Topic: scuba diving

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Turning Oil Rigs Into Reefs

If an oil rig is done producing oil, should the oil company return the ecosystem to its natural state by removing the rig? What if the 40 year old rig's underwater structure is covered with thriving marine life? T...

Swim Alongside a Galápagos Marine Iguana

Our planet's only sea-going lizard looks somewhat like a small Godzilla. The marine iguana (Amblyrhynchus cristatus) is endemic to the Galápagos Islands, and can be seen in this footage as it grazes underwater, captur...

Nature’s Scuba Divers – How Beetles Breathe Underwater

"Water beetles have been breathing underwater since before the dinosaurs existed,” said Crystal Maier, an entomologist at The Field Museum in Chicago. “It has evolved at least 10 times across the insect tree of life."...

Quiet swim with a Mola Mola

The Mola Mola or ocean sunfish is a gentle giant, a peaceful head of a fish with a large dorsal and ventral fin, and a clavus instead of a tail. It's the heaviest bony fish that we know of, at 545 to 2,205 lbs (247 to...

Discovered! A “glowing” biofluorescent hawksbill sea turtle

You're on a night dive in the Solomon Islands to film biofluorescence in small sharks and corals. Your underwater camera system includes a blue light and a yellow filter that blocks out blue light, allowing you to see...

Divers may have discovered the largest squid egg mass ever seen

A group of divers discovered a "car-sized ball of squid eggs" at 22 meters (72 feet) deep off the coast of Turkey. From RR Helm at Deep Sea News, who has a lot of excellent information about the find: Lutfu Tanrio...

Fish that walk – Tasmania’s Spotted Handfish

With pectoral fins that look like little feet, this "walking" Spotted Handfish was one of the first fish documented in Australian waters, and is not the only known handfish -- there are pink, red, and yellow species, ...

Onward: Searching for Life in Iceland’s Frigid Fissures

In Onward: Searching for Life in Iceland’s Frigid Fissures, National Geographic grantee and biology researcher Jónína Ólafsdóttir goes diving in search of tiny arthropods in the underwater volcanic fissures of ...

UnderH2O: Blackwater Drift Dive

From PBS Digital Studios’s UnderH2O team, go on a Blackwater Drift Dive:  The vast, unexplored ocean is filled with wonderful and mysterious creatures. This week, we journey far offshore for a midnight drift...

A diver makes underwater vortex rings that can knock over rocks

And here I thought this was just an animated gif, but no, via Daily Picks & Flicks, there’s a video of a diver making a bubble ring or vortex ring, above. A vortex ring is the phenomenon where a quantity...

A Surprise Diving Encounter with a Humpback Whale

YouTuber westh2o was diving underwater with friends in Moorea, French Polynesia when they began to hear the whale song of a humpback whale. Westh2o writes: The recording does not do justice to the actual sound. Ser...

An underwater adventure swimming in Fiji & Tonga

Underwater footage shot whilst scuba diving in the Fiji islands and Tonga. Featuring colorful coral reefs, huge schools of tropical fish, sharks, humpback whales, underwater caves, scuba divers and much more marine ...

Fishing under ice in Lake Saarijärvi, Finland

If you haven’t yet seen this “fishing under ice” video from Lake Saarijärvi in Vaala, Finland, watch it and see if you and your kiddos can catch exactly what’s going on before the ...