504 – 23 Parks Vic – Sandringham – Sandringham Yacht Club Special Mark Buoy Reinstated 6 December 2023
418(T) – Parks Vic 23 – Sandringham – Sandringham Yacht Club Special Mark Buoy Missing 16 October 2023
274(T) – 22 Parks Vic – Sandringham – Temporary Lit Starboard Lateral Buoy – Temporarily removed 11 August 2022