This research has been conducted within the framework of the “Archimedes: Funding of research groups in TEI of Piraeus” project, co-funded by the European Union and the Greek Ministry of Education. The aim is to evaluate the levels of sediment contaminati This research has been conducted within the framework of the “Archimedes: Funding of research groups in TEI of Piraeus” project, co-funded by the European Union and the Greek Ministry of Education. The aim is to evaluate the levels of sediment contaminati