Richard Devanney is a technical diving instructor currently working in Norway and Antarctica. He runs https://
You can contact him through his website or youtube channel, or find him somewhere on his JJ-CCR
decompression theory part 3
Tips for Reaching the Valves on your Twinset
This is not in any way, shape, or form about how to do a valve drill, shutdown drill, boom scenario or whatever else you call it. How you twiddle those knobs behind your head is for you and you alone to decide. This IS, however, a troubleshooting guide to fixing some details that might make it easier for you.
Online diving for dive operators
Need some help figuring out how to reach more people online? Richard Devanney is sharing his two cents on how he’s building his online presence. He shares what’s working and what’s not. What he thinks could be the best use of time for promoting your business and overall how to get more eyes to your website.
Decompression Theory Pt 4
You loved the first three parts of our decompression theory articles so, we're excited to give you part 4. Richard Devanney will walk you through part four of his decompression series focused on layperson terms breaking down the tips and tricks.
Getting to Grips with Narcosis
Do you know what happens when you push the limits too far? What you're risking? Is it truly worth it? Narcosis isn't something to joke around with. We're taking a deeper look into it and handing out the facts on why you should always dive to your certification and stay well within your limits.
Gas Switch Roulette
If you learn a thorough gas switching method and then get complacent or think you know better, normalisation of deviance will eventually catch up with you and you are risking your life.
Decompression Theory – Part 2
The first section of this series on decompression theory attempted to describe the processes that determine how our bodies on and off-gas. This article continues on that theme and goes into a little more detail about what factors govern the amount and rate of on and off-gassing.
Decompression Theory – Part 1
There is a common misconception within the recreational diving community that decompression theory is a well understood process.
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