Deep Diver
Explore Further and Take Your Diving to New Depths

About the Deep Diver Course
What Will You Learn?
The Deep Diver course is designed to help you develop the skills and knowledge needed to plan and complete deeper dives safely. You'll learn about the additional considerations that come with increased depth, including gas management, dive planning, buoyancy control and the effects of depth on your body. During your training, you'll complete a series of progressively deeper dives under the supervision of your instructor. You'll practise important deep diving procedures, monitor your depth and time, and develop a better understanding of how to manage yourself and your equipment at greater depths.

Knowledge & Preparation
- Understand the effects of increased pressure and depth on the body.
- Learn how to plan and manage deeper dives.
- Understand gas consumption and how depth affects your air supply.
- Explore the risks associated with deep diving and how to manage them.
- Learn about narcosis, decompression sickness and appropriate safety procedures.
- Understand the importance of dive computers, depth limits and dive planning.
Practical Skills
- Practise planning and preparing for deeper dives.
- Monitor depth, time and gas consumption throughout your dives.
- Improve buoyancy and control at greater depths.
- Practise using reference points and managing your ascent.
- Develop awareness of your surroundings and dive buddy.
- Practise following safe ascent procedures and completing safety stops.
- Build confidence in managing yourself and your equipment during deeper dives.
How Does the Course Work?
The Deep Diver course combines online learning with practical open-water training. You'll first develop your understanding of deep diving and the additional planning involved, before completing a series of progressively deeper dives with your instructor.
Complete your online learning materials at your own pace, covering the effects of depth, deep dive planning, gas management and the safety considerations involved in deeper diving.
Work with your instructor to plan your training dives. You'll review depth limits, gas requirements, equipment checks and the procedures you'll follow during each dive.
Complete your open-water training dives, gradually increasing your depth while practising important skills such as buoyancy control, monitoring your instruments and managing your ascent.
Complete the required assessments to earn your Deep Diver certification.
Prerequisites & Requirements
Certification Requirements
- You can take this course if you already hold at least an Advanced Open Water Diver certification.
- Already planning your Advanced Open Water course? Deep Diver training can also be incorporated into that programme.
What Else Do I Need?
- 15 Years or Older.
- Complete a medical questionnaire. Doctor's approval may be required if any medical conditions are flagged.
- Own mask and snorkel; all other equipment is provided
What's Included?
Included in Your Course
- Professional instructor tuition
- Course materials
- Open-water training
- Dry Suit Rental if required
- All equipment including cylinders, BCD, regulators and fins
- Certification
Additional Information
- Mask & Snorkel: Bring your own for a comfortable, secure fit and familiar feel in the water.
- Dive site entry fees are payable separately on the day of your dives.
Why Train With Divecrew?

More Than Just a Course
At Divecrew, we want your training to be enjoyable, supportive and something you can build on long after certification.
- Experienced and supportive instructors.
- Training tailored to your experience and confidence.
- A friendly diving community.
- Access to further courses, trips and diving opportunities.
- A dive centre and shop to support your ongoing diving.
Frequently Asked Questions
What is the Deep Diver course?
The Deep Diver course is designed to help qualified divers develop the skills and knowledge needed to plan and complete deeper dives safely. You'll learn about the additional risks and considerations involved in diving at greater depths and put your knowledge into practice during your training dives.
How deep will I be able to dive after completing the course?
Under the Deep Diver programme, the training takes you to a maximum depth of 40 metres. Your actual diving limits will also depend on your certification, experience, conditions and applicable training agency requirements.
Do I need to be an experienced diver to take this course?
Yes. You'll need to hold an appropriate Advanced Open Water certification or equivalent and meet the additional course prerequisites. Deep Diver is designed for divers who already have a good foundation of experience and are ready to develop their skills further.
How many dives are included?
The Deep Diver course consists of four open-water training dives. These are completed progressively, allowing you to develop your skills and experience at greater depths under instructor supervision.
What will I learn during the course?
You'll learn about deep dive planning, gas management, the effects of increased pressure, narcosis, decompression considerations and safe ascent procedures. You'll also practise monitoring your instruments and managing your buoyancy at greater depths.
Is deep diving dangerous?
All scuba diving involves risk, and deeper dives introduce additional considerations. Proper training, preparation, equipment checks and sensible dive planning are essential. The course helps you understand these risks and how to manage them within your training limits.
How long does the Deep Diver course take?
The course is generally completed over 2 days, including the required learning and four training dives. The exact schedule depends on the training location, conditions and how your sessions are arranged.
What can I do after completing the Deep Diver course?
You can continue building your experience through further speciality training, wreck diving and other advanced diving opportunities. It's also a useful qualification for divers interested in exploring deeper dive sites on future trips and holidays.
Ready to Take Your Diving Further?
Interested in this course? Get in touch with our team or book your place and take the next step in your diving journey.
