Scuba Diving International

 open water scuba diver Scuba Diving International

Coral Edge Adventures offers SDI Open Water Scuba Diver Course for $470
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Recreational Scuba Training and Certification Agency

SDI was created in 1999 and grew out of the success of our sister company TDI, which specializes in the more advanced disciplines of dive training.

Both students and instructors have embraced the no nonsense approach that the SDI training system offers. We have streamlined the course materials to let students study the essential academics with an emphasis on practical diving skills learned in both the pool and open water environments. SDI is the only scuba training and certification agency to require students to be taught with modern dive computers from the onset of training.

SDI course materials are state-of-the-art; the materials are lavishly illustrated with photography and graphics.

Diving is constantly changing. SDI staff is always looking forward and striving to be the innovators in scuba diving education. SDI focus is to make the experience of diving one that is enjoyed by every family member.

SDI staff are all active divers; and want to share the love of the sport.

Become a Certified Scuba Diver

Whether you’re trying scuba for the first time, becoming a certified diver, adding to your diving abilities, or becoming a dive professional, SDI has the course that is right for you!

  • Whether it’s enjoying the sights from the surface while snorkeling or going underwater to see up close the wonders of the underwater environment, you can check out one of the options listed below that interests you. Not sure if scuba is for you? No problem! Take a “test drive” by participating in a Scuba Discovery program. During the Scuba Discovery program, you’ll get to try out scuba under the guidance of a fully certified instructor. For the young potential scuba divers in the family, SDI offers a “Future Buddies” program. Children ages 8 and 9 can experience scuba in a pool environment with an instructor and when they turn 10 they will be able to complete the Open Water Scuba Diver program and earn their certification card.
  • New divers as well as “old salts” find many different areas of interest in the underwater environment. Using a dry suit in colder waters or a diver propulsion vehicle in the warm Caribbean waters; divers will find many specialties available to enhance their underwater enjoyment. By taking a specialty class you will by-pass the “school of hard knocks” and begin to enjoy the specialty area immediately. When you have completed four specialties and logged a minimum of 24 logged dives you qualify for the SDI Advanced Diver rating. Add Rescue and 25 more dives and you qualify for the coveted Master Diver rating.
  • Leading certified divers on that exciting dive over the reef or past the wreck; assisting an instructor teach or watching the new diver’s eyes light up with excitement on that first dive makes it all worth it when you become a dive leader and share your experiences with other’s. As you climb the ladder of professional ratings you will acquire new abilities from supervising divers to teaching divers and dive leaders.


Experience the Underwater World


Specialty Course Offerings   

Advanced Course Offerings


Become a Professional and Educate Future Divers


 Scuba Discovery Program   $95.00

For those who want to test the waters, this is the course for you. The SDI Scuba Discovery Program gives you a glimpse into what you can expect to see in the underwater world as well as what you could expect to learn in the SDI Open Water Scuba Diver Course.  You will be shown the basic safety procedures for enjoyable scuba dives under the watchful eye of an SDI instructor. You will learn skills like equalizing your ears, buddy checks, basic buoyancy control, and underwater communication. You will also be given an introduction to basic scuba equipment and scuba skills followed by an underwater tour in the local environment.  If you enjoy this experience then the SDI Open Water Scuba Diver course is your next step.


 Future Buddies Program

Do you have a family and you want to get the younger members involved in a sport that you have been enjoying? SDI has the program for them. The SDI Future Buddies program is an innovative course designed to provide children between the ages of 8 & 9 an introduction to scuba diving in a controlled environment under the direct supervision of an SDI instructor. Children are given the opportunity to try breathing underwater in confined water setting. The instructor covers topics such as the history of diving, diving equipment and the marine environment. Once the future buddy turns 10 they can enroll in the SDI Junior Open Water Diver course.


