Author

Thomas Gronfeldt

Writer

Thomas started diving during college and has since been diving over most of the world: Australia, Indonesia, Iceland, France, and many other places. He is a NAUI instructor and a commercial diver, and participates in environmental and archeological diving projects around the world.

Stories by Thomas
Plastic Bag Ban
Conservation In the Water News

Chile Introduces Plastic Bag Ban

Another country joins the list of nations that has instituted a plastic bag ban

by
Ocean Plastic
Conservation In the Water News

Most Ocean Plastic May Come From Only 10 Rivers

Researchers may have come one step closer to identifying the ocean-plastic supply chain, as it seems most ocean plastic may come from only 10 rivers

by
In the Water News

More Than 2,000 Sharks Die in San Francisco Bay

Scientists are trying to explain a massive die-off of leopard sharks, Pacific angel sharks, and brown smooth-hound sharks in the San Francisco Bay.

by
Scuba Diving
In the Water

Top Five Things Movies Get Wrong About Scuba Diving

Hollywood has long been fascinated with scuba diving, but rarely nails the portrayal of our sport. Here are the top five things movies get wrong about scuba diving.

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New stuff
Paralenz

What Makes Paralenz the Best Underwater Action Camera for Divers?

The Paralenz Dive Camera was one of 2017’s biggest innovations in underwater videography. What makes it so special?
by Press Release
Green Sea Turtles

Climate Change May Be Turning 99 Percent of Baby Green Sea Turtles into Females

A warmer external temperature means 99 percent of baby green sea turtles are turning into females, endangering the worldwide population
by Rebecca Strauss
Baby Turtle

A Baby Turtle Who Lost His Way

A baby turtle gets turned around on a busy road in Grand Cayman, but never fear: A Good Samaritan is there to shepherd him to the beach and on his way.
by Guest Author
Lake Lucerne

Dive Site: Lake Lucerne

Lovely Lake Lucerne is in the central part of Switzerland, surrounded by mountains. What’s it like as a dive site?
by Trevor Sanford