Casquets lighthouses per ton of ship when vessels passed the rocks and in turn he paid Trinity House 50 pounds per year for the right to run the lighthouses. The lighthouses reverted to Trinity House in 1785. They were converted to oil lamps with metal reflectors which were first used on 25 November 1790; and upgraded again with apparatus to rotate a beam of light in 1818. This had a clockwork mechanism which was wound up every hour and a half and gave one flash every 15 seconds. The lighthouses were badly damaged and the lanterns smashed in a severe storm on
Woody Island Lighthouses important in demonstrating the evolution or pattern of Queensland's history. Constructed in 1866, while not forming part of the major lighthouses constructed along the Queensland coast from the late 1860s to 1890, the Woody Island Lighthouses are significant in demonstrating Queensland's history, occupying an integral part in understanding the establishment of maritime navigational aids along the Queensland coast, and reflects the growth and development of Queensland after its separation from New South Wales. The site survives as an important illustration of the early industrial development of Queensland, and of the settlement of the Maryborough/Hervey Bay in particular, and the geographical