Led by divers Don MacNeish and Howard Wood, the project sought to restore the seabed, which had been devastated by bottom trawling and dredging.
The square mile 'no take zone', which is surrounded by a protected marine area, has since undergone a natural restoration.
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Lobster populations have quadrupled while the number of king scallops has increased six fold, though full recovery could take up to two centuries.
The Lamlash Bay project has been featured in a new film by Mr Attenborough, Ocean, which was released to coincide with the UN Oceans Conference.
One of the