Erosion Residents demand answers on rock wall impacts Fears grow rapid erosion will soon inundate foreshore properties in Silverleaves. by . Published July 11, 2023 Link copied! Copy failed! King tides have battered the island’s coastline over the weekend. High winds coupled with king tides have seen further sections of the Silverleaves foreshore damaged, with several large banksia trees toppling over. Updated September 04, 2025 11:01 pm | 2 months ago Link copied! Copy failed!