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Category: Scuba Tech Philippines News


M-bungee-sidemount rig

‘M Bungee’ Super-Minimalist Sidemount Rig I had some spare time the other afternoon, so I took the opportunity to test-dive a concept I’ve had brewing for a while.  Basically, it is a harness-less sidemount rig, using an ‘M’ shape continuous bungee to secure the upper wing whilst providing traditional mounting points for sidemount cylinder valves.  The wing […]

DIY Sidemount Wreck Diving Helmet

DIY Sidemount Wreck Diving Helmet by Andy Davis I noticed, with some surprise, the high cost of cave sidemount wreck diving helmets currently being sold on the scuba market. Light Monkey sells an excellent diving helmet, but the cost (certainly here in the Philippines) was prohibitive for me.  I promote a policy of frugal investment on rugged […]

sidemount wreck diving course philippines

Sidemount Wreck Diving Course Subic Bay, Philippines Congratulations to Firdaus Kapadia and Tim Mathieson for completing the dual Sidemount Wreck Diving course in Subic Bay, Philippines. Run over a total of 5 days, Firdaus and Tim completed a total of 10 dives to achieve PADI certification in both sidemount and wreck diving, having completed many […]

advanced wreck diving philippines

Relocating a Lost Guideline – Skills for Wreck Divers Technical Diving knowledge share by Andy Davis This article, by Jim Wyatt, was originally published in Underwater Spelology.  I have reproduced the article here, as the issue of relocating a lost guideline also demands the attention of wreck divers at all levels. In the event of a […]

evolution of sidemount diving subic bay

The Evolution of Sidemount Diving Continues. By Jeff Loflin For those of you who are unfamiliar with the sidemount gear configuration, it is simply moving your backmounted gas cylinders to the side of your body. The basic safety advantages of having your cylinders mounted on the side is that all of the gauges, hoses and leak points are always in the […]

PADI Sidemount Diver Course   – Promo Teaser Video Sidemount Diving is a ground-breaking new approach for streamlined, convenient & safe diving, at both recreational and technical levels.  It is time that you learned more about the fastest-growing revolution in scuba diving… Sidemount training provides a structured approach for recreational and technical divers who wish […]

Silt Out – Wreck Danger! This video, filmed by myself in Subic Bay, graphically shows the danger of silt out to wreck divers conducting penetration dives.   What looks like a nice safe and benign compartment, with plenty of light and an obvious exit (well within recreational wreck diving limits) turns into a potential death […]

technical diving subic bay philipines

VIDEO – DIVING THE LST SUBIC BAY WRECKS This video, by Mathew Payne, is one of the  nicer insights into the LST wreck available on Youtube.   One of the premier Subic Bay wrecks, the Landing Ship Tank (LST) is a phenomenal dive for those with experience to dive safely below 30m/100ft. Following the end […]

Wreck Diving – Guidelines Technique Tutorial Videos These two videos from Mark Blackwood provide a good insight into effective guideline techniques for guideline laying in wrecks. More details of guideline techniques for wreck diving can be found in my Advanced Wreck Diving techniques supplement.  For details about my specialist wreck diving courses, please see: PADI […]

Sidemount Technical Wreck Diving Subic Bay Philippines

Technical Wreck Exploration of the USS New York, Subic Bay I thought I’d share this lovely series of videos, which document a series of technical wreck penetrations on the USS New York. Having spent the last 4 years progressively exploring the depths of this wreck, I very much enjoyed the footage and voice-over presented in […]

Sidemount Technical Wreck Diving Subic Bay Philippines

TecRec Technical Diving Log Book Page Insert Click on the link below to open a PDF copy of the TecRec log-book insert.  Save and print… hey presto!…. you can now log your technical dives! TecRec Technical Diving Log Book Insert

Sidemount Technical Wreck Diving Subic Bay Philippines

Tech Diving – Turn Pressure Calculator Use this spreadsheet to help calculate your turn pressure on technical/overhead dives: turn_pressure_calculator

Sidemount Technical Wreck Diving Subic Bay Philippines

Decompression Gases – Efficiency Ratios Deco Gas Efficiency Ratio Air 1:1 32% 1:1.6 36% 1:1.21 40% 1:1.26 50% 1:1.32 80% 1:1.36 100% 1:1.40 Theoretical efficiency ratios for decompression gas options.

Sidemount Technical Wreck Diving Subic Bay Philippines

ANDI Ascent & Descent Procedures – Open Circuit Diving During all ANDI training courses, students are taught to follow a set system of procedures for ascent and descent.  These procedures include a number of stops, to enable team cohesion, increase safety and conservative off-gassing. You don’t need to be an ANDI trained diver to appreciate […]

Sidemount Technical Wreck Diving Subic Bay Philippines

UNDER THREAT – THE WRECKS OF SUBIC BAY This article was published by Dive Magazine, it’s a little bit out-of-date now, but the issue of illegal salvage from the Subic Bay wrecks persists – with several wrecks (USS New York and San Quentin) closed to divers for a short time during 2012 because of illegal […]

instinctive drowning response padi rescue diver scuba

Instinctive Drowning Response – Vital Knowledge for Scuba Divers and Swimmers by Andy Davis All divers should be aware of Instinctive Drowning Response.  Those scuba instructors (and agencies!) responsible for teaching rescue diver courses should make a priority to update their syllabus and materials in recognition of the ‘real-world’ signs of a drowning victim. Several […]

Sidemount Technical Wreck Diving Subic Bay Philippines

What is Hyperbaric Oxygen Therapy (HBOT)? ANDI International Hyperbaric Research Center 74 Woodcleft Ave, Freeport NY 11520 516-546-2026 Article reproduced courtesy of Bruce Konefe  Hyperbaric is simply referencing a condition that is above standard atmospheric pressure. Instead of breathing the normal 21% oxygen, the therapy involves breathing 100% oxygen in a chamber that is moderately […]

Sidemount Technical Wreck Diving Subic Bay Philippines

How diving marine mammals manage decompression. ScienceDaily (Dec. 21, 2011) — Any diver returning from ocean depths knows about the hazard of decompression sickness (DCS) or “the bends.” As the diver ascends and the ocean pressure decreases, gases that were absorbed by the body during the dive, come out of solution and, if the ascent is […]

Sidemount Technical Wreck Diving Subic Bay Philippines

Coral Reef Biodiversity may be Vastly Underestimated via Coral reef biodiversity may be vastly underestimated. Researchers with the Smithsonian have catalogued almost as many crab species on tropical coral reef bits measuring just 20.6 square feet (6.3 square meters) as in all of Europe’s seas, finds a new paper in PLoS ONE. The team used DNA […]

Sidemount Technical Wreck Diving Subic Bay Philippines

The Day All The Sharks Died – A lesson on the impact of shark finning This is a short story, featured in the book ‘Sharklife – True Stories about Sharks and the Sea‘ by Peter Benchley (the writer of ‘Jaws’). For those interested in the sea, in sharks or marine conservation, the book is a […]