Sail Skills - ColRegs Free Guide to ColRegs (the International Regulations for Preventing Collisions at Sea, the IRPCS or Collision Regs).  Guidance covers all aspects with animations, pictures and diagrams.  Aimed at small vessel users but suitable for professional mariners.  Especially recommended for RYA examination candidates.
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back to top ColRegs Home>ColRegs>Signals>Manoeuvring & Warn>Note: Light Signals Vessel signalling an alteration of course to port - time elapsed before sound arrives equates to about 1 mile!  Vessel is well into manoeuvre before sound is heard
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