Safety and Survival at Sea

Your ability to survive at sea depends on a range ofchances of being rescued.
factors which make all the difference. You mustExposure
absolutely know how to use safety equipment andExtended exposure to the elements can be incredibly
where it is kept onboard. As well as this, you need todangerous, with hot weather speeding up
have the appropriate survival skills and, just asdehydration, and colder weather putting the body
importantly, the ability to apply them in the event offurther at risk for hypothermia. Be sure to protect
an emergency.yourself as much as possible from the extremes in
Man Overboardthe environment to help ensure survival.
Someone falling overboard may initially appear toIn hot weather:
have a simple solution of just turning around, heading- Create shade by rigging a canopy.
back and picking them up - the reality of the situation- Avoid sunburn by covering your skin with clothes.
can be much more complex. Locating the casualty inIn cold weather:
the water, navigating toward them with your craft- Put on an anti-exposure suit or clothing if it's
and finally getting them on board can all present theiravailable.
own problems that could see the situation quickly- Rig a windbreak, spray shield or canopy to reduce
turn tragic.the cold.
By following procedures and ensuring all passengers- Keep the inside of the raft dry by covering it in
crew are wearing the correct safety equipment, youcanvas or cloth.
can ensure that in the event of someone going- Huddle with the others in your raft to keep warm
overboard, you are in the best possible position toand use anything available to cover the passengers
prevent a tragedy.and keep them warm.
- Ensure all passengers and crew are wearing life- If you have rations available, ensure those suffering
vests at all times.from exposure are given more rations.
- Consider equipping each of the people on boardDealing with Hypothermia
with a device such as a personal EPIRB (EmergencyEven the slightest change in your temperature can
Position Indicating Radio Beacon) or, even better, aaffect your ability to survive during an emergency.
Mobilarm 406 PLB (Personal Locator Beacon) marineYour body can cool down 25 times faster in cold
safety device. The difference between the two iswater than in air so it's extremely important to keep
that an EPIRB must be manually activated in thedry. During mild hypothermia (35°C - 36°C)
water (bad if the casualty is unconscious), and sendsa person will feel cold, experience violent shivering
its rescue signal back to land. A Mobilarm PLB isand slurred speech. Try to administer warm sweet
automatically activated and sends an audible anddrinks, food and warm with a bath or fire.
visual alarm back to the boat from where they fell,In the event of medium hypothermia (34°C -
along with GPS directions on-board. Learn more about33°C) a person will start to lose muscle control,
Mobilarm PLB's and other standard EPIRB devices.feel drowsy and exhausted and become incoherent.
- If someone is overboard, ensure oneA person with mild hypothermia must be handled
crewmember's job is solely that of a spotter. Theygently, given warm sweet drinks and warmed via
should only be tasked with keeping a constant eyesteam or a warm oxygen mask. Monitor their pulse
on the casualty in the water, pointing toward themand breathing and lay them down with their legs
and yelling their whereabouts.slightly elevated.
- Commence man overboard rescue turns andAt 32°C a person will stop shivering, collapse and
procedure. (Learn more about these marine safetymust be transferred to a hospital urgently. At
turns to help locate any MOB).30°C they will become unconscious and at
If you fall overboard:28°C they will suffer a cardiac arrest. In the
- Remain calm, keep your legs and arms closeevent of this, administer CPR with mouth-to-mouth
together and restrict movement as much as possiblebreathing.
to stop flushing cold water under your clothes.Water
- Do all you can to conserve body heat. This startsWater alone will keep you alive for ten days or
with tightening all wrist, ankle, waist and necklonger so you need to ensure your ration it well. No
fastenings on clothing.matter what happens, do not drink seawater, urine
- If conditions are rough, keep your back toor alcohol.
approaching waves so your mouth and nose is clear- When drinking water moisten your lips, tongue and
of the spray.throat before swallowing.
- If wearing a Mobilarm 406 Personal Locator Beacon,- If you don't have water don't eat. You may
wait for rescue and do all you can to help be noticedbecome seasick and experience more dehydration.
by your craft. If wearing a personal EPIRB, activate it- Reduce your loss of water through perspiration by
as soon as possible.soaking your clothes in the sea, wringing them out
Raftsand putting them on again. This should only be
In the event of a vessel capsizing, your best chanceundertaken in hot weather.
for survival is to get to a raft. Here are some things- Do not smoke.
to consider once you are in one.- Watch for clouds and be ready for showers. Create
- Remain calm and calm down any passengers whoa tarpaulin to catch any rainwater.
are not coping with the situation. Your survival- Use a desalting kit if available in your first aid kit.
depends on your ability to think clearly and actDetecting land
cleverly.- Watch carefully for any signs of land.
- Check everyone's physical condition and commence- A fixed cumulus cloud in a clear sky or amongst
first aid if required. Seasickness pills should be part ofother clouds that are moving can indicate an island.
any first aid kit and should be administered as soon- A greenish tint in the sky can indicate a reflection
as someone begins to feel ill. Becoming dehydrated isof sunlight off shallow lagoons or coral reef shelves.
one of the biggest dangers.- Lighter coloured water may indicate shallow water
- To increase the chances of your vessel being seenand that land may be near.
use any signalling devices or reflecting material to- Listen for sounds during times of poor visibility. The
attract attention.sound of surf or birds may indicate land is close.
- Locate the emergency radio and follow theIt goes without saying that hopefully there will never
operating instructions to use.be any need for putting any of these tips and advice
- Check the raft for inflation, leeks or points ofinto practice. Still, if you ever do find yourself in a
chaffing. Do this regularly to ensure your raft remainsprecarious situation out on the open ocean, the right
strong and intact. If you are in hot weather, releasepreparation, training and knowledge can help ensure
a little of the air to avoid expansion.you have the best fighting chance at surviving until
- Throw out the sea anchor so that you remain closerescue.
to where your vessel sank. This will increase your