Posts with the category “alert-diver-southern-africa”
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DUC Hosts Durban’s First Pool Freedive Competition
July 1st, 2024
“Establishing this inaugural event in our region is no easy feat, but there is an increasing level of interest and backing from the community,” adds Van der Hoogen. “Competitors and spectators are bot... Read More
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Freediving Risk Assessment
May 21st, 2024
Serious consequences have been linked to freedives that lacked the basic one-up-one-down rule, bypassed the buddy system, and pushed limits without proper safety measures.... Read More
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Underwater Photographer: Hilmar Lückhoff
May 21st, 2024
My latest thrill was blackwater diving in Anilao, the nudibranch capital, which was challenging and intoxicating. I enjoy visualising the scenes again during editing, and the knowledge gained in ident... Read More
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Zanzibar Dive Spots
May 21st, 2024
Zanzibar offers many diving spots accessible to divers of all levels of experience. The best dive sites are in the north, around Nungwi, and in the northeast, near Mnemba Atoll, a protected area and t... Read More
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Southern African Sea slugs
May 21st, 2024
This approach to making a field guide makes its contents much more wide-ranging and considerably more accurate, particularly in terms of distribution, than a guide produced by the observations of only... Read More
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The BOSS Of Wreck Diving
May 21st, 2024
Although intrepid hikers often explore the visible wreckage by hiking the trails from Llandudno or Hout Bay, divers who wish to explore the wrecks underwater should and can only access it by boat.... Read More
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Disinfecting Dive Equipment
May 21st, 2024
We don’t have significant evidence of mass infections on dive boats, around dive sites, or in classrooms or retail shops, so it’s likely that the processes we followed played a major role in ensuring ... Read More
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Barry Skinstad: Award-winning Documentary Cinematographer and shark specialist
May 21st, 2024
One of the shots I got was of these big white sharks of about four, maybe 4.2 meters, swimming right over our heads. Being underwater and holding your breath while it comes overhead was mind-boggling.... Read More
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Crafting Underwater Perfection
May 21st, 2024
Get low, get close (and then closer) and look upwards while at the same time being really aware of where you are in relation to fragile reef fauna. There are some days that I see great subjects or pot... Read More
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DAN was there for Me..... Close encounters of the shark kind
March 23rd, 2024
During 2009 Mark Barker a DAN member that had a very close encounter with a shark in Mozambique. Mark enjoys spearfishing and planned a trip to Vilanculos in Mozambique with a group of experienced spe... Read More
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Octopus Intelligence
February 8th, 2024
The Social Intelligence hypothesis suggests that higher intelligence evolved to navigate social group dynamics. This hypothesis holds true for dolphins, chimps, and humans, but for the octopus, the mo... Read More
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Santa Claus Gets Bent
February 6th, 2024
The hospital was quiet after Christmas with many of the consultants, bar those working in emergency and tending to the wards, still being on their Christmas weekend leave. It was a lovely night to sta... Read More
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Travel Safer
February 6th, 2024
Amid the bustling season of year-end getaways, the anticipation of an overseas holiday sparks meticulous planning for travel arrangements. Amidst the excitement, it is crucial to deliberate on medical... Read More
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Delving into Learning from Unintended Outcomes
February 6th, 2024
The guide addresses a spectrum of diving professionals—from commercial and military divers to those in media and academia—acknowledging the diverse organisational context in which they operate. The go... Read More
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ESOT Calculations
February 6th, 2024
How much oxygen is too much oxygen, and how do we understand and ensure we’re not risking more harm (i.e., oxygen toxicity symptoms) than good with how we manage treatments? It should be something we ... Read More
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Team Awareness an Positioning
February 6th, 2024
The ability to face one another on ascents and descents, and to use the environment for the team's safety, enhances communication procedures and enables an appropriate chain of reactions should one te... Read More
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Diving Etiquette
February 6th, 2024
Divers want to have a good time, so if you can maintain a relaxed demeanour (despite your own fastidious habits or mild anxiety before diving), you will be doing everyone a favour. There are also ways... Read More
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In Search of Perfection
February 6th, 2024
On the North-East coast of Zanzibar, in Matemwe, you will find the friendly and professional Dive Point Zanzibar diving centre. This PADI 5 Star resort has one of the most exotic views of Mnemba Islan... Read More
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Monitoring Cardiac Health in Scuba Divers
September 27th, 2023
DAN Research’s incident analysis program has shown that approximately one-third of diving fatalities can be traced to a cardiac event, making cardiac-related issues the No. 1 cause of fatalities while... Read More
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RESEARCHER PROFILE: Petar Denoble: Solving practical issues for divers
September 27th, 2023
We need to learn more about what constitutes individual variability. Because nitrogen bubbles have a role in DCS, at least in describing the severity of decompression stress, I would like DAN’s New Bu... Read More
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Tara Panton's Cape Nudibranchs
September 17th, 2023
With the first 25 stickers freshly printed, I excitedly announced to the world that Cape Nudibranchs had been born. To my genuine surprise, the response was overwhelming - they sold like hotcakes! I s... Read More
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Weight loss for divers
September 17th, 2023
Scouting the various diving medicine websites, I was delighted to find a handful of articles that suggest that hyperoxia (high partial pressures of oxygen - ppO2) might, in fact, be beneficial for fat... Read More
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Predive Warm-Up
September 17th, 2023
Before you dive, take a moment to inventory your body. If you were sedentary on the ride out to the dive site your heart rate is probably near resting, so it is not circulating much oxygen to your mus... Read More
