Spatial and temporal distribution of heavy metal concentrations in mussels (Mytilus edulis) from the Baie des Chaleurs, New Brunswick, Canada

► Ecosystemic approach allows a better comprehensive picture of the concentration distribution. ►Cadmium concentrations in mussel in the Baie des Chaleurs (Canada) are higher than other regions. ►High concentrations of Cd, Zn and Pb are found in mussels from the Belledune industrial region.