Diveimmersion

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The brain behind FATHOM Dive Systems


Argonaut Kraken

I came across this website: Vintage Double Hose and it’s fascinating what I learned about scuba vintage equipment. Actually, I still use my US Aquarius and Conshelf regulators and, believed me, I didn’t know those were considered vintage. The site was created by Bryan in 2004 and accoriding from what I read, he was frustrated […]

AAUS Logo

Mike Anghera, Diving Safety Officer

Mike Anghera Interview
The UCLA Scientific Diving Program provides training, logistics and support for faculty, staff and student reseachers at UCLA. All diving policies and procedures are based on the diving standards set forth by the UC Los Angeles Diving Control Board and the American Association of Underwater Scientists. All research diving projects and divers diving under the auspices of UCLA must be qualified and authorized according to the UCLA/AAUS Standards and abide with the current version of the UCLA Diving Safety Manual.

O’Neil’s Surprise

It was an afternoon routine when I compulsive checked my e-mail; one email captured my interest. I could not believe what I was reading. Someone was making me a gift, a Cochran EMC-20H Dive Computer. At first, I thought it was a joke, someone was jonking my jeter… but I decided to reply and see […]

TechDeco output

Tech Deco

This is a good program with a subtle set of variables and characteristics. It’s well suitable for an Open Circuit Diver to use on the field for last minutes review and run different profiles. What is lack is an alternative windows to run second or third dives in the same day.

An insightful conversation with Anna Kozlova.

A videographer, an adventurer, and a storyteller. Anna is an enthusiastic, experienced diver and underwater videographer with a background in science and additional education in cinematography. Anna has nine years of diving experience, eight of them as technical diver and asunderwater videographer, and more than one thousand logged dives. She has a creative personality, has a natural […]

Mike Cochran

Cochran Undersea Technology inDepth Magazine

With Michael Menduno help I authored this article for GUE’s (Global Underwater Explorers) InDepth blog/magazine. It all has been a labor of love, and we hope you enjoy reading it as much as we enjoyed writing and editing it. As any other article some photographs are left out, not all of them can make it for one reason or another. Below are […]

My son enjoying the beach, a family activity

The value of snorkeling with your kid

We always tend to go to the extreme, “I’m gonna do the open water course with my kids” I hear so many times, but my following questions to them are: How many times your kids had been in the water, at the sea or lake? Do they feel comfortable in the water where they can’t […]

Diveimmersion -Tools

Publications- technical diving A comparative evaluation of two decompression procedures for technical diving using inflammatory responses: compartmental versus ratio deco Bill Hamilton VPM algorithm for repetitive dives poster Clearing Up The Confusion About “Deep Stops” By Erik C. Baker Gradient Factor Decompression Program in Fortran GRADIENT FACTORS Matti Anttila, Ph.D. MV values ON MODERN DIVE […]

Water park

Where West meet East

Many concepts are the same between west and orient civilizations. Today I want to revise the concepts Chaos-Order and (tàijítú) Yin-Yang similarities. Both represents the deepest level of existences. Both philosophies are related to the dualism, for example light (day) and darkness (night).  Every part develops from each other. Thus, neither cannot exist without the […]

Andy Fritz

His a bold and humble person. A Highly intelligent with a strategic thinking. No doubt that his actions inspire others to dream, learn more and become more… RSS feed Andy Fritz started modifying Russian military rebreathers back in 1997 initially for personal use, but soon enough divers would travel to Thailand to get their rebreathers modernized and […]

Pelagian approach to Instant Cell Validation

The second function of the ADV is provide a simple means to verify the accuracy of the oxygen sensors during a dive. As mentioned in the Set up chapter, oxygen sensors are unreliable and your best defense is to check them frequently. Additionally, during the course of a dive, every time the ADV triggers the […]

Yoga props

Sustainable practice Sustainable means that you want to be able to continue doing yoga without injuries. More often than not, people get injured doing Yoga because they forgot to maintain a good posture foundation. Some people do more importance to breathing than how a posture (exercise) is performed. In reality; both are equally important; nonetheless, […]

Sport Diver Mar 2007

Dive Computers

A beginner guide What is underneath? Schematics of a Dive Computer Sensors/Clock → Storage Unit ↔ [Control Unit / Arithmetic and Logical Unit]CPU → Output [Display] A dive computer is a device that operated upon collected data, it is an electronic board which does arithmetic and logical operations accordingly with the programmed decompression algorithm and […]

George Bass

Underwater archaeology pioneer George Bass dies at 88
In a storied career spanning decades, the archaeologist led excavations of ancient shipwrecks and inspired a generation of scientific adventurers.

Ascent Rate: 60ft./min.?

Have you ever asked to your instructor how was calculated/ came-up-with the ascent rate of the tables or computer that you used? Do you think it reflects basic fact of human physiology? Well, the short answer is no. The selection was made by the USA NAVY based on a compromised between work and safety. At […]

Divesoft

Understanding Ratio Deco Air Tables

Before viewing the numbers, first let’s review a few concepts: “ascent strategy” and “overall procedure”. The strategy is the result of a combination of theory and practicality. The procedure accounts for Rock Bottom gas management for safety reason. The overall procedure is consistence and compatible with all levels of training and depth. So divers applied […]

John Clarke

The Jason Parker Trilogy

When saving the world is not enough. This part is focus on the intriguing side of being able to write a series, on evolution, on aliens, deep waters, low oxygen environments, life and more… podcast feed Series Middle Waters “A techno science fiction thriller that is grounded in what we know of our physical world, […]

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