You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must().
The ship should reduce speed in the thick fog because of().
You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must().
()is a type of fog occurring close to the sea surface when the air is dry and cold-probably at least 9℃ below the sea surface temperature.
The spray of water in low-velocity fog will have().
What is the use of the books of Admiralty List of Lights and Fog Signals? Their use is to ().
If your vessel is underway in fog and you hear one prolonged and three short blasts,this is a ().
In dense fog a vessel without operational radar may not be justified()at all but should anchor if it is safe and practicable for her to do so.
The fog is lifted,so()the radar.
Uncharted lights,fog signals and radar beacon transmissions may be()near the station.