The St. Lawrence River

The St. Lawrence River widens into a rich estuary. It’s a rich dive site with lots for divers to check out. Learn more about the St. Lawrence River.

A young fluffy seal takes shelter under a large piece of ice

The Curious Life Beneath Piers and Docks

Piers and docks often act as reefs and harbor an abundance of shallow-water fish. These places were not designed to attract animals, but they have since become safe havens. Read more about the importance of piers and docks for marine life.

Young yellow cuttlefish hangs out under a pier

DAN to the Rescue: Out of Antarctica

Accidents happen, even in Antarctica. A DAN member slipped on the icy boat deck and suffered a serious injury. DAN was there to help.

Diver in a red drysuit takes a photo of a cute seal

Seeing the Reef in a New Light

Fluorescence night diving enables divers to observe marine life in glowing colors often invisible to the naked eye. Read more about this night diving technique and how fluorescence works.

Moray eel emits green light

A Culture of Dive Safety

A culture of dive safety promotes the sport and improves the overall dive experience. Our experts discuss a dive safety culture and its promotion.

Old bearded man in red polo has a phone headset on

Boat Collision and Propeller Safety

Propeller trikes happen to divers and the injuries are brutal. Read more about propeller safety, tools, research and more to prevent these nasty injuries.

Submerged propeller whirls

Blue Lagoon Rescue

The Blue Lagoon in Texas is a great place for divers to train. In the water, two divers sprang into action to help a diver with shortness of breath. Read more about how their emergency skills paid off.

A snorkel-wearing swimmer tows another snorkeler wearer through the water

Entangled in Kelp

Kelp can often entangle divers and result in anxiety and panic. Read an incident in which kelp entangled a diver and unfortunately resulted in his death.

Kelp and sea grass wave underwater

Shooter: Cristian Dimitrius

Filmmaker Cristian Dimitrius learned how to dive while in the Brazilian army and later became a biologist. Read more about his scuba lifestyle and how he became such an influential filmmaker.

Filmmaker poses on a boat, wearing a wetsuit, holding a camera