Day Shapes

Find the meaning of nautical day shapes. IRPCS / COLREGS

Before selecting each day shape decide in your head or on paper the meaning of the shape on a vessel.

Day Shapes

Nautical day shapes are a large part of the sailing and nautical world. 

Learn what each shape means by flipping each shape to reveal it's nautical meaning. 

Works well on mobile devices too. 

Now try Night lights!

Find the meaning of lights on ships at night.

IRPCS / COLREGS

Night Lights

Lights at night are a large part of the sailing world. 

Learn what each flag means by flipping each light sequence to understand what they mean. 

Works well on mobile devices too. 

View All Yacht Sail Training Training Pages

IRPCS / COLREGS

Learn nautical meanings. 

Handy learning area for all RYA Students training to become yacht skippers.

Learn To Sail YST Training Pages

Choose the skills you want to brush up on for your next RYA sail training courses. 

Online or Practical

Useful for all levels of sailors

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