What channel should you first use to send a distress call
156.8MHz (channel 16) International Distress and Calling frequency
Working Frequencies for the USCG
2670 kHz
Coast Guard and non Coast Guard working frequency
157.1 Channel 22A
Channel used to relieve congestion on channel 16
158.45 MHz Channel 9
Channel used for bridge to bridge navigation
159.65 Channel 13
Civilian Aircraft Emergency Frequency
160.5 MHz
Military Aircraft common emergency frequency
243.0 MHz
CMDSS MF/HF International Voice Distress frequencies
4125 kHz, 6215 kHz, 8291 kHz, 12290 kHz, and 16420kHz
Procedure for VHF Channel 16 MAYDAY
PROWORDS
Procedure words for radio such as:
Forbidden Practices on Radio
Forbidden Practices on Radio
Each Crew Member should be able to make a distress call, to help them fill out the ____ and place it near your radio.
distress communications form from the vessel safety manual
Mayday procedure
Do not hoist hand signal for helicopter
arms extended outwards and thumbs down, with fists clenched
Hoist arm signal
arms raised above to the horizontal, thumbs up
If you hear a distress call.
If you hear a distress message from a vessel and it is not answered, then you must answer. If you are reasonably sure that the distressed vessel is not in your vicinity, you should wait a short time for others to acknowledge.
Pan-Pan (pronounced “pawn-pawn”)
A radio call signal is used when a serious but non life threatening situation exists. The situation could involve injury to personnel or damage to the vessel .
Securite pronounced “SUH- CURE-TAY”
This type of radio call signal is used to warn of conditions that may affect mariners within a specific geographic area. Some examples are: inclement weather warnings, hazards to navigation, or movement notifications from vessels about to enter confined or restricted waterways.
Radio Call Signal Over
I have finished transmitting and expect an answer.
Radio Call Signal Out
I have finished transmitting and do not expect an answer.
Radio Call Signal Roger
I have received your transmission satisfactorily. Note: ROGER and WILCO should never be used together
Radio Call Signal WILCO
I understand you last transmission. I will comply. Note: ROGER and WILCO should never be used together
STORM WARNINGS
The Coast Guard announces storm warnings and other urgent marine information broadcasts on VHF channel 16, before making the broadcasts on VHF channel 22A. Storm warnings and forecasts are also made by NOAA