What is the floater flag?

The primary purpose of a dive float and dive flag is to alert boat traffic to the presence of divers below and warn them to keep clear. For safety, a dive flag must be flown when diving in most inland waterways and offshore sites.

What does the floater flag look like?

Divers Flag: A rectangular red flag with a white diagonal stripe is attached to a vessel, float, or buoy. Alfa Flag: A blue-and-white International Code Flag A (or Alfa flag), at least 3.3 feet (one meter) high and visible from all directions, must be displayed on vessels on federally controlled waters.

What do the different flags mean on a boat?

Three-Flag Signals - Points of the Compass, Standard-Times, Verbs, Punctuation, Code and Decode Signals. Four-Flag Signals - Geographic, Names of Ships, and Bearings. Five-Flag Signals - To Relate Position and Time. Six-Flag Signals - Indicate West, East, South, or North in Longitude or Latitude Signals.

Why do divers use a flag?

What Is the Purpose of Flying a Dive Flag? Dive flags are used to alert boats and other watercraft that divers are in the area, possibly near the surface. Flying a dive flag should prevent accidental collisions between watercraft and ascending scuba divers.

How does a dive flag work?

Description. A dive flag indicates that scuba divers are nearby. In some areas, flying a dive flag while scuba diving is required by law, but in general it's a good idea for safety reasons. Dive boats fly a flag to let other vessels know that divers are below.

Floating Flags - Carlos Marques

What are the 2 types of diver down flags?

There are two types of diver down flags used both nationally and internationally: the diver down flag and the alpha flag. The most commonly used of the two is the diver down flag, which is a red flag with a white diagonal stripe.

How far can you be from the dive flag?

Stay within 300 feet (90 meters) of the diver down flag or buoy in open water and 100 feet (30 meters) when diving in rivers, inlets or navigation channels. Aim to surface within 150 feet (45 meters) of the dive flag.

What does the blue-and-white dive flag mean?

Alfa Flag: A blue-and-white International Code Flag A (or Alfa flag), at least 3.3 feet (one meter) high and visible from all directions, is required and must be displayed on vessels whenever these vessels are restricted in their ability to maneuver by the diving operation.

What does a blue-and-white flag mean on a boat?

A blue-and-white International Code Flag A (or Alpha flag) must be displayed on boats involved in a diving activity.

What is a Charlie flag?

The code flag C "Charlie" means 'YES (confirmation). ' International Marine Signal Flags are international signals used by ships at sea. They can be used to spellout short messages, or more commonly, used individually.

What does a black flag mean on a boat?

The black flag is a racing flag used to signal a driver's disqualification. In sail racing, when the black flag is displayed with the preparatory signal, a boat that is over the starting line in the minute before the starting signal is immediately disqualified without a hearing.

What does a black flag mean in sailing?

BLACK FLAG: This flag is all black. It means that any boat on the course side of the start line within a minute prior to the start is disqualified. Y: Diagonal red and yellow stripes. This flag means that all competitors are required to wear personal buoyancy.

How do you read a boat flag?

How long after 2 dives can I fly?

Waiting the correct amount of time before flying will reduce the nitrogen in your blood. As a general rule it is recommended to wait 24 hours before flying after doing any type of diving. This rule covers all types of dives and adds extra time as a safeguard for peace of mind.

What does a red flag mean on a boat?

Down. The red flag with white diagonal stripe, while not international, is commonly used to indicate a diver in the water. Many states now require this flag. It is usually exhibited on a float to mark the diver's approximate location whereas the "A" flag should be used on the vessel.

What does orange flag on boat mean?

State law requires that boats towing person(s) on water skis or similar devices carry and use an orange or red skier-down flag, at least 12 × 12 inches in size, whenever the towed person(s) or associated equipment is down in the water.

What does a yellow flag on a boat mean?

Medical Definition of quarantine flag

: a yellow flag hoisted by all ships to request pratique on entering a harbor, by a ship to show that it has contagious or infectious disease aboard, or by a ship that has been quarantined. — called also yellow flag, yellow jack.

What does a black diamond flag mean?

The French ship hails the "English whaler" twice, so the black diamond flag indicates it was a whaler, and does not conceal the nation. As for EIC ships fighting French ships, sure.

What does the Alpha dive flag look like?

In Australia and internationally, the code flag alpha, which is white and blue, is used to signal that the vessel has a diver down and other vessels should keep well clear at slow speed. (In North America it is conventionally red with a white stripe from the upper left corner to the lower right corner.)

What color is a quarantine flag?

noun Nautical. a yellow flag, designating the letter Q in the International Code of Signals: flown by itself to signify that a ship has no disease on board and requests a pratique, or flown with another flag to signify that there is disease on board ship.

What does a red flag with a black square mean?

In US maritime warning flag systems, a red square flag with a black square taking up the middle ninth of the flag is used to indicate a storm warning (the use of two such flags denotes a hurricane force wind warning or a hurricane warning). The same flag as a storm warning is used to indicate a tropical storm warning.

Does every diver need a flag?

Federal law requires that scuba divers or snorkelers on federally controlled waters display the Alfa diver-down flag to mark their diving area.

What do you do when you see a divers flag?

The flag must be displayed whenever someone is diving below the surface. Vessels should stay as far away from a diver-down flag as is reasonable and prudent for the circumstances. The suggested safe distance is 100 yards.

Who invented the dive flag?

In short, the flag was originally invented in the 1950's by a Denzel James Dockery from Michigan, who wanted a flag to keep boats at a safe distance from dive boats. He used a combination of the Navy's red 'Bravo flag' that was used to connote danger, and sewed a horizontal white stripe across it.