Under the Ledge
If you’re willing to be patient and look within dark crevices and spaces, you’ll find unique creatures who live secretive lives. Read more about the fish that can be found within caves.
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If you’re willing to be patient and look within dark crevices and spaces, you’ll find unique creatures who live secretive lives. Read more about the fish that can be found within caves.
DAN member Chuck Nicklin discusses how he got into diving, his work on James Bond films, why he is a DAN member and much more. Read on.
How much do you know about military diving programs? This year marks many anniversaries, including the 100-year anniversary of the Mark V diving helmet. Read more.
DAN medics and researchers answer your questions about dive medicine.
A new venture will offer underwater thrill-seekers a glimpse of ancient history through the windows of a luxury submersible. Read more.
In the film “Racing Extinction,” a paleontologist discusses how we could quickly lose up to 50 percent of Earth’s species in about 100 years. Learn more about this documentary.
Snorkels are a useful piece of equipment but come with pros and cons. Learn more about snorkels, when to use them and if you need one.
Plastic debris damages local environments and wildlife. It’s a serious, solvable problem. Learn more about the plastic problem and what you could do about it.
The “twilight zone” is a narrow band of ocean that falls between 150 and 500 feet — a space well beyond a diver’s limits. Read more about this unique area of ocean.