Flags, Morse, sound signals, lights, buoys, the Beaufort scale, VHF channels and local rules. Short, in plain words, drawn the way you see them on the water.
The 26 code flags A to Z and what each means at sea.
Open →Every letter as a word on the radio and as dots and dashes. Figures and SOS.
Open →Sound signals, lights by night and day shapes, from the COLREGs.
Open →Lateral, cardinal and other marks, IALA A and B, and light rhythms.
Open →Wind force 0 to 12 in knots, km/h and mph, with the sea it raises.
Open →The channels at sea and inland, by country: 16, 70, 10 and the rest.
Open →Speed, lifejackets and licences in the Netherlands, the Mediterranean, New Zealand, Australia and Florida.
Open →Every table on these pages is in Steady As on your Apple Watch and iPhone. For Dutch inland waters the iPhone app adds the full BPR, for Queensland the Marine Safety Regulation.
Summaries of public standards (ITU, IMO, IALA, WMO) and national rules in our own words, not the official texts.
On your wrist and phone, for every boat.
Soon on theApp Store