Learning Flashcards for Navigation Rules Sound Signals Click for next slide Denis E. Vogel m/v Amble © 2003

Directions: Click to move to the next slide, then click a second time to see the correct answer. A third click takes you to the following slide. Speaking the correct answer aloud will aid memory retention. Denis E. Vogel m/v Amble © 2003

Vessels in sight of each other )) One Short Blast I am altering course to STARBOARD

Vessels in sight of each other )) )) Two Short Blasts I am altering course to PORT

Vessels in sight of each other )) )) )) Three Short Blasts I am operating ASTERN PROPULSION

Vessels in sight of each other )) )) )) )) ))…. Five or more Short Blasts WAKE UP SIGNAL. One vessel not complying with rules, warning that actions are not understood.

Vessels in sight of each other in a Narrow Channel or Fairway ))))) ))))) )) Two Long & One Short Blast I intend to overtake on your STARBOARD side

Vessels in sight of each other in a Narrow Channel or Fairway ))))) ))))) )) )) Two Long & Two Short Blasts I intend to overtake on your PORT side

Vessels in sight of each other in a Narrow Channel or Fairway ))))) )) ))))) )) One Long, One Short, One Long, One Short Blast Response to intent to pass meaning YES it is safe to pass

Vessels in sight of each other in a Narrow Channel or Fairway )) )) )) )) ))… Five or more Short Blasts In a passing situation, you feel it is NOT SAFE for the other boat to pass

Vessels approaching a BLIND CORNER, large ship, marina or typhoon shelter entrance. ))))) One Long Blast Signal should be answered with same by approaching vessel in hearing distance

Power vessel making way FOG Sound Signals What is the signal used if you are a…. Long blast every 2 minutes or less Power vessel NOT making way Two long blasts every 2 minutes or less Not under command, restricted or sailing One long & two short every 2 minutes or less Large vessel at anchor Rapid bell for 5 seconds, gong at stern if 100+ m long

End Sound Signals Denis E. Vogel m/v Amble © 2003