Raymarine Ray230 Emergency Calling, Due to congestion on channel, Caused by frequent hailing

5-4 Appendix

Emergency Calling

Channel 16

If:

•Your ship is sinking, or on fire

•Someone has been lost overboard

•There exists grave and imminent danger

Use this distress procedure:

•Select Channel 16

•Say "Mayday, Mayday, Mayday."

•Give call sign and boat name

•Give location of boat

•Describe emergency

•If no answer, repeat; then try another channel

Caution

Every ship at sea is to obliged to give absolute priority to radio communications relating to ships in distress - it is vital that false distress calls or messages not be broadcast.

Channel 16, 9, and Working Channel

If	- you wish to establish
	communications with
	another station
And	- you know which working
	channel the station is
	monitoring
Then	- initiate the call directly on
	that working channel
If	- you wish to establish
	communications with
	another station
And	- you do not know what
	working channel the
	station may be monitoring
Then	- initiate the call on channel
	16. After contact is made
	switch to a working
	channel.
Note:	Due to congestion on channel
	16 caused by frequent hailing
	of other vessels, the FCC has
	approved channel 9 as a second
	hailing channel.

Avoid excessive calling and radio checks

Always monitor before transmitting Never interrupt emergency communications