The final paper "Potentials of further development of the port of Ploče" briefly talks about maritime traffic, and especially about maritime container traffic in Croatia and the world. Containers, containerization and other transhipment technologies are an integral part of any maritime freight transport. There is also talk of transport infrastructure consisting of various facilities, roads and mechanization that simplifies and speeds up the transport service. The history of maritime transport is also mentioned in order to better understand the development of maritime container transport in Croatia and the world. Apart from the port of Ploče, the ports of Rijeka and the port of Split, which are other cargo ports in the Republic of Croatia, are also mentioned. The focus of this work is the port of Ploče, which was built in 1945. to connect the industry of Bosnia and Herzegovina with access to the sea. Over the years, the port of Ploče has developed into one of the largest ports for the transport of bulk and liquid cargo. the traffic of all types of cargo passing through the port of Ploče was analyzed. Further development of the port of Ploče is based on the construction of the traffic corridor V.c. which passes through Bosnia to Herzegovina. Likewise, further construction and development of the terminal, acceleration and simplification of the business process leads to the development of the port and the region itself.