 Open Water Scuba Diver Course

The SDI Open Water Scuba Diver course is an entry-level certification course designed to give you the necessary skills to safely conduct open water dives.  Some of the many skills you will learn include buoyancy, proper weighting, marine conservation, equipment assembly, proper dive planning, and maintenance. The course covers all the basic knowledge about equipment, physiology and the marine environment while training students to perform basic skills underwater.  This course is the key to start exploring dive destinations around the globe or just in your backyard.




Expand Your Diving Skills with these Specialty and Advanced Course Offerings

 Advanced Adventure Diver

You’ve taken your open water scuba diver course and now you’re ready to expand your knowledge but you would like to see what is out there first. The SDI Advanced Adventure Diver course will give you an overview of five (5) selected SDI specialties. Two of the specialties are SDI Deep Diver and Navigation Diver, which are the foundation of continuing diver education. The remaining specialties include 

  • Advanced Buoyancy Control
  • Altitude, Boat
  • Computer Nitrox
  • Drift
  • Marine Ecosystem Awareness
  • Many More!

This course is intended to introduce you to each of the five (5) specialties and not complete comprehension of the chosen specialty. One (1) dive from each of the chosen specialties may apply towards a complete specialty certification.


 Advanced Buoyancy

While taking your Open Water Scuba Diver course you learned the basics of how to control and use your buoyancy, now take the SDI Advanced Buoyancy control course and make diving even more effortless and truly enjoy the freedom from gravity. Some of the tricks you will learn from your SDI Instructor include 

  • Breath control
  • Proper weighting
  • Placement of trim weights
  • Body position and trim
  • Streamlining equipment
  • Factors that affect buoyancy


 Altitude Diver

If you dive at altitude or are planning to, the SDI Altitude Diver course is a must for you. Let an SDI Instructor teach you the proper techniques and differences of diving at altitude. Some of the many skills you will learn during the course are 

  • Calculating for nitrogen adsorption
  • Using altitude tables
  • Correction for gauge depth
  • Physics and physiology of altitude diving


 Boat Diver

Scuba diving from boats is an everyday occurrence.  Whether on a private vessel or one of the many charter dive boats available worldwide, divers are frequently not aware of the special procedures and etiquette used when boat diving. The SDI Boat Diver course will introduce you to some different types of boat diving and the skills needed to plan and conduct a boat dive with maximum safety.  The list of skills and knowledge you will obtain during this course is long an includes

  • Safe entries and exits
  • Proper stowing of equipment
  • Safety procedures
  • Planning boat dives
  • Drift diving from live boats

During the course you go on two dives and put to use the valuable information you have learned


 Computer Diver

The SDI Computer Diver course is for divers how have not yet used a dive computer or for divers that want to learn a little more about the computer they are using.  During the course and the two dives that go along with it, your SDI Instructor will cover

  • Computers vs. tables
  • Display information
  • Types of computers
  • Downloading information
  • Utilizing planning modes
  • Programming computers

Personal Dive Computers are used by the vast majority of divers today and have proven to be a valuable tool for monitoring and documenting


 Computer Nitrox Diver

The SDI Computer Nitrox course is a great next step after the Open Water Diver certification and is structured in an easy to understand manner by making use of a Nitrox programmable computer.  Nitrox is a breathing gas that has a lot of benefits for both new and experienced divers.  The course will cover the use of Nitrox mixtures from 22 to 40 percent oxygen.  The benefits of using Nitrox include 

  • Increased safety margins
  • Reduced post dive fatigue
  • Extended no-decompression times


 CPROX Administrator Course

The CPROX course is a straight forward no nonsense approach to teaching you as the first responder to an emergency how to handle the situation.  The course is Cardio-Pulmonary Resuscitation and Emergency Oxygen administration combined into one program.  You will learn how to use what is at your disposal to treat and stabilize victims until medically trained professionals arrive. Subjects that are covered included

  • Scene assessment
  • CPR
  • O2 administration


 CPR1st Administrator Course

The CPR1st course is one of the two first responder courses that SDI offers.  CPR1st, like SDI’s other course CPROX, is a straight forwarded program that teaches what you need to know to respond to an emergency until trained professionals arrive.  The course is Cardio-Pulmonary Resuscitation and First Aid combined in a comprehensive easy to remember format. You will learn the basics of

