Treasure in Lake Michigan 

WOULD YOU BE SURPRISED TO LEARN that treasure is beneath the surface of Lake Michigan? It’s true, and these treasures give us glimpses into our history. They aren’t found inside shipwrecks — the wrecks themselves are the treasures.

The Last Voyage

IT IS MAY 1940, AND GERMANY HAS BEEN AT WAR WITH THE UNITED KINGDOM for more than eight months. Tensions are high across western Europe. It appears inevitable that Italy, under the fascist government of Benito Mussolini, will enter the war aligned with Germany. In Naples, Capt. Lorenzo Muiesan of Italy’s SS Umbria, a maritime […]

Rewilding Mustique’s Reefs

IT’S NO SECRET THAT CARIBBEAN REEFS ARE IN CRISIS. Many stony coral species face an uncertain destiny, and some scientific predictors point toward extinction in the near future for some species.
What is the value of a dead reef compared with the value of a living marine ecosystem?

Dean Hollis: A Passion for Water and Impacting Lives

DEAN HOLLIS, FOUNDER OF SWIM AND DIVE RETAILER DIVENTURES, grew up in Lakeland, Florida, as a third-generation Floridian. “I spent the first 22 years of my life in Florida, where I pretty much lived in the water,” …

Decompression, Stage, and Bailout Cylinders

DIFFERENT TERMS CAN SOMETIMES DESCRIBE the same piece of equipment in the dive industry. What some divers call a dive light, for example, others call a dive torch. They are physically identical, so the names are interchangeable …

dive industry equipment terminology confusion; dive industry equipment terminology confusion

DAN Dispatch: New Annual Diving Report Available

THE NEWEST EDITION OF DAN’S ANNUAL DIVING REPORT IS NOW AVAILABLE. While the release of the 2020 report was delayed, it offers fascinating insights, statistics, and case summaries of recreational dive incidents and fatalities that occurred in 2018.

DAN Annual Dive Report

Program Spotlight: DAN’s Oxygen Grant Program

OXYGEN HAS LONG BEEN RECOGNIZED AS THE PRIMARY FIRST AID for scuba diving injuries, specifically decompression sickness (DCS) and arterial gas embolism (AGE). Part of DAN’s mission is to ensure that oxygen first aid equipment …

DAN Oxygen kits

Travel Smarter: Dive Resort Safety

PLANNING A DIVE VACATION and all the associated details can be a frustrating endeavor. The logistics of obtaining gear, arranging transportation to and from dive sites, and booking a place to stay that can accommodate your needs requires …

Travel Smarter: Dive Resort Safety

Empowering Adaptive Divers

WHEN LIFE GIVES YOU LEMONS, you make lemonade, as the saying goes. Such was the case for Jen Overturf. She suffered a spinal injury at her sixth thoracic vertebra from a dirt-biking accident in 2003 that left her paralyzed from the waist down. After the accident …

Mike Bartick: Blackwater Beckons

WHEN MIKE BARTICK GOES TO HIS 40-YEAR HIGH SCHOOL REUNION in a couple of years, he’ll have to explain how a Southern California kid ended up living mainly in the Philippines and becoming one of the world’s most innovative marine life photographers. His trajectory will be …