The International Conference Environmental Toxicants in Freshwater and Marine Ecosystems in the Black Sea Basin took place between 8 and 11 September 2020, being organised within the project BSB 27 MONITOX by the International Hellenic University from Kavala, Greece and the University Dunarea de Jos from Galati, Romania. In the context of the current epidemiological situation in the World, caused by COVID-19, the conference took place online, with broadcasts from Greece, Romania and the Republic of Moldova. The Institute of Zoology participated in the online session from 10 September with ...