Work on Your Buoyancy
Refine your buoyancy to dive safer, use less gas, protect marine life, and enjoy a smoother, more controlled underwater experience.
SDI Instructor Christine Loew
SDI Instructor Trainer Christine Loew shares how passion, safety, and constant learning define her approach to teaching diving.
TDI Approves Halcyon Symbios CCR
The Halcyon Symbios CCR is now CE-rated and officially approved for training within the TDI system, marking a new era in rebreather education.
SDI Instructor Ricardo Carrio
Argentinian instructor Ricardo Abel Carrio reflects on his journey, passion for teaching, and dedication to inspiring divers through knowledge and experience.
Brylske Partnership Announcement
SDI partners with Dr. Alex Brylske to lead ocean conservation, expand eLearning, and inspire divers worldwide through science and education.
The Beauty of Better
From feeding fish with cheese to protecting reefs, divers have come a long way—now it’s time to “know better and do better” for our oceans.
Oratório Cove and Gruta Azul
Experience the magic of Arraial do Cabo’s Outer Sea with stunning dives at Oratório Cove and Gruta Azul: adventure, beauty, and wonder.
Learning to Dive
Scuba diving is a life-sport that grows with you, learn, practice, and keep diving to stay skilled, safe, and passionate for life underwater.
Women Who Tech Dive Sabine Kerkau
From the Maldives to deep wrecks, explorer Sabine Kerkau shares her journey in technical diving, discovery, and pushing boundaries underwater.