• Three Divers Coralscape

    NAUI Coral Reef Specialty Course

    Underwater Ecologist : Coral Reef

    Coral reefs are primarily found in three major biogeographic regions of the world: The tropical western Atlantic (Caribbean), the Red Sea, and the Indo-Pacific region. Coral colonies are composed of thousands of tiny polyps, each with its own protective skeleton. The Underwater Ecologist (Coral Reef) specialty course focuses on the vertebrates and invertebrates of the complex living reef.

  • Two Deep Divers Descending

    NAUI Deep Diver Course

    Deep Diver

    Does the thought of deep diving fascinate you? If you are at least 18 and have a NAUI Advanced Scuba Diver certification or the equivalent, you can enroll in a Deep Diver course where you'll gain the knowledge and skills to plan and make enjoyable deep dives while minimizing risks of deep diving.

  • Two Freedivers Holding Line

    NAUI Freediving Specialties

    Freediving Specialties

    Take your freediving experiences to a whole new level in a Freediving Specialty program. Each course focuses on the specific skills and knowledge needed to safely increase your adaptation and performance underwater.

  • Night Diver in Coralscape

    NAUI Night Diver Course

    Night Diver

    If you’re like most divers, you’ll love exploring at night even more than during the daylight. At night the reef comes alive as many of the daylight inhabitants retreat to the safety of dens and ledges while nocturnal creatures take over the reef during the nighttime hours. The NAUI Night Diver course focuses on the specific skills and knowledge needed to increase your enjoyment and minimize the risks of diving at night.

  • Diver Rescue Exercise

    NAUI Rescue Scuba Diver Course

    Rescue Scuba Diver / Advanced Rescue Scuba Diver

    Once you are 15 years of age and a certified scuba diver, you can expand your diving knowledge with a NAUI Rescue Scuba Diver or NAUI Advanced Rescue Scuba Diver course.

  • Three Divers Surface Marker Buoy

    NAUI S&R Diver Course

    Search & Recovery Diver

    At some point in your diving career, you or your buddy will either lose or find something underwater and the knowledge and skills you gain in the NAUI Search and Recovery Diver course will help you when you do. You'll learn about underwater navigation using natural and compass techniques; the problems, methods, equipment, hazards, and safety procedures regarding limited visibility diving; proper search methods and techniques; and how to handle light salvage or recovery, including rigging and knot tying.

  • Training Assistant Helping Student

    NAUI Training Assistant Course

    Training Assistant

    If you possess the desire to assist in the training of other divers, a NAUI Training Assistant specialty course might be for you. This course will qualify you in the skills and knowledge necessary to perform as a training assistant during NAUI diver training courses overseen by an active-status NAUI Instructor.

  • NAUI Underwater Archaeologist Course

    Underwater Archaeologist

    Qualified divers are essential to collect and record archaeological data on submerged cultural resources and often perform invaluable volunteer assistance to accredited archaeologists by assisting during field work. Learn specific skills and knowledge that are helpful for wreck diving activities and provide increased enjoyment when visiting submerged cultural resources.

  • Digital Imaging Diver Underwater

    NAUI Underwater Digital Imaging Course

    Underwater Imaging

    Our underwater environment presents divers with scenes of breathtaking beauty with wild and incredible creatures that amaze and fascinate. How can you possibly remember each one unless you bring them back through photography or videography? NAUI has trained some of the best underwater photographer and videographers in the world!

  • Coralscape and Coral fish

    NAUI Underwater Ecologist Course

    Underwater Ecologist

    As you become more environmentally aware of your underwater surroundings, you may find yourself particularly interested in the ecology of two major oceanic environments, the kelp forests and the coral reefs. NAUI proactively promotes sound environmental diving techniques to help protect our planet's ecosystems, and teaching divers how to better interface with the delicate kelp and coral environments. Through the Underwater Ecologist courses, you will learn more about our favorite diving environments.

  • Diver in Grotto

    NAUI Underwater Environment Course

    Underwater Environment

    Enroll in a NAUI Underwater Environment course to learn about the physical and biological aspects of the diving environment with an emphasis on your local area. You'll study related sciences, such as oceanography, limnology, geology, biology, and ecology, and learn about various types of plant and animal life, conservation and pollution issues, the characteristics of water movement, shore, bottom and surface conditions, and how to plan dives in diverse diving locations.

  • One Diver Observing a Wreck

    NAUI Wreck Diver Course

    Wreck Diver (External Survey)

    If you are at least 18 years old and have a NAUI Advanced Scuba Diver certification or the equivalent thereof, you can take a Wreck Diver (External Survey) course and start exploring sunken vessels, aircraft, and other amazing wrecks in the underwater world. During your training, you will learn about safety, hazards and cautions, special risks of overhead environments, entanglement, limited visibility, deep diving, equipment, location of wrecks, sources of information, search methods, underwater navigation, legal aspects, artifacts, treasure, salvage, archaeology, and much more.