you are on the port side of the vessel
When boating at night, a single white light on a vessel tells you that it is anchored.
When boating at night a red and white light on a vessel tells you that you must give way to the other vessel.
fishing at night
another vessel is at anchor
The masthead light is typically white in color. It is displayed at the top of a vessel to indicate the presence of another vessel at night.
The head and starboard side of the vessel is toward you
If you see a single white light directly ahead at night then you are the give way vessel.
A white light is the color of light that must be displayed on a vessel towing at night, I t must be displayed at 8.2 feet higher than the colored sidelights. It should have an all round white light visible for 2 miles.
It depends on its relative bearing and also its proximity.
You are the stand-on vessel but should take precautions in case the other operator doesn't see you.
You are boating at night you see a single white light directly ahead, you should give way by going around the other vessel.
You are looking at the Starboard (right) side of that boat. If it is moving, it is moving to the right.