High-Pressure Hoses

Francois Burman

Q1 2022

PEOPLE WHO HAVE FILLED scuba cylinders, refilled oxygen cylinders, or boosted a gas mix are familiar with using flexible hoses. Some hoses are covered with a durable rubber or thermoplastic […]

Mexico’s Sardine Run

Text and photos by Amos Nachoum

Q2 2022

Although striped marlins (Kajikia audax) are slower than some of their billfish cousins, their 50-mph (80-kph) speed is plenty fast for me. I try to swim alongside this stealth bomber […]

Iceland

Text and photos by Brandon Cole

Q1 2022

Uncover the mysteries beneath the sea in Iceland, with a look at the Strýtan pinnacle and its fascinating hydrothermal activity.

Fred Buyle

Stephen Frink; photos and captions by Fred Buyle

Q1 2022

Delve into Fred Buyle’s extraordinary photography portfolio, showcasing decades of travel and minimalistic artistry underwater.

Underwater Smartphone Photography

Tobias Friedrich; photos by Tobias Friedrich

Q1 2022

LIKE ANOTHER UNIVERSE, the underwater world is full of whimsical inhabitants, sinuous sharks, and huge mammals that have always fascinated people and probably always will. As a photographer, you enter […]

Chasing Weeds

By Jennifer Hayes

Q1 2022

How many times have you noticed the line of weeds out of the corner of your eye and driven past, around, or through it without a second glance on your […]

Scuba Cylinder Rundown

Grant Dong; photos by Stephen Frink

Q1 2022

The 11-liter aluminum 80, aptly named for its 11-liter internal volume and 80-cubic-foot (2.3 cubic meter) capacity when filled to its 200 bar/3,000 PSI rated pressure, is by far the […]

Celebrating Young and Old in Turks and Caicos

Michele Westmorland; photos by Michele Westmorland

Q1 2022

A TWO-WEEK LIVEABOARD in Turks and Caicos was the first dive trip I’d taken in 18 months, and I quickly learned that this small island nation has plenty to offer […]

PFO Concerns in Dive Injury Treatment

Q3/Q4 2021

If the diver is symptomatic and you are rendering care, then you need to treat the symptoms. Give them the highest concentration of oxygen available, and get them to definitive health care and treatment. Remember that many conditions show symptoms that may mimic DCS. Just because someone was diving does not mean they have a dive-related illness. When creating your emergency action plan, note the location of the nearest emergency room or where and how to access local emergency services.