The Ukrainian Scientific Centre of Ecology of the Sea (UkrSCES) was founded in January 1992 on the basis of the Odessa Branch State Oceanographic Institute. It is the main institution of the Ministry of Ecology and Natural Resources of Ukraine in the field of marine environmental researches. From 1993 UkrSCES is the International Regional Activity Center for Pollution Monitoring and Assessment (RAC PMA) of the Black Sea Commission. The Ukrainian Scientific Centre of Ecology of the Sea (UkrSCES) has been designated as an IODE Associate Data Unit (ADU) on 15 July 2014. From February 2016, UkrSCES is accredited as the Black Sea OBIS node.