  • Stabilizing a victim
  • Using materials that are on hand to respond to injuries
  • Administering proper CPR


 Deep Diver

SDI’s Deep Diver course is a must for any diver wishing to explore a little more and will teach you the risks and benefits of deep diving.  Many interesting sights lie just beyond 18m/60ft such as beautiful wall dives, ship wrecks, and critters that don’t come into the shallows.  During the course, your SDI Instructor will take you on two covers skills like 

  • Proper descents
  • Air management
  • Effects of nitrogen narcosis
  • Dive planning,

By the end of the course your knowledge and comfort level will have increased.  The Deep Diver course has a maximum depth of 40m/130, the suggested sport diving limit.


 Diver Propulsion Vehicle

For those divers wishing to go a little father or a little faster the SDI Diver Propulsion Vehicle course (DPV) is the perfect course.  This course is also ideal for divers needing a little assistance getting through the water due to leg problems.  While taking the course your SDI Instructor will teach you about

  • Battery burn times
  • Selecting a DPV
  • Ear equalizations
  • Descents
  • Ascents
  • Care and maintenance of the DPV


 Drift Diver

Some of the best dives in the world are found in currents where the nutrients are rich and ready to be feed on by soft corals, sponges, and Manta rays.  Whether you’re planning on drifting down a wall or shooting through a passage, the SDI Drift Diver course will teach you the techniques for doing it safely.  The course covers

  • Tides and currents
  • Buddy procedures
  • Entries from live boats
  • Navigations
  • Buoyancy control


 Dry Suit Diver

The SDI Dry Suit Diver course will open up a whole new world of diving to you.  Many of the waters around the world are better dove in a dry suit.  These waters have an abundance of marine life waiting to be seen and photographed, dry suits are also being used in tropical waters during the cooler months.  Your SDI Instructor will teach you

  • Selection of a dry suit
  • Care and maintenance
  • Emergency procedures
  • Proper weighting
  • Buoyancy control


 Equipment Specialist

There are many things that you as a diver can do to maintain your equipment and the SDI Equipment Specialty course is just the place to learn how to do that maintenance.  This course covers BCs’, regulators, wetsuits, dry suits and many more of the equipment items used while diving. Your SDI Instructor will teach

  • Proper cleaning of equipment
  • Proper storage
  • Transportation and storage of dive cylinders


 Full Face Mask Diver Specialty

Divers often have a need or want to affectively communicate underwater the SDI Full Face Mask Diver course is the perfect starting point. Full face masks are also often used in waters with low visibility that may be contaminated or waters that are colder the full face mask will protect you from the elements.  You will learn what mask is right for you, how to don a full face mask, and care and maintenance along with many other topics of interest. 


 Inactive Diver Program

Has it been a while since you have been diving? Have 12 months gone by and you are planning a big trip? Do you want the reassurance that you are doing everything properly? The SDI Inactive Diver Program will get you back up to speed. During the course, your SDI Instructor will review equipment assembly and maintenance, dive planning, hand signals, proper ascents and descents, emergency procedures, and buoyancy. By the end of this course you will be able to enjoy your next big dive with confidence and ease.


 Ice Diver

Ice diving can be a serene and beautiful aspect of Scuba diving. As a winter activity, ice diving offers the diver the opportunity to enjoy sport diving year round. Diving under ice presents hazards not common to the Open Water Diver and special training is required. The purpose of this course is to acquaint the diver with many of the hazards associated with ice diving and how to plan and execute an ice dive.


 Marine Ecosystems Awareness

As divers, we have a vested interest in protecting the marine environment. In many cases, divers do not have environmental information about their own local sites. The SDI Marine Ecosystems Awareness specialty will increase the Open Water Diver’s understanding of marine environments, the problems facing these unique ecosystems, and the role that divers can play in protecting our marine resources. Your SDI Instructor will cover your local diving ecosystems as well as others around the globe.


