Boating   Safety    --  Sound Signals           

Passing and Meeting   (Head-on) Situations

Boats Passing --
Port to Port

Boats Passing --
Starboard to
Starboard

Boats Path Meeting --
Head to Head

    Boats Crossing Situation

Boats Overtaking Situation

Inland Rules:
"I want to pass you on your
port side."  2 short blasts
(1 sec.) from blue vessel.

"Proceed" from red
vessel, 2 short blasts (1 sec.)


International Rules:
"I am altering my
course to port"
2 short blasts (1sec.)

Stand-on "Privileged" Vessel (in red) Being Overtaken

Give-way "Burdened" Vessel
(in blue) Overtaking

Inland Rules:
"I want to pass you on your starboard side." 1 short blast (1 sec.) from blue vessel.

"Proceed" from red
vessel, 1 short blast
(1 sec.)


International Rules:
"I am altering my
course to starboard"
1 short blast (1 sec.)