DEPTH Blog

The most useful snippets from our authors, all in one place. DEPTH discusses topics of diving, equipment and environment, physics and physiology, technique and technology, and hyperbarics.

Dan Orr Kicks Off Shark Week Celebration in Driggs, Idaho

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Dan Orr is no stranger to shark diving. In 2008 he took his first shark dive trip to Guadalupe Island, Mexico, and Dan was instantly hooked.

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A Journey of Self Discovery

The Deepwater Horizon oil spill profoundly influenced my work, compelling me to create An American Immersion. After completing such an endeavor, the ever present question is what’s next? Its answer evolves with every new adventure. I just returned from Indonesia, and before I could complete my articles, I embarked on discovery in St. Croix.

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The Choice of Life or Death

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Photo Caption: The decompression chamber aboard the USS Dixon where David Scalia suffered his third cardio-respiratory arrest. Dr. Greg Adkission successfully resuscitated David and remained with him in the chamber for 12 hours.

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Do Nudibranchs Have a Front and a Back?

"Every time I submerge, a feeling of excitement and exploration fills me."

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Does Scuba Diving Have a Retirement Age?

Does Scuba Diving Have a Retirement Age?

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Why Harry Hawksbill Is My Hero

One of the reasons why author Paul Mila chose a sea turtle as the main character in Harry Hawksbill Helps His Friends was to bring sea turtles to the forefront of peoples' minds when thinking about ocean conservation.

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Raja Ampat

Raja Ampat is a special place. Author Jennifer Idol is traveling this week to share her experiences exploring the cradle of our oceans.

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Behind the Publishing Experience (+ amazing photos)

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Author Jennifer Idol has taken the dive industry by storm since last year (2016) when she published her first book, An American Immersion. Today, Jennifer shares a few insights on how to get your first book published (and a few photos from her dive near the Best Publishing Company HQ). . .

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Researching the Use of Rebreathers Under the Ice

John Heine, author of Cold Water Diving: A Guide to Ice Diving, travels to places such as Antarctica (pictured below) to oversee scientific diving through the U.S. Antarctic Program of the National Science Foundation. In the photo belog he is researching the use of rebreathers under the ice, as well as various new strategies to stay warm with the use of active (electric) heated undergarments.

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Decompression in a Hyperbaric Chamber Explained

More than 100 years ago, Sorbonne Professor Paul Bert, the father of pressure physiology, explained, “All symptoms, from the slightest to those that bring on sudden death, are the consequences of the liberation of bubbles of nitrogen in the blood [on-gassing], and even in the tissues, when compression has lasted long enough. The great protection is slowness of decompression [off-gassing].”

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Beyond the Journey. What's Next?

Jennifer Idol shares two questions that she is most frequently asked about her 50 state journey:

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Dive Accident Management: There's no hyperbaric chamber nearby, now what?

In 1982, when David Scalia was evacuated to San Diego after suffering an air embolism to his brain, there was no hyperbaric chamber in the city.

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You Are Part of This Journey

 

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The Physiology of the "Bends"

If you're a diver, you've most likely heard of the "bends" or "divers disease."

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You're Exclusive Sneak Peek . . .!

Get an exclusive sneak peek of this newly created 7-minute film by Jennifer Idol about her journey diving across all 50 states. Jennifer has not shared this video with many people outisde of her personal circle.

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Diving with Sea Turtles

It's always makes for a great dive when sea turtles are nearby, don't you agree?!

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Scuba Diving Safety

Many of you may have heard of, or know personally, Mr. Dan Orr.

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