 Night- Limited Visibility Diver

Many divers find that night diving is their favorite type of diving. As with all specialty diving applications, procedures are different than those associated with Open Water Diving. The purpose of the SDI Night & Limited Visibility Diver course is to acquaint the Open Water Scuba Diver with the procedures, techniques, and potential hazards associated with diving at night or in limited visibility. By becoming familiar with the use of dive lights and night diving techniques such as navigation

  • Buddy system procedures
  • Communications
  • Buoyancy control
  • Interacting with nocturnal aquatic life

You will be able to enjoy night diving with maximum safety and comfort.


 Research Diver

The SDI Research Diver course will acquaint the open water diver with the fascinating topic of Research Diving. After the completion of this course, you will be better able to discover, explore, and appreciate the underwater environment by using research techniques and better preserve and protect the underwater environment.  Some of the topics your SDI Instructor will cover include

  • Ecology
  • Food chain
  • Data collection
  • Survey techniques
  • Mapping
  • Basic oceanography


 Search & Recovery Diver

SDI’s Search and Recovery Diver specialty will teach you the basic of searching for a lost object from outboard boat motors to jewelry.  You will also learn to recovery the object once it is located this includes the use of lift bags and tying lines underwater to secure and lift the object.  Your SDI Instructor will cover skills such as

  • Carrying deploying and attaching lift bags
  • Conducting search patterns
  • Entanglement avoidance
  • Recovering and preserving objects


 Shore/Beach Diver

Many great dives are located just off shore and can be easily accessed from shore.  The SDI Shore and Beach Diver course will teach you the proper techniques for entries and exits, navigation, avoiding currents, and planning of safe shore dives.


 SDI Open Water Sidemount Diver

SDI’s Open Water Sidemount Diver Specialty is a must for any sport diver wishing to use this increasingly popular equipment configuration.  It teaches students how to safely utilize side-mounted primary cylinders as an alternative to the traditional back-mounted method.  

During the course, your SDI Instructor will take you on a minimum of two dives and cover skills such as:

  • Equipment considerations
  • Gas management 
  • Attaching cylinders
  • Trim and Buoyancy
  • Different water entries

The Sidemount Diver course is strictly non-decompression with a maximum depth limit of 40m/130ft (or within the limit of the student’s current certification, whichever is shallower).   Prerequisites to enroll on the SDI Open Water Sidemount Diver course are: Age 18 (or 15 with parental consent), SDI Open Water Diver or equivalent.


 Underwater Hunter & Collector

The SDI Underwater Hunter Collector course will teach you the proper techniques for collection and hunting of certain species of marine life.  You will learn which species can be taken according to local laws and regulations and how this collection can be done safely with low environmental impact.  During the two dives with your SDI Instructor you will

  • Use collection devices
  • Practice on underwater targets
  • Identify habits


 Underwater Navigation

One of the most important skills a diver can have is good navigation, this could be with a compass or by natural formations. The SDI Underwater Navigation Diver course will teach you the necessary skills to navigate using a compass and natural navigation. During the course your SDI Instructor will teach you

  • Compass features
  • Distance estimating
  • Reading ocean bottom contours
  • Practice skills


 Underwater Photography

Making a dive and seeing wonders of the aquatic environment can only be topped by taking pictures of it to share with friends and family.  The SDI Underwater Photography course allows you to experience some of the special considerations of underwater photography, with a discussion of many areas of interest to the photographer.  Your SDI Instructor will assist you in selecting a camera, good buoyancy techniques, lighting, and framing of the perfect shot.  Whether you want to use film or digital this course and your SDI Instructor will teach you what you need to know.


 Underwater Video

Most divers have a desire to bring home the sights and sounds of being underwater, if a picture tells a thousand words a video tells a thousand words per second. The SDI Underwater Video course makes it possible for you to save your underwater experiences and share them with others. Shooting underwater video is fun, exciting, and easy to learn. Some of the things you will learn during the course are equipment, techniques, and procedures needed to plan and shoot underwater video with maximum safety.


