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Sea Survival Course
More than 2 million students worldwide

Sea Survival Course

When a vessel goes down, the decisions you make in the first minutes determine whether you survive. This course gives you the hands-on knowledge to handle abandon-ship procedures, cold water immersion, distress signaling, and survival craft operations with confidence. Train for the worst so you come home from every voyage.

Dedika for businesses

What you will learn:

This course covers every critical layer of maritime survival, from the psychology of staying calm under pressure to the mechanics of launching lifeboats and operating life rafts. You will learn how to don immersion suits and lifejackets correctly, execute safe water entry, and apply heat conservation techniques that extend your survival time in cold water. You will master distress signaling using EPIRBs, PLBs, pyrotechnics, and VHF radio. The course also addresses resource management, first aid afloat, fire response, and man-overboard recovery. By the final chapter, you will be equipped to lead a survival group through multi-day, multi-hazard scenarios at sea.

How you study in practice Sea Survival Course

How you practice Sea Survival Course

For companies looking to train their teams

With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course Content

8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Maritime Safety

  • Lesson 1 • Personal Protective Equipment Overview

    Surveys lifejackets, immersion suits, and personal locator beacons as primary survival tools. Establishes correct selection and donning as non-negotiable first skills.

  • Lesson 2 • Survival Psychology at Sea

    Examines the psychological stages of a survival situation and the will-to-survive mindset. Builds mental resilience as the foundation for effective physical response.

  • Lesson 3 • Understanding Maritime Hazards

    Identifies primary dangers at sea including capsizing, flooding, fire, and extreme weather. Provides the risk context that motivates all subsequent survival training.

  • Lesson 4 • Regulatory and Safety Frameworks

    Introduces international maritime safety conventions and vessel safety requirements. Connects regulatory obligations to practical onboard preparedness.

Chapter 2See details

Lifejackets and Immersion Suits

  • Lesson 1 • Donning Immersion Suits Correctly

    Trains rapid, unaided donning of immersion suits within the required time standard. Includes water-entry techniques that preserve the suit's thermal seal.

  • Lesson 2 • Lifejacket Types and Standards

    Differentiates inherently buoyant, inflatable, and hybrid lifejackets by performance standard. Enables correct selection based on vessel type and operating area.

  • Lesson 3 • Donning Lifejackets Under Pressure

    Practices rapid donning in darkness, confined spaces, and simulated vessel motion. Builds muscle memory so correct fitting becomes automatic in an emergency.

  • Lesson 4 • Immersion Suit Selection and Fit

    Covers thermal protection ratings, sizing, and pre-deployment inspection of immersion suits. Correct fit directly determines thermal protection duration in cold water.

  • Lesson 5 • Equipment Serviceability and Inspection

    Establishes routine inspection schedules and common defect identification for all personal survival equipment. Ensures equipment is mission-ready before an emergency occurs.

Chapter 3See details

Abandoning Ship Procedures

  • Lesson 1 • Launching Survival Craft

    Trains the mechanical steps for launching lifeboats and life rafts from davits and hydrostatic releases. Mechanical competence prevents launch failures that cost lives.

  • Lesson 2 • Emergency Alarm Recognition

    Identifies all mandatory alarm signals and their required crew responses. Correct alarm recognition is the trigger for every subsequent abandon-ship action.

  • Lesson 3 • Safe Water Entry Techniques

    Teaches controlled jumps, feet-first entry, and surface swimming away from a sinking vessel. Correct entry technique prevents injury and reduces cold-shock exposure.

  • Lesson 4 • Muster Station Procedures

    Covers muster station duties, headcount procedures, and accountability reporting. Ensures no crew member is left behind during an evacuation.

  • Lesson 5 • Boarding Survival Craft from Water

    Practices boarding life rafts and lifeboats from the water with and without assistance. Builds the physical technique and stamina required after an unplanned water entry.

Chapter 4See details

Survival in the Water

  • Lesson 1 • Survival Swimming Techniques

    Covers drownproofing, floating, and energy-conserving strokes for use when no flotation is available. Efficient movement extends survival time and reduces exhaustion.

  • Lesson 2 • Rescue Swimmer Interaction

    Prepares survivors to cooperate safely with rescue swimmers and helicopter hoists. Incorrect behavior during rescue can injure both survivor and rescuer.

  • Lesson 3 • Cold Water Immersion Physiology

    Explains cold shock, swimming failure, hypothermia, and circum-rescue collapse as sequential physiological threats. Understanding the timeline drives correct behavioral responses.

  • Lesson 4 • Signaling from the Water

    Teaches use of whistle, mirror, dye marker, and personal locator beacon while in the water. Effective signaling is the primary means of attracting rescuers to a survivor's position.

  • Lesson 5 • Heat Escape Lessening Posture

    Trains the HELP and HUDDLE positions to reduce heat loss in cold water. Correct posture can double survival time compared to treading water.

