SUCBAS is a cornerstone for sea surveillance, information exchange and co-operation within the Baltic Sea area and its approaches. The aim of the co-operation is to enhance Maritime Situational Awareness benefiting maritime safety, security, environmental and law enforcement activities in the region by sharing relevant maritime data, information and knowledge between the participants. The SUCBAS cooperation comprises Finland, Sweden, Denmark, Germany, Estonia, Latvia, Lithuania, Poland and United Kingdom. The initiative is led by the navies of these countries. In recognition of the fact that responsibility for of maritime surveillance, maritime safety, maritime security, the maritime environment and maritime law enforcement are implemented differently in each country, SUCBAS information is shared among national governmental institutions with a maritime responsibility regardless if civil or military, at their discretion.