 Visual Inspection Procedures

During the SDI Visual Inspection Procedures course you will learn to promote safety in the care and maintenance of high-pressure scuba cylinders by way of your SDI Instructor and a comprehensive Visual Inspection Procedures manual. One of the goals is to raise the consciousness of the industry to the need to meet and exceed the minimum standards established by local Regulations. Another goal is to train inspectors in the proper handling, filling, and inspection techniques including the identification of the various defective conditions that can lead to cylinder rejection or condemnation.


 Wreck Diver

Wreck diving can be one of the most exciting aspects of sport diving and can uncover pieces of history seen by few others, however every effort must be made to maximize safe diving techniques. In the SDI Wreck Diver course, we will discuss and use equipment and techniques commonly employed while wreck diving. This course may be taught as a 1) non-penetration (2 total dives) or 2) limited-penetration (3 total dives) course. In the event of “Limited Penetration Training,” limited penetration is defined as “swim through or within the ambient light of entry point,”. Your SDI Instructor will teach you how to safely plan and execute wreck dives in a fun and enjoyable way.


 Solo Diver Course

One of SDI’s most popular courses, the solo diver program teaches experienced recreational divers how to safely dive independently of a dive buddy or strengthen your buddy team skills. The course stresses on proper dive planning, personal limitations, accident prevention as well as the benefits, hazards, and proper procedures for diving solo. You will also learn the additional equipment that is required for solo diving including it’s proper usage and assembly. This is the prefect course for underwater photography and underwater video divers.


 Rescue Diver Course

The SDI Rescue Diver Course is designed to develop your knowledge and necessary skills to effectively perform diver rescues and assist and administer necessary first aid. You will learn skills such as how to perform self rescues, buddy rescues, recognize and calm potential panic divers, administer proper first aid to divers that have experienced dive related injuries, conduct effective search patterns and manage accident scenes.

After the SDI Rescue Diver Course you can enroll in the SDI Master Scuba Diver Development Program or start in the professional ranks and sign up for the SDI Divemaster Course.


 Advanced Diver Development Program

The SDI Advanced Diver Development Program was created to make truly “Advanced Divers”.  During the course your SDI Instructor will take you through four SDI specialties (deep, navigations, photo, video, etc. as examples) covering all the skills and subjects, so that by the end you will feel comfortable conduct dives of a similar nature. 

Once you have logged your 25th dive (these can included any and all training dives) visit your local SDI facility with your logbook and four SDI Advanced Diver Development specialty cards and you will be awarded the SDI Advanced Scuba Diver certification.  By earning the SDI Advanced Scuba Diver certification you will increase abilities and comfort in the water and be ready for the next step, SDI Rescue Diver.


 Master Scuba Diver Development Program

You have already shown that diving is the sport for you by completing your Open Water Scuba Diver certification, Advanced Scuba Diver certification, Rescue Diver certification and you have logged 50 total dives, now take the next step. The SDI Master Scuba Diver Development Program is an earned certification and the highest non professional level of certification.

Visit your local SDI facility and bring along all your accomplishments in diving, don’t forget the logbook with your 50 dives, the friendly staff will reward all of your hard work by submitting for your Master Scuba Diver certification.

So now that you have earned the highest of non professional training what’s next? You can continue to take SDI specialties that interest you like Computer Nitrox, Diver Propulsion Vehicle Specialty, Dry Suit Diver, and many more or sign up for the first professional level of training SDI Divemaster.



Educate Future Divers

 Divemaster Course

The SDI Divemaster Course is the first professional level certification. During this course you will be challenged and learn what it is like to work with divers as they experience the underwater world for the first time and you will learn how to lead already certified divers and show them some of your favorite critters or dive sites.  Your SDI Instructor will also teach you how to manage divers, work the dive deck of a boat, and conducting safe and enjoyable dives.  Other things you can expect to learn is diving Physics and Physiology, and being a professional SDI Divemaster.  Your skills will be refined to demonstration quality and your knowledge increased to that of a professional.  After you have completed the SDI Divemaster course you can move onto the SDI Assistant Instructor Course where you will learn more about academic presentations and have the ability to teach certain SDI specialties.


