What is the Best Watch Sized Diving Computer? | 2025
A comprehensive buying guide to the best watch sized diving computer in 2025. Explore the details & specifications to for the best informed decision!
Andy Davis Sidemount Technical Wreck Diving Blog
Articles for beginner to expert scuba divers
Andy Davis Sidemount Technical Wreck Diving Blog
Articles for beginner to expert scuba divers
Scuba Diving
Read MoreWhat is the Best Watch Sized Diving Computer? | 2025
Scuba Diving Descent Speed: What You Need to Know!
This article has everything that you were never taught about scuba diving descent speed! What effects and issues does the descent rate have?
Skin Bends: A Guide to Cutaneous Decompression Sickness
A guide to Cutaneous Decompression Sickness, aka skin bends, that result from inadeqate deco, fast ascent, or PFO issues when diving.
Understanding Inner-Ear Decompression Sickness (IEDCS) for Divers
A guide to understanding Inner-Ear Decompression Sickness, aka IEDCS or verstibular bends, that result from IBCD or PFO issues when diving.
What is Fluorescence Night Diving? A Guide to Fluo Diving & Glow Diving.
Discover the magical world of fluorescence night diving. Dive into neon colors & biofluorescence with fluo diving! Tips, gear & the science!
Your Ultimate Night Diving Guide: Dive into Darkness
Explore the thrill of night diving safely and confidently with this comprehensive guide. Learn the gear, techniques, tips and marine life!
A Guide to Diving With Sharks: Thrills, Chills, and Safety Skills
Crucial tips for diving with sharks. Safety measures, statistics, types of shark diving, & the best global destinations for shark diving.
What is the Difference Between a Divemaster and Dive Guide?
When taking a scuba diving vacation it's important to know whether you have a dive guide or a divemaster. Learn the crucial differences here!
Achieving Perfect Diving Trim: Your Path To Effortless Dives
How to develop your scuba diving trim and become a more comfortable, confident & competent diver. Follow these simple tips for swift progress!
How To Maximize Enjoyment as a Scuba Diver!
Getting the most enjoyment from your scuba diving. Turn gratification into passion! A philosophical & psychological path to diver fulfillment.
10 Traits of Highly Competent Divers: A Diving Mindset To Excel!
Want to excel as a diver? Discover the 10 common traits that define highly competent divers. Implement these concepts to enhance your diving!
Decompression Sickness Treatment & Recovery
Richard Pyle's educational account of his experience with decompression sickness, treatment & the recovery. A valuable read for divers.
Diving Certification: Do You Need To Get Qualified To Scuba Dive?
Learn the benefits of obtaining a scuba diving certification, including improved safety, access to more dive sites, & enhanced diving skills.
Nitrogen Narcosis: Why It Is Hard to Know You Are Narked
How do scuba divers perceive nitrogen narcosis? Is it possible to gauge your susceptibility to narcosis & make sound judgments to manage it?
Scuba Gas Planning: Gas Management For Divers
Learn scuba gas planning for your dives! A step-by-step guide to gas management for divers. Enhance your dive knowledge & safety underwater!
Optimizing Configuration For Your Backplate and Wing BCD
Discover how to perfect your backplate and wing diving rig with DIR and Hogarthian principles for the perfect diving experience!
Avoid Costly Mistakes When Buying Dive Gear
Honest expert pro tips to help prevent costly mistakes when buying your dive gear. Don't regret your scuba equipment purchases!
What is the difference between a safety stop and a decompression stop in scuba diving?
The important distinctions between safety stops & decompression stops in scuba diving. Understanding no-stop limits versus mandatory deco.
The Risks of Scuba Diving: Understanding the Hidden Dangers Underwater
Understand the potential risks of scuba diving and how to minimize them. Learn about the most common dangers and how to stay safe.
Scuba Equipment Shopping: How To Buy The Best Dive Gear!
When scuba equipment shopping it's easy to waste money on disappointing or inappropriate dive gear. These honest pro tip helps avoid costly mistakes!
Mastering Horizontal Diving Trim: An Effortless Balancing Act
Stable diver trim is the foundation for good buoyancy control and efficient propulsion. It also helps conserve the marine environment.
Gas Density in Diving: Research, Risks & Recommendations
Discover how gas density influences diving safety. Learn about the latest research, risks to divers, & recommended limits for safe dives!
The Truth About Diving Emergency SAC Rates
Are you underestimating your dive emergency SAC rates? Studies reveal far higher gas consumption than you'd expected!
10 Tips for New Divers to Rapidly Improve
Maximize your diving potential with these 10 tips for new divers to rapidly improve confidence, comfort and competency on your dives!
How To Use Less Air When Scuba Diving?
