Before revision: The colors that are used, are conform to the IALA Maritime Bouyage system that is designed by the International Association of Lighthouse Authorities: white - this sector is in the middle of the safe channel red - indicates the port edge of the channel for vessels approaching the light source green - indicates the starboard edge of the channel for vessels approaching the light source.
After revision: The colors that are used, are conform to the IALA Maritime Buoyage system that is designed by the International Association of Lighthouse Authorities: white - this sector is in the middle of the safe channel red - indicates the port edge of the channel for vessels approaching the light source green - indicates the starboard edge of the channel for vessels approaching the light source.