Diver Training

Trimix II Diver TrainingNAUI Trimix II Diver is an advanced technical course for Trimix I certified divers who want to plan dives beyond 60 meters or 200 feet using more complex mixed-gas strategies. The official NAUI page describes training for dives...

Course OverviewTDI Full Cave is the third stage in TDI's cave-diver development program and expands the skills learned in Cavern and Intro to Cave. The official TDI page describes advanced cave dive planning, practical execution in different cave...

Train for Technical Mine DivingIANTD Mine Diver is represented on the current IANTD site by the Mine Diver & Technical Mine Diver program, which is designed to train divers in safe technical mine diving. Mine environments can combine overhead navigation,...

Use CCR Technology in CavesGUE CCR Cave is advanced overhead training for divers who are already competent in both cave diving and closed-circuit rebreather use. GUE explains that deeper cave exploration and longer passages may create a need for...

Course OverviewTDI Advanced Nitrox expands a diver's gas knowledge beyond basic nitrox and is one of the foundation courses for technical diving. TDI states that the course qualifies divers to use enriched air nitrox from EAN 21 through 100 percent,...

Get Comfortable in a DrysuitGUE Drysuit Primer is built for divers who want to transition from wetsuit diving to drysuit diving without adding uncontrolled buoyancy or unnecessary stress. GUE describes the course as preparation for drysuit diving using...

Tech Nitrox and Cave DecompressionNSS-CDS Tech Nitrox and Cave Decompression Diver trains cave divers in staged decompression strategies, emergency management, and proper procedures for using EAN-21 through 100% oxygen in cave dives requiring...

Dry Suit Diver TrainingPADI Dry Suit Diver teaches certified divers how to dive comfortably in cooler water while managing the new buoyancy and safety considerations created by a dry suit. The official PADI page describes the course as learning how to...

Normoxic Trimix CCR TrainingIANTD Normoxic Trimix CCR Diver training, described by IANTD Spain as Rebreather Normoxic Trimix Diver, prepares qualified rebreather divers for helium-based mixed-gas dives between 130 fsw and 200 fsw. The program is intended...

Course OverviewPADI Tec 50 is the final course in the core open-circuit TecRec sequence before trimix-level training. It builds on Tec 40 and Tec 45 by preparing divers to plan and conduct extended-range dives to 50 metres/165 feet, including staged...

Mixed Gas Blender and O2 TechNAUI Mixed Gas Blender/O2 Tech is a support course for students who need to safely handle high-pressure gases, prepare oxygen-enriched air and helium-based breathing mixtures, and prepare equipment for oxygen service. The...

Course OverviewTDI Advanced Wreck trains qualified divers to plan and conduct more serious wreck penetration dives with technical-level preparation. The official TDI page describes it as the next step after SDI Wreck Diver, with instruction in locating...

Advanced Open Water TrainingNAUI Advanced Open Water Scuba Diver is a continuing education course for certified divers who want guided experience in a broader range of open-water activities. The official NAUI page states that participants complete six...

Train for Advanced Wreck PenetrationIANTD Advanced Wreck Diver is matched here to IANTD?s current Technical Wreck Diver course page, which covers extended wreck penetration and technical use of breathing gases. IANTD describes the program as training...

Transition to Double TanksGUE Doubles Primer is a practical course for divers who want to move from a single tank into a double-tank configuration with control and comfort. GUE explains that longer dives, greater depths, and more advanced environments...