91.   Small submarines would also enhance security of sea lanes, narrow waterways and approaches to ports, it added.

92.   The narrowed sea lane would obstruct ships headed for ports in the southernmost Johor state.

93.   The most common way used by smugglers is to unload rice from cargo carriers at the international sea lane to small freighters, he added.

94.   The Lithuanian-registered Seda sent out a May-day alert in the approaches to Lerwick harbour in sea lanes known as the North Roads.