St. Eustatius

WHEN I THINK OF PARADISE, it’s warm blue water, friendly people, and pristine, uncrowded dive sites. Such places are rare these days and are usually expensive to visit — or that’s what I thought until I learned about St. Eustatius, a tiny island in the Caribbean that is also known as Statia.

caves and niches at Vis Island create environments rich in sponges, gorgonians, bryozoans, tunicates, encrusting algae, yellow polyps, and various soft corals, Alert Diver magazine Q4 2023, Vis Island, Croatia, Two dive spots off the bay of Komiža — Sika 3 and Sika 6, , The wreck of the steamship Vassilios T., Conger eels inhabit the shallow wreck ofthe steamship Teti , B-24 Liberator nicknamed “Tulsamerican, B-17 Flying Fortress, The Adriatic Sea is a crossroads of old trade and more modern military routes, scorpionfish, lobsters, and dogfish , Red sea fans, caves and niches at Vis Island create environments rich in sponges, gorgonians, bryozoans, tunicates, encrusting algae, yellow polyps, and various soft corals, jewel anemones, hydroids, and crinoids

Recovering Color in Underwater Photography

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

Vis Island, Croatia

THE CRYSTAL-CLEAR EASTERN ADRIATIC SEA is promising and seductive. The tiny islands, with their rocky beaches, upright cliffs, and hidden lakes, offer a variety of environments and ecosystems that are […]

caves and niches at Vis Island create environments rich in sponges, gorgonians, bryozoans, tunicates, encrusting algae, yellow polyps, and various soft corals, Alert Diver magazine Q4 2023, Vis Island, Croatia, Two dive spots off the bay of Komiža — Sika 3 and Sika 6, , The wreck of the steamship Vassilios T., Conger eels inhabit the shallow wreck ofthe steamship Teti , B-24 Liberator nicknamed “Tulsamerican, B-17 Flying Fortress, The Adriatic Sea is a crossroads of old trade and more modern military routes, scorpionfish, lobsters, and dogfish , Red sea fans, caves and niches at Vis Island create environments rich in sponges, gorgonians, bryozoans, tunicates, encrusting algae, yellow polyps, and various soft corals, jewel anemones, hydroids, and crinoids

Blame the Ballast

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

The Two Faces of Tobago

DIVING IN TOBAGO is defined by the abundance and diversity of marine life in its surrounding waters. Tobago, one of the two islands comprising the Republic of Trinidad and Tobago, […]

DIVING IN TOBAGO, diversity of marine life , Mount Irvine Wall, Flying Reef, Parlatuvier Bay, Englishman’s Bay, and Castara Bay, Kelleston Drain ,Bookends, a site just south of Tyrrel’s Bay near Speyside, Japanese Gardens for a relatively slow drift dive, London Bridge is an advanced dive site, Tyrrel’s Bay, Republic of Trinidad and Tobago, Tobago’s marine environment., Alert Diver magazine Q4 2023, Diving in Tobago

Freediving Fins Reinvented

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

Outdoor Fitness Training

PLAYGROUNDS ARE GREAT PLACES for an outdoor workout while traveling. Most local parks have equipment that can facilitate the exercises in this article. Adult fitness playgrounds are ideal but less […]

Adult fitness playgrounds, Pushups, dips, Pull-Ups, Knee Raises, Alert Diver magazine Q4 2023, Dive Fitness

More Than Colorful Coral

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

Larry Brown

A READER RECENTLY BROUGHT TO OUR ATTENTION that over the years multiple Alert Diver contributors have credited a particular dive instructor with providing training that saved their lives. Upon researching […]

TOKITAE the killer whale, the beloved 57-year-old orca died Aug. 18 2023, One Ocean One Health Center, The Lummi Nation’s ancestorial connection to Tokitae, torcas were captured in Penn Cove Washington, Miami Seaquarium in Florida, conservation of wild populations, Stephen McCulloch, Alert Diver magazine Q4 2023

Salmon Run

IN THE ADAMS RIVER IN BRITISH COLUMBIA, huge flows of sockeye salmon swim upstream to complete their life cycle, marked by the compelling need to return to their birthplace to […]

sockeye salmon, spawning salmon, British Columbia, photography techniques, Alert Diver magazine Q4 2023