Dinamika Bahari: Journal of Maritime Dynamic is a periodical journal in the field of maritime and shipping which is owned by the Politeknik Ilmu Pelayaran Semarang, which is published twice a year, in May and October. This journal contains research results, ideas from scientists, educators, researchers, maritime practitioners, observers maritime environment observers, technician and the government to explore the update of science in maritime affairs, with a particular emphasis on the Indonesian context and global perspective. This journal is open to the general public who want to study the research results of lecturers or other writers. The public can also join to become writers (as academics), or become reviewers in accordance with their respective scientific fields required by this journal.