Analysis of Water Masses in the Northern South China Sea and Bashi Channel;

The membership functions of oceanic Subsurface Water Mass with higher salinity and Intermediate Water Mass with lower salinity on both sides of the Bashi Channel were simulated by using the two methods and discussed.

In accordance with some experiences of sailing in the Torres Straitduring deferent seasons, tides and day or night on boardthe20,000tonnageship,thispaperintroduces thenavigationmethodsofself-pilot inthe straitness,theVTSreportsystemand the points of attention in when gos through the Strait.

Analysis of maritime casualties through the Bosporus;