Author

Richard Devanney

Richard Devanney

Multi-agency Instructor

Richard Devanney is a PADI, SSI, BSAC and SDI instructor who teaches technical diving through TDI, SSI XR and PADI TecRec. He currently lives in Reykjavik, Iceland, and manages Dive Silfra, owned by parent company Arctic Adventures. He runs a Facebook technical diving page called Iceland Technical Diving. (Profile photo by Byron Conroy)

Stories by Richard
decompression diving
Training In the Water

Decompression Diving 101

Interested in decompression diving? Here’s what you need to know to get started and what you can expect once you try it.

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Wreck Penetration
Training Wrecks In the Water

Hazards of Wreck Penetration

Wreck dives can be some of the best of your life, but there are hazards when it comes to wreck penetration. Here are three to watch out for.

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Choosing a BCD
Reviews In the Water

Choosing a BCD: Jacket or Wing

Most recreational divers use a jacket-style BCD, but at some point, you’ll see divers in wing-style BCs. What’s the difference, and which is right for you?

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Many divers simply call the gas in their tank “oxygen” or “air” without really knowing what it’s made of. What’s the difference between scuba diving gas mixes?
Training In the Water

The Difference Between Scuba Diving Gas Mixes

Many divers simply call the gas in their tank “oxygen” or “air” without really knowing what it’s made of. What’s the difference between scuba diving gas mixes?

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New stuff
Vobster Quay

Virgin Start-Up Backed Company Creating Artificial Reef at Vobster Quay

A Virgin Start-Up-backed company, ARC Marine, is creating an artificial reef at premier U.K. dive site Vobster Quay in 2017.
by Kathryn Curzon

Best Dive Sites in Scapa Flow

In the Scottish Highlands, a remote, sheltered stretch of water around the Orkney Islands is home to Scapa Flow, with some of the best dive sites in Britain.
by Guest Author Chris Vyvyan-Robinson

Diving in Raja Ampat

The diving in Raja Ampat, Indonesia is world-class, sustainable and — perhaps surprisingly — can be quite affordable.
by Andy Phillips

Surface Signaling for Scuba Divers

Getting someone’s attention underwater is a crucial safety skill. Here’s a roundup of the most common underwater signaling for scuba divers.
by Thomas Gronfeldt