Choose your study region

Choose a course collection, not your nationality. Changing region does not change your courses, progress or access.

Optional preference saved in this browser on Compass Revision. It does not sync between devices or the separate course websites. You are never redirected automatically.

Sea Survival revision module 1 of 8

SOS

Survival Priorities

A source-reviewed survival decision loop for protecting people, alerting early, monitoring a damaged vessel, preparing a liferaft, deciding when transfer is safer, and staying findable.

8 guided lessons · 8 practice questions · 8 flashcards

Lesson previewSurvival Priorities: Protect, Alert, Stabilise, Prepare1 section shown

Preview lesson

Survival Priorities: Protect, Alert, Stabilise, Prepare

What you will learn

Use a six-stage priority model to protect people, alert rescue services, preserve the safest platform and prepare for change without abandoning too early.

Sea survival is not a fixed list performed once. It is a repeated comparison between the people, the vessel, the developing hazard and the rescue picture: protect life, raise the alarm, stabilise what can safely be controlled, prepare the next option, transfer only when it is safer, and stay findable.

The first success is preserving people and decision capacity. Put the relevant flotation and protection in place, account for everyone, retain safe vessel control and stop crew from scattering into unowned tasks. These actions run alongside alerting; they are not a reason to delay it.

A vessel that remains tenable can provide shelter, equipment, communications and a much larger search target than people in the water or a liferaft. That makes staying aboard a strong default, not an unconditional rule. Fire, rapid sinking, loss of structural integrity, capsize risk or another worsening hazard can make the vessel the less safe platform.

Preparation creates options before stress and deterioration remove them. Make the liferaft, grab bag, portable communication and essential medicines accessible; brief roles and thresholds; and keep the current position, people, hazard and vessel state updateable. Preparing to abandon is different from deciding to abandon.

Survival priorities board

Protect, alert, compare platforms and keep updating

Select a changing situation to rehearse which priorities overlap and which evidence changes the vessel-versus-alternative decision. Every state is complete in text and does not depend on colour.

  1. 1Protect people
  2. 2Alert
  3. 3Stabilise + monitor
  4. 4Prepare options
  5. 5Transfer if safer
  6. 6Stay findable

These stages overlap. Protecting people and alerting do not wait for a perfect diagnosis, while preparation does not by itself authorise launching or abandoning.

1 · Protect people

Account for everyone, put the relevant flotation and protection in place, and retain vessel control, lookout and a safe escape route.

2 · Alert

Use the appropriate distress route while position and communication remain available. Give the flooding trend, people, assistance and any loss of control.

3 · Stabilise + monitor

State water level, trim, pump or bailing effect, power and access. Attempt only controls supported by the boat plan, equipment and crew competence.

4 · Prepare options

Make the raft, painter plan, portable communication, beacon, medicines and priority grab-bag items accessible without sending people into an unsafe space.

5 · Transfer if safer

Compare the vessel with the ready alternative repeatedly. Transfer before a safe route disappears if flooding, list, structure or rescue direction makes staying more dangerous.

6 · Stay findable

Update the new platform, position source, people and condition. Keep the registered beacon, radio watch and permitted signals coordinated until handover.

Decision and communication rehearsal only. This board cannot assess a damaged vessel, diagnose flooding, fire or structural failure, choose a distress route for a live incident, operate a radio, beacon or liferaft, teach damage control, launching, boarding or physical transfer, decide when to abandon, predict survival or rescue time, or direct a real emergency. Use recognised practical sea-survival and SRC training, the vessel and equipment instructions, and HM Coastguard and rescue-unit directions. For a real emergency at sea, contact HM Coastguard through the appropriate distress route and follow its instructions.

Choose a changing situation and rehearse which priorities run in parallel, which evidence changes the platform decision and what must be reported.

Worked example

At night, a yacht develops rapid water ingress and a worsening bow-down trim. Four people are aboard, the current position is known and the electric pump is running but not keeping pace.

  1. 1The skipper gives named roles for vessel control, distress communication, people and lifejackets, and the flooding picture; the repeated headcount remains four.
  2. 2Because the situation is grave and worsening, the radio operator sends the appropriate distress alert and Mayday with position, nature, assistance and persons aboard, then keeps the watch open.
  3. 3The raft, grab bag, portable communication and medicines are made accessible without launching the raft or sending people below into an unsafe space.
  4. 4The skipper keeps comparing flooding, trim, structure, fire and rescue information. The crew transfers only when the vessel is no longer the safer platform or the rescue plan directs it.

Sense check: The crew has not waited for sinking before alerting, and preparation has not been mistaken for a premature abandonment order.

Survival Priorities: Protect, Alert, Stabilise, Prepare
ProtectAre all people accounted for and protected from the immediate hazard?Headcount, lifejackets, exposure, safe positions and owned vessel control
AlertDo rescue services have a usable distress picture?Appropriate distress route, position, people, nature, assistance and updates
PlatformIs the vessel still safer than the available alternative?Fire, flooding trend, stability, structure, shelter, communications and rescue plan
PrepareWhat option will disappear if we wait?Accessible raft, painter plan, grab bag, medicines, portable radio and crew brief
TransferHas leaving become the safer controlled action?Explicit decision, safest available route, lifejackets, headcount and no unnecessary water entry
FindCan rescuers identify, locate and update us?Registered beacon data, radio watch, visible signals and changed position or platform

Run the loop after every change

A crew member says, ‘We have already done the survival checklist,’ just as the pump output falls and one person goes below for personal possessions.

  1. 1. Stop separation

    Restore the headcount and prevent entry into a space that is becoming unsafe.

  2. 2. Update evidence

    Report the lower pump output and changed access risk; reassess whether the vessel remains the safer platform.

  3. 3. Reset the next option

    Keep the essential survival equipment accessible and brief the threshold for a controlled transfer.

Sense check: A priority model stays live; it is not completed once and forgotten while the emergency changes.

Common mistake or limitation

  • Memorising a slogan such as ‘stay with the boat’ without continuing to test whether the boat remains tenable.
  • Doing damage control first and postponing the distress alert until communication or time has been lost.
  • Treating liferaft preparation as an instruction to launch or board immediately.

Recap

  • Protect, alert, stabilise, prepare, transfer if safer and stay findable.
  • The people, platform, hazard and rescue picture are reassessed after every material change.
  • Preparation buys options; it does not force abandonment.

Optional quick check

Section 1 of 1

A yacht has uncontrolled flooding but is still upright. What is the strongest immediate priority pattern?

Choose one answer