Lights and Shapes COLREG at Mac App Store analyse

Lights and Shapes is designed for those who are studying RYA exam (or similar grade) and wish to get access to an accurate reference to identify ships at sea. The program is based on the Part C of the International Regulation for Preventing Collisions at Sea (COLREG) Completely in English The program is divided in three parts: - Hundred of test to check your level. -Regulations. A full copy of Part C of the International Regulations for Preventing Collisions at Sea -Lights and Shapes. More than 120 images (bow, stern, port and starboard) of all kind of ships and how to identify them by their lights. -Sounds signals. Now you can see and listen to all sound signals on Part D of COLREG (version2.0 or above)