Fish Identification - Ecology 2026

XR FoundationsThe XR Foundations course is your first step into the world of technical diving, where we lay the foundation for further technical training. In this hands-on course, we’ll delve deeper into equipment configuration and get in the water to practice various finning techniques and horizontal trim. Additionally, team diving and the associated communication are key components of this course.The XR Foundations course gives you a solid foundation to build upon. For some XR courses, such as XR Cavern Diving and XR Wreck Diving, the XR Foundations course is a mandatory prerequisite.

Welcome to the Nudibranch Ecology course, where you will explore the world of sea snails in seven detailed sessions. Begin with their classification and habitats, then learn about their locomotor, sensory and respiratory systems. Discover their complex reproductive strategies, relationships with other marine organisms, feeding habits and crucial role in ecosystems. Explore their defense mechanisms and interactions with humans and highlight their importance for research and conservation. This course deepens your understanding of these extraordinary creatures, perfect for marine biology enthusiasts, students or the curious. Join us and uncover the secrets of nudibranchs.

Recreational Avelo Diver (RAD) Course – Learn to dive the way it’s meant to beThe Recreational Avelo Diver course is your gateway to a completely new diving experience.During this training, you’ll learn not only how the system works, but especially how it feels. From your very first dive, you’ll notice the difference: greater stability, fewer distractions, and a much more natural way of moving underwater.

This globally recognized certification is the best way to begin your lifelong adventure as a diver. Personalized training is combined with sessions in the water to ensure you have the skills and experience needed to become truly comfortable underwater. You too deserve an SSI Open Water Dive certification!

In this specialty program you will gain the skills and knowledge you need to safely and confidently navigate underwater. You will learn how to use a compass and natural navigation techniques, estimate distance, how to depart from and return to a designated point including basic navigation patterns. You will also learn how to combine these navigation techniques to enhance your diving experience. All this enhances your underwater observation skills, improves your dive safety and helps you get the most out of every dive. Upon completion, you will earn the SSI Navigation Specialty certification.

Night diving requires different skills than daytime diving. The SSI Night Diving and Limited Visibility Specialty is the best way to learn about night diving and practice the techniques you need to become a safe and confident night diver. This program will equip you with all the knowledge and skills you need to dive safely and comfortably at night or in limited visibility. With a combination of online learning and open-water diving, you will learn how to enter and exit the water, use special equipment and communicate easily with your buddy at night or in limited visibility. Upon completion, you will earn the SSI Night Diving and Limited Visibility Specialty certification and be ready to go night diving with confidence!

Private Wingtest Pool Lessons - van Gils

Without heavy equipment, freediving gives you the ultimate freedom to move easily underwater. It is the purest form of diving and gives you an incomparable feeling of oneness with the ocean. In the Try Freediving program, you will try freediving in sheltered water and discover why freedivers truly love their sport. Join us today and discover your inner freediver.

Coral reefs are prized among divers and rightly so; floating over a healthy reef full of vibrant life is truly magical. These precious ecosystems are fascinating and the SSI Coral Identification Specialty program is the best way to learn more about coral reefs and get the most out of diving on a reef. In this program, you will learn the skills and concepts you need to identify corals and earn your SSI Coral Identification Specialty certification.

When you become an SSI Level 1 freediver, you open the door to worldwide freediving opportunities. Learning to freedive with SSI is easier than you think. This program combines (online) training, pool/shaded-water sessions and open-water dives to help you become a confident and safe freediver in no time. Once certified, you can freedive with a buddy in open water to depths of 20 meters and explore a variety of stunning underwater ecosystems around the world. Get started online today.

In this sidemount course you will learn everything you need to make recreational sidemount dives with one or two cylinders to a maximum depth of 30 meters or to your certification depth, whichever is deeper. Sidemount diving is already common for wreck, mine and cave divers, but now the benefits are being discovered by more recreational divers. Without a heavy tank on your back, you'll feel more comfortable in the water, and you'll find that your streamline and trim improve effortlessly. Because you use less energy, you can reduce your gas consumption so you can get the most out of your dive time. With better control over your buoyancy, easier access to your valves and more redundancy, sidemount diving offers safety and peace of mind. This is the best sidemount diving course to discover and enjoy the enticing benefits of this diving style. You will learn all the skills and knowledge you need to dive safely and comfortably with a sidemount equipment configuration with one or two cylinders.

As a Nitrox diver you can increase your bottom times or safety margins and of course shorten surface intervals - so you can spend more time exploring the dive sites you love most and less time waiting! In this program, you will learn new skills and increase your diving knowledge while learning how to safely plan and dive with enriched air mixtures containing up to 40% oxygen. Upon completion, you will earn the SSI Enriched Air Nitrox 32% or 40% certification.

The SSI Snorkel Diver program is the first step to discovering your inner mermaid. It is the best way to learn to snorkel and develop enough confidence in the water so you can go snorkeling and explore the ocean's enchanting landscapes and marine life. You do not need to be an experienced swimmer to participate in the Snorkel Diver program and there is no minimum age to join. You just need to be comfortable in the water, be able to maintain your buoyancy and you are ready to begin the adventure of a lifetime! This program will introduce you to the equipment and skills you need to snorkel safely. Earn an SSI Snorkel Diver recognition certification today!

It's easy for diving skills to get rusty and lose confidence if you haven't dived for a while. The SSI Scuba Skills Update will get you back in the water and diving quickly. This refresher course allows you to review and practice the diving skills you learned in your Open Water Diver program, under the guidance of an SSI Professional. This is a great course to take right before a diving vacation, so you can worry less about your skills and have more time to admire marine life. If you're an unrestrained Open Water Diver student, a Scuba Skills Update is ideal for practicing your diving skills before taking open water dives. With no set course length, you are able to take your time and focus on the skills you need help with.

The SSI Diver Stress and Rescue specialty program teaches you the skills you need to protect yourself and other divers. You'll learn how to recognize stress, prevent accidents and learn practical techniques to perform rescues and provide emergency care. With a combination of sessions in the pool and in open water, you'll be well prepared and confident in handling emergencies and rescue situations. Upon completion, you will earn the SSI Diver Stress and Rescue Specialty certification.