This is the most important and basic category of the sea museum. It is divided in subcategories related to type and size of particular vessel. Here are presented data related to historical and traditional vessels. Here are elaborated traditional vessels that exist today such small boats: guc, pasara, leut, batana or larger such as bracera and trabacul and historical ship of which some were restored. The larger number of the described vessels belong to the category of boats, sailboats, passenger sailboats, passenger ships, historical passenger ships etc. Vessels are elaborated due to their content, equipment, type, registration in the official registry of the vessels of the Republic of Croatia or the Republic of Slovenia, history of the vessel and ownership, the way of registration and present state.