Quick Answer: Why Do Boats Have Blue Lights?

What does a single white light on a boat tell you?

When boating at night, what does a single white light on a boat tell you.

Single white light means that the boat is stopped, probably anchored or with divers in the water.

Boats underway are supposed to have a green light on the starboard side, and a red one on the port side, and a white light on the stern…

Is it illegal to have headlights on a boat?

There is a natural tendency for a boater to want to use a searchlight or spotlight at night, just as one would use headlights on a car. But headlights won’t work on the water. … Secondly, other boats will not be using searchlights (headlights). The only way you’ll have to spot them is by their green, red or white lights.

Spotlights are fine when used as spotlights, but using as a headlight while underway….that’s a special kind of boater.

What side do you pass an oncoming boat?

If another vessel is approaching you from the port — or left — side of your boat, you have the right of way and should maintain your speed and direction. 2. If a vessel is aiming to cross your path and they’re on your starboard — or right — side, they have the right of way.

Can you have blue lights on a boat?

Federal Navigation Rules: (a) Law enforcement vessels may display a flashing blue light when engaged in direct law enforcement or public safety activities. This light must be located so that it does not interfere with the visibility of the vessel’s navigation lights.

What lights do law enforcement boats have?

What type of boat requires navigation lights?masthead light (white) forward,sidelights (red – green) and,sternlight (white).

What lights need to be on a boat at night?

The required lights are: Red and green sidelights visible from a distance of at least two miles away—or if less than 39.4 feet (12 meters) long, at least one mile away—on a dark, clear night. An all-round white light (if vessel is less than 39.4 feet long) or both a masthead light and a sternlight.

What color light goes on the front of a boat?

Sidelights: These red and green lights are called sidelights (also called combination lights) because they are visible to another vessel approaching from the side or head-on. The red light indicates a vessel’s port (left) side; the green indicates a vessel’s starboard (right) side.

What is the white light on a boat called?

A masthead light is a white light at the front of the boat. The masthead light needs to be visible across 225 degrees and from two miles away. A stern light, which is a white light at the rear of the boat.

What does a blue light on a boat mean?

88.11 Law enforcement vessels. (a) Law enforcement vessels may display a flashing blue light when engaged in direct law enforcement or public safety activities. This light must be located so that it does not interfere with the visibility of the vessel’s navigation lights.

When fueling your boat What should you remember to use?

Shut off all fuel valves and extinguish all open flames, such as galley stoves and pilot lights. Close all windows, ports, doors, and other openings to prevent fumes from entering the boat. Remove portable fuel tanks from the boat and fill them on the dock. Make sure that your fire extinguisher is within reach.

What does a white light on a boat mean?

Powerboat A: When only a white light is visible, you may be overtaking another vessel. Give way to either side. Powerboat B: You are being overtaken. Stand on. … Powerboat A: When only red and green lights are visible, you are approaching a sailboat head-on.