The best way to use less air while scuba diving is to address the root cause of higher air consumption, not to focus on the symptoms.
Backplate & Wing BCDs for Diving: Ultimate Guide To BP&Ws
Backplate & wing BCDs demystified: A detailed guide on their pros, cons, setup, & why they're a top choice for beginners & serious divers!
UNESCO Marine World Heritage Sites That You Can Scuba Dive!
Discover 29 stunning UNESCO Marine World Heritage Sites for your diving bucket list. Awe-inspiring dives that promote marine conservation!
Immersion Pulmonary Edema in Scuba Diving: Understanding The IPE Risk
Learn the risks of immersion pulmonary edema (IPE) & understand its impact on divers. Understand the issues of this emerging diving concern!
10 Tips To Horizontal Hover When Scuba Diving
The ability to horizontal hover when scuba diving is the benchmark of fundamental skills proficiency. These tips will help you master hovering
Master Scuba Diving Buoyancy Control Like A Pro!
Achieve effortless diving with these expert step-by-step tips. Master breathing, weighting, trim, & more. Use less gas & increase your safety!
Top-5 Best Vacation Diving Travel Fins 2024 | Dive Gear Review
Lightweight diving fins that don't compromise on performance! Here is my pick of the best vacation travel scuba diving fins
Does Nitrogen Narcosis Impairment Persist?
A new study on nitrogen narcosis challenges the long held presumption that nitrogen narcosis impairment dissipates immediately on ascent from depth.
The Secret To Improving Your Air Consumption For Scuba Diving
The secret to improving your scuba diving air consumption explained: it's probably not what you were told! Start making a real change today!
Bad Dive Buddy | How To Create A Safer Buddy System Dive Team
A bad dive buddy is stressful & dangerous. Follow this advice to develop a harmonious buddy system and boost your diving safety & enjoyment!
Nitrogen Narcosis Sedation & Consciousness
Nitrogen narcosis sedation is diminished consciousness: not the alcohol-like intoxication many divers are taught.
7 Diving Buoyancy Tips That You Need To Know
Divers often struggle with their buoyancy. These essential tips are game-changing to set you on the right path for consistent improvement.
What Are The Three Benefits Of Nitrox When Scuba Diving?
The three benefits of nitrox as a breathing gas for scuba diving. Is it worth the cost of training and more expensive cylinder fills?
Scuba Diving, Dehydration and DCS
Stay hydrated, stay safe:how to prevent dehydration and DCS in diving. Explore the impact of fluid balance on decompression illness.
Scuba Diving and Self-Discipline Failures
Uncover the psychology behind how failures in self-discipline occur when scuba diving. Learn about Ego Depletion & how it affects you.
Is Solo Diving Safe?
Is solo diving right for you? Explore the safety considerations. preparation & personal factors needed self-reliant underwater explorations.
How to Choose the Right Dive Center: An Honest Pro Guide
Discover the ultimate insider secrets to finding the perfect dive center! An honest proguide on how to pick a high quality dive shop or resort
The Pro Guide To Scuba Diving Suits
Discover the importance of diving suits for underwater exploration. From material to design, learn about the key features to look for.
The Ultimate Beginners Guide to Starting Scuba Diving
This beginners guide has all the information you need for starting scuba diving & ensures you get the most out of your underwater experience!
The Best Budget Dive Computers For Entry-Level Divers 2024
The best budget dive computers 2024. Get value for money by understanding the features & functions. Unbiased advice to help you choose!
Best Liveaboards for Tubbataha Reef Natural Park in the Philippines
The best liveaboards for Tubbataha Reef. A liveaboard is the only way to experience this underwater treasure; find the right one for you.
Are You Ready For Solo Diving?
Examining the risks & personal factors that should be considered before attempting solo diving. Read this article before you dive alone!
The Best Diving Spots in the Philippines
The Philippines is a diver's paradise, with an abundance of stunning and diverse marine life, vibrant coral reefs, shipwrecks and crystal-clear waters
How To Find The Best Scuba Diving Course
Don't pay good money for bad training. Undertanding these factors will help you identify the best scuba diving courses available.
Ultimate Pro Guide to Buying Dive Boots and Wetsuit Booties
Looking for the best dive boots? My ultimate guide covers all you need to know, from insulation & sizing to sole design & foot support.
Scuba Diving Buddy Separation Safety Protocols
Buddy Separation. An effective diving safety procedure that will minimize the chance of buddy separation and missing divers underwater.
Streamlined Dive Gear: A Huge Diving Performance Boost
The benefits of streamlined dive gear and how to achieve it with your own scuba diving equipment. Small kit changes can have big effects.
