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Home > International Association of Lighthouse Authorities

 
International Association of Lighthouse Authorities (or IALA for short) is a non-profit organization founded 1957 to collect and provide nautical expertise and advise. Its office is located in St. Germain-en-laye , France.

The IALA is primarily known for its buoyage or sea mark systems that are used in the pilotage of vessels at sea:

Each type of mark has a distinctive colour, shape and possibly a characteristic light.

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