From Beginner to Advanced Divers
At 901 SCUBA, we provide personalized diving certifications and training throughout the Memphis area and Mid-South region. We offer flexible, professional instruction from beginner Open Water courses through advanced Technical and Emergency Response certifications. Our mobile training approach means we bring expert diving education directly to you, whether you’re starting your underwater journey or advancing to specialized diving techniques.
Recreational Diving Certifications
Explore the full spectrum of recreational diving with our certification programs that range from Open Water Diver through Divemaster level, plus specialty certifications in areas like deep diving, nitrox, drysuit diving, and rescue diving
Open Water Scuba Diving
This is where it all begins! Launch your diving career with the SDI Open Water Scuba Diver program, combining flexible online education, hands-on pool training, and exciting open water experiences. This comprehensive course builds the skills and confidence you need while providing certification that opens diving opportunities around the world.

Advanced Diver
Progress from beginner to skilled diver with SDI Advanced Diver certification. Build confidence and expertise through comprehensive training in four specialty areas from SDI, TDI, or ERDI programs for more challenging underwater adventures.
Rescue Diver
Build life-saving skills with SDI Rescue Diver training. Develop expertise in emergency response and first aid techniques to become a trusted, safety-focused diver prepared for any underwater situation.
Master Diver
Reach diving’s highest recreational level with SDI Master Scuba Diver certification. Demonstrate advanced expertise through specialty training, rescue certification, and 50 logged dives to achieve the ultimate non-professional diving credential.
Advanced Buoyancy Control
Buoyancy control defines great diving. The SDI Advanced Buoyancy Diver course enhances ascent safety, refines underwater positioning, improves air efficiency, and teaches environmental responsibility for sustainable diving practices.
Computer Nitrox
Unlock extended dive times with the Nitrox certification. Learn to safely utilize oxygen-enriched breathing gas through SDI Computer Nitrox training, covering mixtures from 22% to 40% oxygen content.
Deep
Unlock deeper dive sites with SDI Deep Diver training. Explore depths of 60-130 feet to reach impressive wall dives, shipwrecks, and marine life unavailable in shallow waters. Develop proper planning techniques and safety protocols for diving beyond Open Water certification limits.
Diver Propulsion Vehicle
Accelerate your diving with SDI Diver Propulsion Vehicle training. Build expertise in DPV operation, dive organization, safety techniques, and hazard recognition for safe underwater scooter use in open environments.
Drysuit
Unlock year-round diving with SDI Dry Suit training. Explore cooler waters teeming with wildlife and perfect for underwater photography. Master dry suit skills, equipment selection, maintenance practices, and repair basics to dive comfortably in any conditions.
Navigation
Become an underwater pathfinder with SDI Navigation certification. Learn to read natural underwater features and master compass navigation for precise movement, site relocation, and strategic dive planning both above and below water.
Night and Limited Visibility
Experience diving’s nocturnal wonders through SDI Night/Limited Visibility certification. Master essential skills like dive light techniques, navigation in darkness, enhanced buddy procedures, and observing nighttime sea creatures for safe and exciting underwater exploration.
Wreck
Safely navigate sunken treasures with SDI Wreck Diver certification. Develop proper techniques and equipment knowledge for wreck exploration, choosing between external surveys (2 dives) or limited interior penetration (3 dives) within visible light.
Technical Diving Certifications
Technical diving certifications open the door to the most challenging underwater environments—from deep wrecks to cave systems—with rigorous training in mixed gas diving, decompression theory, and advanced safety protocols
Intro to Tech Diving
Transition to technical diving with TDI Intro to Tech training. Build advanced planning capabilities, strengthen underwater skills, and master efficient equipment arrangements through focused instruction and practice.

TDI Nitrox
Get more from your dives with TDI Nitrox Diver certification. Gain skills in using oxygen-enriched gas mixtures to safely extend bottom times within recreational limits.
TDI Sidemount
Evolve your technical diving with sidemount configuration training. Learn to position tanks alongside your body for superior hydrodynamics, easier tank handling, and enhanced access through restrictions while maintaining full technical diving capabilities.
Advanced Nitrox
Maximize your underwater time with TDI Advanced Nitrox certification. Learn to use oxygen mixtures from 21% to 100% for extended dives to 130 feet without decompression stops. Essential training for scientific divers, photographers, and rebreather operators entering technical diving.
Decompression Procedures
Break through recreational depth and time limits with TDI Decompression Procedures training. Learn planned staged decompression techniques for dives to 150 feet, moving beyond standard sport diving constraints. Combined with Advanced Nitrox, this creates the essential foundation for all technical diving advancement.
Helitrox
Advance your technical diving with TDI Helitrox certification. Learn decompression planning to 150 feet using helium-based mixtures to reduce narcotic effects, mastering equipment setup and staged decompression with gases containing up to 35% helium content.
TDI Diver Propulsion Vehicle
Advance technical diving capabilities through TDI DPV certification. Master underwater scooter operations, comprehensive dive planning, and risk management strategies designed for complex technical diving environments and extended-range missions.
Cavern Discovery
Are you interested in overhead diving adventures? Begin exploring overhead environments with TDI Cavern certification. Master essential techniques for safe cavern exploration before starting a TDI Cavern certification.
Cavern
Begin overhead diving adventures with TDI Cavern certification. Master essential techniques for safe cavern exploration within ambient light limits, developing proper planning skills and hazard management for overhead environments.
Emergency Response Diving Certifications
Emergency response diving certifications prepare divers to serve their communities through specialized training in underwater rescue operations, evidence recovery, and emergency response protocols for law enforcement and fire departments

Ready to Start Your Diving Adventure? Contact Us Today!
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