Chapter 5See details

Survival Craft Operations

  • Lesson 1 • Immediate Actions After Boarding

    Establishes the priority sequence: cut painter, clear the vessel, take headcount, treat injuries. Correct immediate actions maximize survivor safety in the first critical minutes.

  • Lesson 2 • Lifeboat Systems and Controls

    Covers engine start, steering, propulsion, and safety systems of enclosed motor lifeboats. Operational knowledge enables the craft to be used as an active rescue platform.

  • Lesson 3 • Survival Craft Maintenance Underway

    Covers bailing, leak repair, canopy maintenance, and watch-keeping routines aboard survival craft. Ongoing maintenance prevents craft deterioration that could prove fatal over time.

  • Lesson 4 • Life Raft Equipment and Layout

    Identifies all standard equipment packed in a life raft survival kit and its intended use. Familiarity with the kit prevents wasted time searching during a crisis.

  • Lesson 5 • Navigation and Position Keeping

    Teaches use of compass, sea anchor, and paddle to maintain position or make way toward rescue. Navigation skills extend survival time by optimizing rescue intercept probability.

Chapter 6See details

Survival Resources and Rations

  • Lesson 1 • Sun, Heat, and Exposure Protection

    Addresses sunburn, heat exhaustion, and dehydration prevention in tropical survival scenarios. Exposure injuries degrade survivor performance and can become life-threatening.

  • Lesson 2 • Medical Supplies and First Aid Afloat

    Surveys the survival craft first aid kit and priority treatments for immersion injuries. Prompt treatment of hypothermia, wounds, and seasickness preserves survivor capacity.

  • Lesson 3 • Water Procurement and Rationing

    Covers rainwater collection, solar still construction, and strict rationing protocols. Water is the most critical survival resource; dehydration kills faster than starvation.

  • Lesson 4 • Food Resources and Rationing

    Identifies emergency ration use, fishing techniques, and caloric conservation strategies. Correct rationing extends the survival window while maintaining cognitive function.

  • Lesson 5 • Resource Inventory and Management

    Trains systematic inventory of all survival resources and daily consumption tracking. Disciplined resource management prevents premature depletion and supports rational rationing.

Chapter 7See details

Distress Signaling and Communication

  • Lesson 1 • VHF Radio Distress Procedures

    Trains MAYDAY call structure, Channel 16 protocol, and DSC distress alert transmission. Radio communication is the fastest way to initiate a coordinated search-and-rescue response.

  • Lesson 2 • Search and Rescue Coordination

    Explains how maritime rescue coordination centers process alerts and coordinate assets. Understanding the SAR system helps survivors take actions that improve rescue probability.

  • Lesson 3 • EPIRB and PLB Operation

    Explains EPIRB and PLB activation, registration, and satellite detection process. Correct registration ensures search-and-rescue authorities receive accurate vessel identification.

  • Lesson 4 • Pyrotechnic Distress Signals

    Covers handheld flares, parachute rockets, and smoke signals including safe handling and firing. Pyrotechnics remain the most visible short-range distress signal in daylight and darkness.

  • Lesson 5 • Visual and Non-Electronic Signals

    Covers signal mirrors, dye markers, ground-to-air signals, and improvised visual aids. Non-electronic signals are critical backups when electronic devices fail or run out of power.

Chapter 8See details

Advanced Survival Scenarios and Leadership

  • Lesson 1 • Extended Survival Planning

    Covers multi-day survival planning including watch schedules, resource projection, and contingency decisions. Long-duration survival requires structured planning beyond immediate crisis response.

  • Lesson 2 • Rescue Transition and Debriefing

    Prepares survivors for the physical and psychological transition from survival craft to rescue vessel. Structured debriefing captures lessons that improve future safety practices.

  • Lesson 3 • Night and Adverse Weather Survival

    Adapts survival techniques for darkness, high seas, and storm conditions. Environmental extremes demand modified procedures and heightened situational awareness.

  • Lesson 4 • Leadership in Survival Situations

    Develops command presence, task delegation, and conflict resolution skills for survival group leaders. Effective leadership directly determines group cohesion and survival outcome.

  • Lesson 5 • Multi-Hazard Scenario Management

    Integrates fire, flooding, and man-overboard responses into compound emergency exercises. Compound scenarios reveal gaps in knowledge and build adaptive problem-solving.

Certification

Your valid completion certificate

This course is for you:

  • Commercial seafarer: needs certified survival knowledge to meet employment requirements.

  • Offshore energy worker: regularly transfers to vessels and platforms in remote locations.

  • Recreational blue-water sailor: plans extended offshore passages beyond coastal safety coverage.

  • Fishing vessel crew member: works in high-risk conditions with limited immediate rescue access.

  • Maritime safety officer: responsible for crew preparedness and onboard emergency compliance.

  • Career changer entering the marine industry: building foundational safety credentials from scratch.

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