Black Sea & Danube Coastal Research Association (BDCA) is a non-profit research organisation including universities and research bodies, aimed to provide coordination and support on training, research and engineering activities related to exploration, sustainable development, and environmental protection of Black Sea coast and Lower Danube. BDCA represents the interests of its members before other national and international organisations, concerned with the coastal zone research and development. Members of BDCA are organisations, working in the field of education, research and engineering, such as: University of Architecture, Civil Engineering & Geodesy, Sofia, Bulgaria; DHI Bulgaria ( DHI "Water & Environment"); Coastal Research and Engineering Services CoRES, Varna, Bulgaria; Institute for Ecological Modernisation, Varna Bulgaria, and other.