Use of Dive Flag
- The blue and white Alpha flag is usually flown in international waters from a boat.
- Divers down red flag with a diagonal white stripe is typically flown in North American waters.
- Most locations require a flag to be flown when divers are in the water.
Michigan Law regarding Dive Flags:
NATURAL RESOURCES AND ENVIRONMENTAL PROTECTION ACT (EXCERPT)Act 451 of 1994324.80155
- Any person diving or submerging in any of the waters of this state with the aid of a diving suit or other mechanical diving device shall place a buoy or boat in the water at or near the point of submergence. The buoy or boat shall bear a red flag not less than 14 inches by 16 inches with a 3-1/2 inch white stripe running from 1 upper corner to a diagonal lower corner. The flag shall be in place only while actual diving operations are in progress. A vessel shall not be operated within 200 feet of a buoyed diver's flag unless it is involved in tendering the diving operation. A person diving shall stay within a surface area of 100 feet of the diver's flag.
Source: Michigan Compiled Laws Complete
- Divers should use common sense; avoid high boat traffic areas and always display a diver down flag when diving.