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Alert Diver Issue: Q4 2023

Healing Without Worry

November 20, 2023  By Rod Allen

AFTER I SPENT ALMOST 20 HOURS in a hyperbaric chamber over five days, life there had grown tedious. The last 15 minutes, however, were not only exciting but highly instructive. […]

decompression illness, Cozumel International Hospital, Cozumel, Mexico, 51 minutes at 60 feet, Codiac Seals, DCS symptoms, DAN dive accident insurance, Alert Diver magazine Q4 2023

Commercial Diving Safety

November 20, 2023  By Jim Elliott

FOUR SCUBA DIVERS BECAME TRAPPED and died while working in an offshore pipeline in 2022. This incident was a harsh reminder that commercial diving is a “hazardous occupation that presents […]

commercial divingsafety, Commercial diving operations , pneumofathometer hose, compressor failure, Hookah systems, work in the commercial diving industry, shipwreck removal , MVGolden Ray, daily job hazard analyses, underwater inflatables can be hazardous, differential pressure, uncontrolled ascents, surface-supplied diving operations, full-face masks, commercial diving does not typically use scuba, International Consensus Standards for commercial divers face additional hazards, Commercial Diving and Underwater Operations, Specialized training, Association of Diving Contractors International (ADCI), Alert Diver magazine Q4 2023

Michael Lombardi: Immersed in Science

November 20, 2023  By Madeline Coombs and Frauke Tillmans, PhD

FISHING AND BEING ON THE WATER with family while growing up influenced Michael Lombardi to study marine biology. He and a friend got certified to dive during his junior year […]

Michael Lombardi, Portable underwater habitats, treat diving as a science, Atmospheric diving suit technology, Antikythera wreck site in Greece, atmospheric suit with no water pressure on the operator, Derilissus lombardii, deep reef diving for science , The Great Hammerhead Stakeout, Ocean Space Habitat, portable inflatable underwater habitat, techniques for deep-diving work to more than 400 feet, Win Burleson, Nuytco’s Exosuit ADS, commercial diving, Ocean Space Habitat, Alert Diver magazine Q4 2023

Freediving Risk Assessments

November 20, 2023  By Jim Chimiak, MD, and Juan Valdivia-Valdivia, MD

THE RAPID GROWTH OF FREEDIVING in the U.S. brings a positive light to a sport that is mentally healthy and physically inspiring but has little tolerance for error. Shallow-water blackout […]

consequences of freediving, Rehearse underwater and surface rescue techniques , breath-hold limits, in-water briefing, freediving-specific first aid course, Juan Valdivia, freediving certification, EAP for freediving, certified freedivers, emergency action plan (EAP), respiratory barotrauma when freediving, freediving safety practices, Shallow-water blackout when freediving, Alert Diver magazine Q4 2023

Best Practices for Disinfecting Dive Equipment

November 20, 2023  By Francois Burman, Pr.Eng, MSc

AFTER THE INITAL SCARE AND LOCKDOWNS FROM COVID-19, divers soon started to explore ways to safely get back into the water. Disinfection has always been a consideration in diving, but […]

Disinfection of dive gear, cleaning, sanitizing, and disinfecting dive gear, cleaning dive gear, pathogens in dive gear, surface contaminants, infectious germs, fungus, mold, bacteria, communal rinse buckets, sanitizing solutions, rental dive gear, immerse dive gear for two minutes in a 2 percent solution of bleach and water, precautions to achieve infection control, Alert Diver magazine Q4 2023

Geri Murphy

November 20, 2023  Text by Stephen Frink | photos and captions by Geri Murphy

BEFORE THE INTERNET WAS AVAILABLE, people read print magazines to learn about scuba diving — how to do it, what gear to buy, and where to go. For 51 years, […]

underwater photojournalist Gery Murphy, underwater photography, underwater script supervisor The Deep, visual continuity in The Deep, Great White Shark photos, Paul Tzimoulis, the publisher of Skin Diver, Skin Diver magazine photographer, New Jersey Wreck Diver, Stingray City, Women Divers Hall of Fame, International Scuba Diving Hall of Fame, th queen of cover photography for Skin Diver is Geri Murphy Alert Diver magazine Q4 2023

Recovering Color in Underwater Photography

November 20, 2023  By Logan Wood

IMAGINE SCROLLING THROUGH SOCIAL MEDIA posts or flipping through your favorite dive magazine. Your eye catches a photo of the most pristine waters you have seen. The sun is peeking […]

underwater photography, white balance, color loss or underwater photos, Green and blue are the only colors left past 60 feet (18 meters), green and blue tones overpower the reds, yellows, and purples, white balance, color temperature, color depth chart, white light spectrum as depth increases, color shift at depth, shoot in a RAW photo format, setting white balance, Alert Diver magazine Q4 2023

Blame the Ballast

November 20, 2023  By Sarah Egner

MARITIME TRANSPORT HAS MORE TO DO WITH CORAL DISEASE than you might think. Just like most animals, corals can get diseases. Researchers first recognized coral disease in the early 1970s. […]

coral disease from ballast water, connection between coral disease and maritime transport, ships, ballast, coral disease, coral bleaching, human influences on coral disease, microscopic organisms called ciliates, ballast water exchange (BWE) ballast water management, control your dive buoyancy to protect coral, decontaminate dive gear to protect coral, Alert Diver magazine Q4 2023

Freediving Fins Reinvented

November 20, 2023  By Mark Laboccetta

IN THE 1900s UMBERTO PELIZZARI was a young diver from Busto Arsizio, Italy, who was making headlines by breaking world records in constant weight and variable weight freediving. Needing an […]

Carbon fiber fins, safer freediving, Alert Diver magazine Q4 2023

More Than Colorful Coral

November 20, 2023  Text and photos by Peter Schopfer

I’M ALWAYS AMAZED at what people will do for love. My girlfriend, who is terrified of the ocean, announced that she wanted to learn to dive and then accompany me […]

Alert Diver magazine Q4 2023