The Water Aerodrome Supplement provides tabulated data and graphical information in support of the Canadian VFR charts. It contains an aerodrome/facilities directory of all water aerodromes shown on Canadian VFR charts and lists communications stations data, radio aids and other data supplemental to the VFR charts. The publication, measuring 5 1/16 x 8¼ inches, is revised annually and is available in bilingual format only.