Posts with the category “dive-safety-tips”
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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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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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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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Shore diving in Taiwan: challenges and adaptations in a unique environment
July 9th, 2023
Because of the need to finish the dive at a specific exit point (and the lack of a boat to pick you up if you don’t), navigation plays a more important role in shore diving than in most boat dives. Co... 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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Lost Divers | Missed Opportunity
June 29th, 2023
The divemaster, as is standard practice, should drag a buoy that is visible to the skipper on the boat at all times. This may be difficult on deep dives with a strong current. I always insist that eve... Read More
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THE DAN WORLD-WIDE RCN
June 29th, 2023
Ideally, chambers are located in close proximity to a medical facility, to facilitate comprehensive evaluation and diagnosis, and support where additional medical treatments may be required.... Read More
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Diver and Dive Operator Ethics
April 30th, 2023
Financial incentives and kind behaviour kept us from noticing significant and concerning signs. Dive staff and professionals need to pay extra attention to checking every medical form, and staff membe... Read More
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Diver and Dive Operator Ethics
April 30th, 2023
Financial incentives and kind behaviour kept us from noticing significant and concerning signs. Dive staff and professionals need to pay extra attention to checking every medical form, and staff membe... Read More
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What Dive Computers Don\'t Know | PART 2
March 15th, 2023
The dive computer on your wrist does not know if you are overweight, have a PFO, if you donated blood the day before or previously suffered a case of DCS.
I... Read More
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Toughing It Out Is Dangerous
March 15th, 2023
This story about a diver who pushed past his limits and overexerted himself is a testament to the importance of caution, being aware of your divers, and remembering that DAN is here in case of an emer... Read More
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“LIGHTS, Film, Action!”
March 1st, 2023
Good lights are vital in underwater photography. There is a whole array of colour to capture! On land you battle to see these amazing colours in such proximity to each other but underwater it is like ... Read More
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Terrific Freedive Mode
March 1st, 2023
There are a few basic considerations when selecting a dive computer. Competitive divers will most likely opt for a watch-style computer that is small, dynamic, and consistently and accurately records ... Read More
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Kaboom!....The Big Oxygen Safety Issue
March 1st, 2023
Mirko suffered first, second and third-degree burns to 40% of his body in the resulting fire. Once outside, people rushed to him, and he realised that he needed to cool down his burnt skin. He acquire... Read More
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The Benefits of Being Bald
March 1st, 2023
Alopecia is an immuno-disorder whereby your immune system mistakenly attacks your hair follicles, causing them to become inflamed, resulting in ultimate hair loss. Each person has a different overall ... Read More
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Dive into Freedive Instruction
March 1st, 2023
I freedive because there is no other place that I can go to where I feel so out of and in control at the same time. With each dive I feel like I meet my Maker. Whether it is diving the ocean, and seei... Read More
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After the Accident
February 23rd, 2023
Only trained and certified practitioners should administer emergency oxygen and psychological first aid to individuals in need.... Read More
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Equaleasy - neoprene hoods and equalisation
January 2nd, 2023
While we are acutely aware of these annoyances (we don’t want to look like Marge Simpson, and we don’t want to readjust our mask strap every five minutes), the most worrying characteristic of hoods is... Read More
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Do I Need Medical-Grade Oxygen?
January 2nd, 2023
Purely from a safety and quality point of view, ABO can be used to fill USP oxygen cylinders, but not the other way around. You will need to do your own shopping for prices and availability, but ABO i... Read More
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Decompression, Stage, and Bailout Cylinders
January 2nd, 2023
Generally, divers should always abide by their training agency’s recommendations and stay within the scope of their training to help ensure that every dive is as safe as possible. Divers should strive... Read More
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How to Travel Light as a Diver
December 29th, 2022
Think small while you pack, and bring just the basics. Mask, computer, torch, cutting tool, and DSMB are all exceedingly useful to have while being compact and easy to carry.... Read More
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Let's talk about… Gas Planning
December 4th, 2022
Given the discrepancy between what’s written in the books and what is talked about over beers, confusion is only natural. In this article, we’ll try to untangle things a little. We’ll introduce a gene... Read More
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Gas Planning 101: How To Calculate Your RMV
December 4th, 2022
This article explains how to calculate your RMV from submersible pressure gauge (SPG) readings before and after the dive, the cylinder size, and the average depth and dive time logged by your dive com... Read More
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Silence in the Tower of Babel: a brief story about hand signals
December 4th, 2022
Communication underwater serve two main purposes, safety and decision making within the team. Safety-related communication entails assessing a divers condition, checking gauges, defining a depth, a le... Read More
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Distraction, Discomfort, and Disorientation
November 27th, 2022
Seasickness affects many divers, and travel-associated disruptions to diet and schedule can also lead to queasiness. While it may be reasonable for a diver with nausea to enter the water to see if the... Read More
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Adaptations we experience in freediving PART 1
October 15th, 2022
When trying to gain adaptation of the lungs for freediving it’s important to add depth gradually when training. Even if a diver had the confidence, relaxation level, and breath hold time to dive to 10... Read More
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Nutrition for scuba diving: practical advice to enjoy your dives!
