Rudjer Boskovic Institute
- Centre for Marine Research, Zagreb and Rovinj
- http://www.irb.hr/

Hydrographic Institute of the Republic of Croatia
- nautical charts and maps, cartography, oceanography of the Adriatic Sea, notices to mariners.
- http://www.hhi.hr/

Institute of Oceanography and Fisheries
- Split, Debrovnic
- http://www.izor.hr/eng/intro.html

University of Rijeka
- Department of Maritime Studies
- http://www.pfri.hr/odjel/index.html

Rijeka College of Maritime Studies
- Education and training of seafarers.
- http://www.pfri.hr/vps1.html