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Mismatched Scuba Valves to Cylinder Outlets
September 16th, 2023
While a valve with a M25 thread may initially appear to fit a ¾-inch NPSM cylinder neck, it will necessitate more force to tighten and likely not seal correctly, requiring significant over tightening ... Read More
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The Parting Shot
September 16th, 2023
I definitely tend to favour the smaller, more elusive species with my photography, and spending my dives looking for them makes the whole experience so much more rewarding! ... Read More
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Dive Boat Etiquette – From Yachts to rubber ducks
September 16th, 2023
Many divers, especially the more experienced ones, develop such a symbiosis with their equipment that they tend to forget they are wearing it. This is a recipe for bumps and bruises. All this means ... Read More
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Underwater Crime Scene Investigators
September 16th, 2023
With advancements in forensic science and dive technology, more recoveries of evidence are successfully performed each year. Many items found underwater secure convictions against those who sought to ... Read More
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Travel Smarter: Personal Safety While Traveling
September 16th, 2023
Before you leave home, check the local news at your destination. Knowing about inclement weather, utility outages, or civil unrest will allow you to adjust your travel plans accordingly.... Read More
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Liability in Context
September 16th, 2023
It's important to note that the availability and specific terms of these liability policies may vary among insurance providers. It's advisable to consult with an insurance specialist or broker to dete... Read More
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Learning from Success. Learning from Mistake
September 16th, 2023
Learning happens when we do something, reflect on it, put some changes in place that should address the gap in our previous performance, and then try it out the next time to see what happens. ... Read More
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Dive in the Fast Lane with DPVs
September 16th, 2023
Safely using a DPV requires additional training. Divers who intend to use one in open water without proper training may lose control of the unit or their buoyancy, which could lead to a rapid ascent a... Read More
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KwaZulu Natal shipwrecks: The Produce
September 16th, 2023
This is a popular wreck with a heroic past that affords us the most splendid diving opportunities. The sheer size and interest factor that she provides ensures that numerous dives are required merely ... Read More
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Avoid Diving With Earplugs
September 16th, 2023
Students in open-water training learn multiple methods to equalize air spaces. Whether it is the Valsalva manoeuvre or another modified equalization technique, we learn how to push air up through the ... Read More
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Diving Fit In 7-Days or Your Money Back
August 14th, 2023
Pushing an inflatable dive boat up the beach sounds harder than it really is. It's easier if you get a few dive mates involved with your fitness program and keep the boat balanced on its keel as you g... Read More
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To Spliff Or Not To Spliff
August 7th, 2023
The carbon monoxide can also cause an increase in brain blood flow which might elevate the risk of cerebral decompression sickness after diving. Smoking after a dive also interferes with bubble mechan... Read More
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The Dive Light | A TOOL FOR ALL DIVERS
July 8th, 2023
With ambient light, dive lights can restore colours lost with depth, help with high-quality photos of underwater life, and illuminate small creatures under ledges or in crevices. ... Read More
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This Fogging Mask
July 8th, 2023
Because your mask is your window to view the underwater world, having a good, comfortable, fog-free visor is non-negotiable. You will want clear glass through which to see all those magical creatures.... Read More
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10 Underwater Photography Tips for Biginner Divers
July 8th, 2023
Get to know your camera and your camera housing! The more familiar you are with where all the buttons are on the housing, the easier and less frustrating it will be when at depth wanting to take that ... Read More
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Underwater Fish and Fashion
July 8th, 2023
I started scuba diving in 2010 and progressed to be a qualified AI PADI Instructor and have managed to stay current by assisting instructors and leading dives. I very quickly tried my hand at underwat... Read More
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Chasing The Sun
July 8th, 2023
The interplay between kelp, sea and light that keeps me returning again and again. I am addicted to how the sun shards through matted stands of bladder kelp and lands like a spotlight on anemones and... Read More
Categories
2024
February
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October
My name is Rosanne… DAN was there for me?My name is Pam… DAN was there for me?My name is Nadia… DAN was there for me?My name is Morgan… DAN was there for me?My name is Mark… DAN was there for me?My name is Julika… DAN was there for me?My name is James Lewis… DAN was there for me?My name is Jack… DAN was there for me?My name is Mrs. Du Toit… DAN was there for me?My name is Sean… DAN was there for me?My name is Clayton… DAN was there for me?My name is Claire… DAN was there for me?My name is Lauren… DAN was there for me?My name is Amos… DAN was there for me?My name is Kelly… DAN was there for me?Get to Know DAN Instructor: Mauro JijeGet to know DAN Instructor: Sinda da GraçaGet to know DAN instructor: Gregory DriesselGet to know DAN Instructor: JP BarnardGet to know DAN instructor Trainer: Christo van JaarsveldGet to Know DAN Instructor: Beto Vambiane
2023
January
March
Terrific Freedive ModeKaboom!....The Big Oxygen Safety IssueScuba Nudi ClothingThe Benefits of Being BaldDive into Freedive InstructionCape Marine Research and Diver DevelopmentThe Inhaca Ocean Alliance.“LIGHTS, Film, Action!”Demo DiversSpecial Forces DiverWhat Dive Computers Don\'t Know | PART 2Toughing It Out Is Dangerous
April
July
August
September
Mismatched Scuba Valves to Cylinder OutletsUnderwater Crime Scene InvestigatorsDive Boat Etiquette – From Yachts to rubber ducksTravel Smarter: Personal Safety While TravelingLiability in ContextLearning from Success. Learning from MistakeDive in the Fast Lane with DPVsKwaZulu Natal shipwrecks: The ProduceAvoid Diving With EarplugsThe Parting ShotWeight loss for diversPredive Warm-UpTara Panton's Cape NudibranchsMonitoring Cardiac Health in Scuba DiversRESEARCHER PROFILE: Petar Denoble: Solving practical issues for divers
October