By: John Bentley Ask technical instructors what skill you need to go from recreational diving to technical diving and the common answer is “hover.” It doesn’t...
By John Bentley and Brian Shreve Perusing internet forums on technical diving can be an entertaining way to waste a few moments of a lunch hour, but...
By Brian Shreve (with contributions by Jordan Greene) You’re swimming along, just enjoying the dive. Suddenly, out of nowhere, it strikes. It feels like a ball of...
By Jon Kieren As an Instructor Trainer, I am often asked about the process and timeline to become an SDI Open Water Scuba Diving Instructor. The...
By Joel Silverstein People have sailed the seas for thousands of years and many of those ships have fallen prey to storms and collisions, ultimately finding...
By John Bentley LED vs. other bulbs Cave diving pioneers are quick to bring up the limitations of their giant canister lights compared to the more powerful...
By John Bentley With all the redundancy and integrated safety features in dive equipment it is surprising to think that our second stage regulator delivers gas...
Check out Part 2 here. Admittedly, there isn’t much to actually using your snorkel, other than placing the mouthpiece in your mouth and breathing slowly and...
Check out Part 1 here. Before using your snorkel, you will need to attach it to your mask. There are both right and wrong ways to...
By Brian Shreve & John Bentley Scuba Diving International was the first training agency to offer a Solo Diver certification, and it’s become more and more...
What is the best type of snorkel for you? That will depend on a variety of factors, but chief among them will be the answer to...
By Paul Montgomery Besides talking about the NFL’s New England Patriots here in the United States, one of my favorite topics to talk about, deliver opinion...