A New Geographical Information System, CAS DENIZ, has been established by TN-ONHO in order to give the mariners easier access to the Navigational Warnings, Inoperative ATON's and Chart Catalogues. Using CAS DENIZ you can plot points, lines and areas on chart for planning purposes and download them to your computer.
Turkish Cartographer Piri Reis' World Map...
08 June World Oceans Day "Keep plastics away from ocean, save our future and health."
New Geographic Information System Navy is on air.
21 June is WORLD HYDROGRAPHY DAY. Click for more information.
You can fill in the Customer Satisfaction Survey Form and send to us.
ANNUAL NOTICES TO MARINERS 2018
Have You Seen Our Leisure Charts?
Electronic Navigation Chart (ENC) Distribution
Weekly Notices to Mariners Bulletin are both in Turkish and English now.