 Assistant Instructor Course

The SDI Assistant instructor course is designed for you to gain practical teaching experience with an active SDI Instructor or Instructor Trainer. You will help an Instructor teach an Open Water Scuba Diver course, Advanced Diver Course, and Rescue Diver Course. Your SDI Instructor will also teach you to 

  • Prepare lesson plans
  • Give academic presentations
  • General dive management techniques.

Upon completion of the course you may teach and certify Skin Divers, conduct the Inactive Diver Program, and conduct the knowledge Quest review in the Open Water Diver Course.  With some additional training, you could go on to teach the following SDI courses;

  • Altitude Diver
  • Boat Diver
  • Computer Diver
  • Equipment Specialist
  • Marine Ecosystems Awareness Diver
  • Shore/Beach Diver
  • Underwater Photographer Diver
  • Underwater Video Diver
  • Visual Inspection Procedures
  • CPROX Administrator
  • CPR1st Administrator


 Instructor Course

So you’re ready for the next step and to get the chance to introduce new divers to the sport of Scuba diving, see the looks on their faces the first time they breath underwater or see things they have only seen in movies and on TV.  Maybe you want to become an SDI Instructor to start or change careers or so you can travel the world.  The SDI Instructor Course will teach current Divemaster or Assistants Instructors the knowledge to safely function as an SDI Instructor with the abilities to teach SDI Open Water Scuba Divers, Advanced Adventures Divers, Rescue Divers, Divemasters and Assistant Instructors. The program is divided into two sections, an Instructor Development Course (IDC) and an Instructor Evaluation Course (IEC).
The IDC teaches you how to; 

  • Schedule course
  • Successfully market scuba
  • Properly teach and design academic and in water sessions
  • Effectively utilize assistants.

The IEC evaluates everything you learned during the IDC.  This is typically a two day evaluation process and evaluates your abilities in:

  • Preparing and teaching academic sessions
  • Knowledge of subject matter
  • Pool/confined water lessons
  • Open water lessons
  • Emergency management abilities


 Specialty Instructor Courses

Diving that wreck, makes one wonder who had been a part of that ship’s history; using a dry suit in cold water to extend one’s diving season or following the light beam eliminating all the nocturnal creatures a diver sees during a night dive, diving offers so many different specialized areas. In addition SDI offers several non-diving courses that will expand an individual’s knowledge and skills while out of the water, such as CPROX1stAED course.


 IT Staff Instructor Qualifications

The IT Staff Instructor course is the first module of SDI’s Instructor Trainer (IT) development program. This program trains candidates to conduct the SDI Instructor Development Course (IDC) independently. In addition, IT Staff Instructors are qualified to conduct the SDI Non-Diving Specialty Instructor course and specialty ratings for SDI Instructors and Assistant Instructors. It also prepares candidates for the second module of the SDI Training program, the instructor trainer workshop (ITW).

Support materials for the IT Staff Instructor include

  • Instructor Trainer manual
  • IT evaluation slates
  • SDI Instructor manual


 Instructor Trainer Qualifications

The Instructor Trainer Workshop is an intensive seven day program that brings you to the highest level of training reached within International Training. You will interact with headquarters staff as well as other industry professional and hear sales and marketing ideas from around the globe. During the course you will get in-depth knowledge of:

  • How and why standards are developed
  • Interaction with SDI Headquarters
  • Evaluation techniques
  • Risk management, the legal side of diving, marketing and budgeting of Instructor level courses, evaluating in water performance of Instructor candidates 

You will also do a minimum of one session of confined water presentations and evaluations, one session of open water presentations and evaluations.  Support materials for the Instructor Trainer include

  • Instructor Trainer manual
  • IT evaluation slates
  • SDI Instructor manual
  • TDI Instructor manual


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