Buoys and markers - what they mean ("traffic signals" on the water)

Keep Out! BOATS KEEP OUT!
Marks waterfalls, swim areas, rapids and other restricted areas.
Danger! Danger!
Warns of rocks, reefs, dams, snags or other hazards.
Control CAUTION!
Controlled area as indicated by no fishing, no swimming, ski only and other controls.
Information INFORMATION!
Tells of places, distances, food, supplies and other non-regulatory messages.
Moor Buoy MOORING BUOY
For permanent placement to moor or anchor watercraft.

Channel Signs

DIVERS SIGNAL FLAGS

Diver Down DIVER DOWN FLAG
Do not approach, divers are below. Stay at least 200 feet away from diving operations. This flag may be flown vessel or float.
Alpha Flag ALPHA FLAG
Vessel has personnel and/or equipment in waterand is unable to maneuver. Do not approach; maintain a safe distance of at least 100 feet around vessel. Watch for divers.

Vessels displaying these signal flags could be moored, anchored, drifting, or slowing towing divers.

DO NOT APPROACH. STAY A SAFE DISTANCE AWAY.

Divers: use common sense; avoid high boat traffic areas and always display a diver down flag when diving