OM System M.Zuiko 90mm F3.5 Macro IS PRO
OM Digital Solutions (formerly known as Olympos) has announced a new macro lens for Micro Four Thirds with a 2:1 reproduction ratio : the OM System M.Zuiko 90mm F3.5 Macro IS PRO.
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SDUFEX Underwater Film Festival Open for Submissions March 1, 2023
The San Diego Undersea Film Exhibition (SDUFEX) is proud to announce plans for their 24th Annual Underwater Film Festival on October 6 & 7, 2023.
The in-person event will be held at San Diego’s state of the art Qualcomm Auditorium. Each evening, the upwards of 500 attendees will enjoy a completely different line up of films.
Secret Seas
Professional underwater photographer, Paul Flandinette and marine scientist and underwater photographer Michel Claereboudt take the reader on a breathtaking journey of discovery into Oman's underwater world.
Beer & Booze from Wrecks
Exploring the world of submerged beverages: From 400-year-old liquor to age-defying wines and 19th-century beers, a liquid legacy emerges from the ocean depths.
Apeks DSX
The DSX technical dive computer from Apeks is loaded with cutting-edge features, the manufacturer writes, including sidemount and CCR mode, induction or cable charging and management of up to 6 gasses.
Appeals court clears diver of involuntary manslaughter of diving buddy
On Friday 25 November 2022, a lower court found diver Arthur Castillo, 60, guilty of the involuntary homicide of his long-time dive buddy Christine Gauci, who died following a dive in Mgarr ix-Xini, a bay on the southern coast of Gozo in January 2020. Gauci was an Armed Forces of Malta member, diving instructor and technical diver.
In a ruling that caused outrage in the diving community, the lower court handed Castillo a two-year jail term suspended for four years, which was immediately appealed.
Ecology: Blue-Ringed Octopus — A Flash of Danger
Images
Wesley Oosthuizen
Photo 4. An angry blue-ringed octopus flashes its bright blue rings as a warning.
Say hello to one of the most venomous marine animals—the blue-ringed octopus. Underwater photographer Wesley Oosthuizen takes a closer look at this small but lethal cephalopod.
The Leaf Slug: Elysia cf. marginata
Images
Wesley Oosthuizen
Chloroplasts inside the leaf slug’s body are thought to aid the species’ ability to regenerate and stay alive even while lacking internal organs
A vegetarian sap-sucking sea slug that can regrow its entire body? Underwater photographer Wesley Oosthuizen takes a closer look at this curious little marine critter.
"Bad Luck Barquentine" shipwreck from 1869 discovered in Lake Superior
The 144-foot Nucleus had a “checkered past” after previously sinking twice, and once rammed and sank another boat on Lake Huron, the Great Lakes Shipwreck Museum said in a news release announcing the discovery.
This is a pretty significant shipwreck…considering its age, the fact that it is a barquentine and we can’t overlook the vessel’s checkered past. The wreck site is littered with shovels too…and a few dinner plates, which speaks to their work and shipboard life.
Shipwreck Society Executive Director, Bruce Lynn
Wreck site identified as World War II submarine USS Albacore
(Photo credit, top image: US Naval Institute Photo Archive)
The US Naval History and Heritage Command (NHHC) confirmed the identity of a wreck site off the coast of Hokkaido, Japan, as USS Albacore (SS 218). The NHHC made the announcement on Thursday, after several months of examining Japanese surveys conducted on the site in 2022.
Hydrogen in the Mix
Swedish researcher Arne Zetterström conducting trials with hydrox mixtures for the Swedish Navy
In the early part of the 20th century, American physicist and chemist, Professor Elihu Thomson—the person credited with putting the eventual use of helium on the diving menu—had originally proposed the use of hydrogen as a suitable replacement for nitrogen in the breathing mix used by divers. David Strike has the story.
The Trip-Saving Kit We Bring
Images
Peter Symes
Sometimes we discover fixes or adapt and repurpose mundane items to make life on the road easier.
As any underwater photographer can attest to, water and electronics do not mix. Despite our best attempts at planning for unforeseen circumstances, the law of averages dictates that things can and will go wrong. More often than not, some situations are ones we had not even considered. Peter Symes and Scott Bennett report.