Lights and Shapes COLREG for Android

Learn in an easy way everything related to navigation lights. Get an effective and intensive program to prepare for RYA or similar exams. Hundred of images and test to learn vessel lights.

Lights and Shapes is designed for those who are studying RYA

exam (or similar) 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 four parts:

-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

-Test. Hundreds of test to check your ship recognition level.