September 20th, 2022
A diver should complete their regular daily meals i.e., breakfast, lunch, and dinner.
The ideal meal before immersion should be lightweight and easily digestible, and should include sources of complex... Read More
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Blue Heron Bridge
September 15th, 2022
Don’t expect colorful reefs; prepare instead for a menagerie of unusual and exotic sea life you would typically have to travel the world to see. Every dive can be a surprise — you never know what’s lu... Read More
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Freediving: Seeking and Finding Our Limits
August 24th, 2022
I thought the freediving certification would simply teach me how to hold my breath for an impressive amount of time. But it was so much more than that, providing an invaluable lesson in the chemistry ... Read More
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Freedive with Psoriatic arthritis
August 10th, 2022
Metotrexate intake could put your student at a further risk for its side effects which includes lung tocixity and myelotoxicity. Hence you need to have your student’s fit to dive necessarily verified... Read More
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Good Air
August 10th, 2022
Experts have discussed whether air in a cylinder can actually “go bad,” but without any data, arguments for or against using the air after a prolonged period are purely speculative. ... Read More
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The Joys and Challenges of the Deep
July 8th, 2022
This year the CMAS Freediving Outdoor World Championship was held in Kas, Turkey. It was a great spot because of its marine environment and sea conditions which are very important when making challeng... Read More
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And They Dived Happily Ever After
July 6th, 2022
Being a woman in the male-dominated world of diving has its own, separate set of challenges, but they never scared us. We only found that they made us work harder. This is the message we want to bring... Read More
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The Secret to Deep Freediving: Tips from 3 Female World Record Holders
July 6th, 2022
When we asked the guys how they felt when they dived to their deepest depths we received answers including “focused”, “deep relaxation”, and “joy.” Many freedivers experience different feelings and em... Read More
Categories
2023
January
March
Demo DiversCape Marine Research and Diver DevelopmentKaboom!....The Big Oxygen Safety IssueTerrific Freedive Mode“LIGHTS, Film, Action!”Scuba Nudi ClothingDive into Freedive InstructionThe Benefits of Being BaldThe Inhaca Ocean Alliance.Special Forces DiverToughing It Out Is DangerousWhat Dive Computers Don\'t Know | PART 2
April
July
August
September
Avoid Diving With EarplugsKwaZulu Natal shipwrecks: The ProduceDive in the Fast Lane with DPVsLearning from Success. Learning from MistakeLiability in ContextUnderwater Crime Scene InvestigatorsTravel Smarter: Personal Safety While TravelingDive Boat Etiquette – From Yachts to rubber ducksThe Parting ShotMismatched Scuba Valves to Cylinder OutletsPredive Warm-UpWeight loss for diversTara Panton's Cape Nudibranchs
2022
January
February
UNCERTAINTY AFTER DIVING: Case Report and Recommendations #1.UNCERTAINTY AFTER DIVING: Case Report and Recommendations #2UNCERTAINTY AFTER DIVING: Case Report and Recommendations #3UNCERTAINTY AFTER DIVING: Case Report and Recommendations #4DIVERS LOSING ACCESS TO EMERGENCY CAREPreventing Breathing gas Contamination
March
When Should the Rescue Begin?Celebrating Young and Old in Turks and CaicosScuba Cylinder RundownChasing WeedsUnderwater Smartphone PhotographyAir and a SpareUnderwater Photographer: Fred BuyleBuilding Better BalanceLow-Visibility DivingMore Than a Sore ShoulderNot Only for DivingLaryngospasm and AnxietyPulmonary Hypertension and DivingTitan Meets TitanicPool Operation: Know Before you GoThe Argonaut Octopus and the jellyfishShort but Beautiful Lives
April
A Sense of PurposeMexico’s Sardine RunHigh-Pressure Hose injuriesA Hole in My HeartGoing UpConcussion and Return to DivingMarfan Syndrome Recommendations.South African Sardine Run by Walter BernardisSouth African Sardine Run By ProdiveSardine Run Port Elizabeth by ProDiveSardine Run Port St Johns by ProDiveScuba Diving In MauritiusScuba Diving in TanzaniaScuba Diving in the SeychellesScuba Diving in Nosy BeScuba Diving in MalawiScuba Diving in KenyaScuba Diving in South AfricaScuba Diving in Mozambique