Pristine reefs. Impossibly clear water. Beautiful, awe-inspiring marine life. These irreplaceable treasures are why you love to dive. How far would you go to protect them? Imagine a damaged oil rig, deep beneath the ocean’s surface, spewing thousands of barrels of oil into your favorite playground. With time running out for marine life in the vicinity, it’s time to call the heroes. It’s time to call in the commercial divers.

Almost every physical object we use today is manufactured. And like anything man-made, it will not last forever. When these manufactured items are public infrastructure and involve the safety of millions of lives they must be inspected. Regularly. And continually.

It takes a calm, courageous and focused diver to successfully rescue a cave diver.

Have you ever dreamed of punching the clock underwater? How about getting paid to dive? Of course you have — all divers do. But few have the fortitude to make their daydreams a reality.

There are features you should look for when purchasing a drysuit. Here's everything you need to know.

Is your regulator leaking? Scuba Diving magazine's guide to spotting, identifying and fixing every type of air leak known to diving.

Many divers use one technique to equalize — the Valsalva, or “pinching and blowing.” But it doesn’t always work. We've got alternate tips.

Staying within no-decompression limits doesn't guarantee 100 percent safety.

The best equipment won't save you if you don't know how to use it.