CURRENTS The currents are of monsoonal origin and flow predominantly parallel to the coast. NW in December and January and SE for the rest of the year. Rates of upto about 1,5kn may be met during the SW Monsoon and upto about 1kn at other times, for further information see Sailing Directions. OMISSION OF CERTAIN NAVIGATIONAL AIDS AND WRECKS Certain lights, buoys, beacons, rocks and wrecks have been omitted from this chart; for details of these, the larger scale charts and the List of Lights should be consulted.