Alert Diver Issue: Q2 2026

From Warship to Reef

June 1, 2026  by Joseph Frey

Discover the remarkable history of the HMCS Canada, a warship now resting underwater, transformed into a vibrant reef habitat.

Diver Jason Cook illuminates the anchor windlass on the foredeck of HMCS Canada.

Right Place, Right Time, Right Training

June 1, 2026  By Shannon Hunt

Discover how Right Place Time Training can enhance survival rates during cardiac emergencies through immediate intervention.

Corbin has an echocardiogram

The Shifting Sea

June 1, 2026  Text by Anita Verde, Photos by Anita Verde and Peter Marshall

The Shifting Sea reveals Mexico’s dynamic wildlife event each autumn. Learn about the sardine run in Baja California Sur.

A marlin accelerates toward a fleeing sardine, hoping to use its bill to stun rather than spear its prey.

The Safety Paradox

June 1, 2026  By Emmanuel Dugrenot, PhD

Learn about The Safety Paradox: analyzing fatality rates and the importance of safety equipment in closed-circuit rebreather diving.

The mouthpiece retaining strap (MRS) is designed to help prevent rebreather diving fatalities.

Greenland

June 1, 2026  Text and photos by Jennifer Hayes

Immerse yourself in the enchanting world of Greenland’s icebergs, where every crack and shimmer tells a story of nature’s power.

Towering peaks trap late autumn light in Scoresby Sund, illuminating a building weather system moving through the jagged peaks of East Greenland.

Dengue Fever

June 1, 2026  By Lana P. Sorrell, EMT, DMT

Dengue Fever spreads through mosquitoes in tropical climates. Explore recent data and its implications for your travel plans.

Mosquito on skin