The new Ellipse MC9 Balanced Non-Adjustable regulator has the same high-performance features of the Ellipse Balanced, but without the Second stage micrometric adjustment knob. This allows Cressi to offer the same level of performance at a more affordable price. The non-adjustable Ellipse is an easy-breathing second stage, with an oversized diaphragm that decreases inhalation effort.

When used as a safe second, Aqua Lung’s Air Source 3 inflator reg breathes smoother than many primary regs. And when used as a power inflator, it delivers total ascent control. The Airsource 3 uses a screw-down fitting similar to the one used on a primary reg’s second stage.

Lessons in scuba diving safety. This month: A buddy team with different equipment and vastly different experience leads to disaster.

Museum officially opens its doors during the 16th Annual United Nations’ Conference of the Parties on Climate Change (COP16) & the 6th Conference of the Parties to the Kyoto Protocol (CMP16) in Cancun.

I’m snorkeling 10 feet underwater with no bottom in sight, as a large fleet of fishing boats is fast-trolling lines with giant shark hooks, trying to capture the same fish I’m attempting to photograph. What it's like to dive with sailfish ...

Free admission to John Pennekamp Coral Reef State Park is available Saturday, Dec. 11, during a special 50th birthday celebration planned for that day. The golden anniversary of the park at mile marker 102.5 on the Florida Keys Overseas Highway offers a variety of events beginning at 9 a.m. the culmination of 12 days of events in Key Largo honoring America's first undersea preserve.

At these seven sites, taking a walk off a pier might be the best move you’ll ever make. Some of the best diving on the planet is literally under your feet.

In Palau, divers combine their passion for sharks with a new method of conservation.

In Trondheim, Norway, divers brave dark, bone-chilling waters to enter an alien world full of pristine wrecks and a unique reef found nowhere else on Earth/

Finding a wetsuit that fits you like a second skin is 90 percent of the battle. Seals, seams and zippers: none of this matters if the wetsuit doesn’t fit.

Cressi’s new Air Travel BC is lightweight and packs easily making it a great option for jet setting divers. It features the same convenient carry bag as the Travelight BC, folding up effortlessly into a compact package.

Nauticam’s innovative new housing for the Sony NEX-5 digital camera is compact, but boasts big performance. Despite its small size, this high quality aluminum housing is depth rated to 100 meters, and has Nauticam’s acclaimed ergonomics and patented port locking system.

The new Cressi Eyes Evolution Crystal Mask comes with all of the great features of the Big Eyes Evolution Crystal mask, but in a smaller size that’s perfect for women and smaller faces. Crystal Silicone is an exclusive Cressi material that’s so clear the mask’s skirt is virtually invisible when diving.

The Neptune Space G.Divers full-face mask, equipped with a GSM G.Divers underwater transceiver, is OCEAN REEF’s entry-level comm kit for recreational diving. Hook up the single channel Push-To-Talk G.Divers communication unit, and divers can talk to their buddies or to the dive boat using separate comm units.