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Get Started Scuba Diving

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A step-by-step guide getting started scuba diving.

Scuba Diving Spotlight10

What Is Technical Diving?

Technical diving (tec diving) is a type of scuba diving that enables divers to exceed recreational diving limits of time, depth, and penetation.

Do You Need to Know How to Swim to Scuba Dive?

Do you need to be able to swim to scuba dive? Scuba experience programs do not require that students know how to swim, but certification courses do.

Michael Mallis

Michael Mallis is the guest author for scuba diving in Australia for About.com Scuba Diving. He is an avid cave diver, open water diver, and underwater photographer.

What Is a PADI Divemaster?

A divemaster is qualified to supervise certified divers and assist instructors. Suzy Phipps explains the role of a divemaster in the scuba industry.

The Buddy System and Freediving

One of the best ways to reduce the risk of freediving is to dive with a certified buddy. Learn three ways that a buddy makes freediving safer.

Accident Analysis and the Birth of Modern Cave Diving

The five rules of accident analysis in cave diving are guidelines developed by examining diver's mistakes and creating rules avoid repeating them.

What Is Trimix?

What is Trimix? Trimix is a blend of oxygen, helium, and nitrogen used by technical scuba divers to safely dive beyond recreational dive limits.

Suzy Phipps

Suzy Phipps is About.com Scuba's Guest Author to PADI Professional Training. She is the Course Director and Director of training at XTC Dive Center in Mexico.

Alain Pocobelli

Profile of Alain Pocobelli, owner of Cave Diving Training in Playa del Carmen, Mexico. Alain Pocobelli is About.com Scuba's guest author to cave diving. He is an accomplished cave diver, side mount diver, and cave instructor.

Vincent Rouquette-Cathala

Technical Scuba Diving and Cave Instructor in Mexico - Vincent-Rouquette Cathala of Phocea Dive Center in Playa del Carmen.

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