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The Plus Wreck: Late 19th-Century Windjammer in Finland's Åland Islands

A rare photo of the sailing ship Plus at anchor in a harbour
A rare photo of the sailing ship Plus at anchor in a harbour. Source: Åland Maritime Museum

Located in the Åland Archi­pelago of the Baltic Sea is the wreck of the late 19th-century, German-made, three-masted, iron-hulled barque named Plus, which was lost on a stormy night in 1933. Andrea Murdock Alpini describes his journey there and his dives on this wreck.

Edi Frommenwiler: A True Adventurer in Raja Ampat

Edi Frommenwilder. Photo courtesy of Edi Frommenwilder
Edi Frommenwilder. Photo courtesy of Edi Frommenwilder

Back in 1992, very little was known about Raja Ampat in the Indonesian province of what was then known as Irian Jaya. Edi Frommenwiler had heard rumours about how scenic it was, so he studied the area charts and suspected that with so many islands, there must be some great places to explore underwater.

Stefano Carletti: The Man Who Immortalized the Andrea Doria Wreck

Stefano Carletti, Andrea Doria wreck, 1968. Photo courtesy of Bruno Vailati
Stefano Carletti brushing silt off the letters on the Andrea Doria wreck, 1968. Photo courtesy of Bruno Vailati

Stefano Carletti—adventurer, scuba diver, aviator and fisherman. He is a teller of sea tales and a searcher of hidden treasures on the seabed. He is a man who is a mirror of Europe, the “blue continent”—sometimes tempestuous, other times, crystal-clear and peaceful. Carletti’s life has been an extraordinary tailor-made adventure sewn by a life at sea, narrated by books and articles, which still fascinate audiences even today, as in the past.

Climate Change & the Growing Crisis of Our Oceans

Partically bleached coral in the Mediterranean Sea, Cape Carbonara, Sardinia. Photo by Lorenzo Moscia
Partially bleached colony of the madreporarian Cladocora caespitosa, one of the most important hard corals in the Mediterranean, at Cape Carbonara, Sardinia

Climate change is increasing the crisis of our seas, already under pressure due to several human activities. Rising temperatures are affecting and changing the underwater environment all over the world. The Mediterranean Sea, unfortunately, is no different from other seas. A group of specialists, coordinated by Greenpeace Italy, are monitoring the situation in the waters around Italy. Lorenzo Moscia reports.

My Favorite Color Contrast Pix: Contributors' Picks

Cassiopea jellyfish, Dumaguette, Philippines. Photo by John A. Ares
Photo by John A. Ares: Cassiopea (upside-down) jellyfish, Dumaguete, Philippines. Gear: Canon EOS Rebel SL1 camera, Canon EF-S 18-55mm f/3.5-5.6 IS STM lens set at 18mm, Ikelite housing, twin Ikelite 161 strobes. Exposure: ISO 400, f/16, 1/160s

We asked our contributors what their favorite images of color contrasts were, and they sent back photos and stories revealing the diversity of color contrasts found under the waves.

DAN Asks for Donations in Support of Care for Injured Divers

Donate today at DAN.org/Give to support:

ON-SITE FIRST AID

DAN’s first aid training and oxygen grant programs prepare divers and dive professionals worldwide to act quickly and effectively to assist injured divers.

EXPERT MEDICAL CARE

DAN’s continuing medical education courses empower doctors and other health care professionals with the skills and knowledge they need to treat divers.

ACCESS TO CHAMBERS

Anemonefish sheltering in coral
Anemonefish sheltering in coral

Chemical pollutants disrupt reproduction in anemonefish

Thanks to increased awareness, we are all aware of how some plastic food utensils can leach Bisphenol-A (BPA) into our food.

BPA is an endocrine disruptor and it can interfere with how the hormones in our bodies function. Studies have shown that pollutants like BPA tend to feminize animals like freshwater fish, rats and mice. 

How does it affect animals whose gender is determined by its environment?