The Balanced Rig Principle For Diving
The balanced rig principle for diving describes a calculated approach to the amount of weight which can be jettisoned in an emergency
A Fatal Attempt: Guy Garman | Doc Deep World Depth Record Fatality 2015
Analysis of the individual and team psychological factors defining the fatal world depth record attempt by Guy Garman (Doc Deep).
Ultimate Pro Guide To Buying Scuba Diving Fins
Looking for the best scuba diving fins? My expert guide provides valuable insights and tips to help you make the right fin buying decision!
Equalization Made Easy: Pro Tips & Techniques for Great Diving
End your equalization troubles! My expert pro-guide provides proven techniques & tips to allow easy and reliable diving descents!
Sublime Scuba Diving: Achieving Flow State for Divers
Discover the transformative power of flow state in scuba diving. Dive into the zone and enhance your skills like never before. Find out how!
How to Nail Perfect Weighting for Your Dive: An Ultimate Guide
How to perfect your scuba weighting. Get this right & your buoyancy control will be much easier. Advice not taught in Open Water courses
Ten Essential Tips For Muffled Hearing After Diving | Ear Care For Divers
Expert advice for diving ear care. Know the important differences between ear infection, waterlogged ears & muffled hearing after diving!
Psychopathy & Technical Divers: How Adaptive Psychopathic Traits Benefit Divers
Elite technical divers with positive psychopathic traits excel underwater. Discover why these adaptive traits are advantageous for divers.
Micro-Bubbles When Scuba Diving: Mild Bends And Sub-Clinical DCS
The effect of micro bubbles when scuba diving. Sub-clinical DCS may not merit a medical emergency, but should be understood and respected.
Learning Scuba Diving Skills On Your Knees
Scuba diving skills taught in a kneeling position cause a plethora of problems for divers. Training in neutral buoyancy is very important!
A Guide To Expert Scuba Diving Skill Development
A 'how to' guide for scuba diving skill development. A systematic tiered approach to ingraining fluent & intuitive dive proficiencies.
DCS and the Immune System
DCS and the Immune System. How bubbles trigger an immune response that can make or break your body's fight against decompression sickness.
A Buddy System Strategy for Air-Sharing Diving Emergencies
Don't get gas mugged - The role of situational awareness in predicting and avoiding stressful air-sharing emergencies in scuba diving
AI Dive Computers | Using Air Integrated Transmitters for Diving
Are AI dive computers a valuable investment for divers? Honest pro advice on using transmitters with air integrated dive computers.
What is the Balanced Rig Principle in Diving?
Balanced Rig Principle: improve diving safety with a calculated approach to the overall buoyancy dynamic. Survive BCD failures without drama.
Types of Decompression Sickness (DCS)
Decompression sickness types and symptoms. Medical catagorizations of DCS, along with sub-clinical DCS, aka decompression stress.
Using Your Hands Whilst Scuba Diving
Using your hands when scuba diving is inefficient for maneuvering. Learn how to break this habit and become a better scuba diver.
How to Judge Your Diving Ascent Rate Without a Dive Computer
Being able to judge your diving ascent rate is an invaluable safety skill if your computer or bottom timer fails. These tips show how!
The Physics of Diving – Scuba Gas Laws Theory
An explanation of the Scuba Gas Laws for Diving. Boyle's Law, Henry's Law, Charles Law, Dalton's Law, Oxygen Toxicity & Partial Pressures.
Decompression Stress: Post-Dive Fatigue and Subclinical DCS
Sub-clinical DCS, decompression stress and post-dive fatigue. The impact of microbubbles on diver vitality and health.
How To Use A Pony Cylinder For Diving
A comprehensive 'how to' guide to pony cylinder benefits, selection, gas planning and usage. Everything you need to know about pony cylinders.
How Deep Can You Dive Using Air?
There are three governing factors which determine how deep can you dive using air. Understanding those factors promotes safe gas selection.
Using your BCD or a Drysuit for Buoyancy Control?
Should you choose your BCD or drysuit for buoyancy control? Find out the advantages and disadvantages of each option in this article.
When To Drop Your Weight Belt On A Scuba Dive?
Learn when to drop your weight belt to survive a scuba diving accident. Tips and advice on weight belts and technqiues.
CO2 Narcosis and Hypercapnia When Scuba Diving
Did you know that mild CO2 retention (hypercapnia) causes acute CO2 narcosis symptoms when you are diving? Don't assume it is nitrogen!
Changing to an AIR-2 Octopus AAS
What are the pros and cons to changing to an AIR-2 regulator inflator octopus (AAS) system? What needs to be considered? Best AIR-2 systems?
The History of Subic Bay
The History of Subic Bay A concise history of Subic Bay, charting 500 years of turmoil, conflict and occupation The history of Subic Bay reflects many centuries of war and turbulence. The Bay has strategic significance as a protected deep-water…
How To Overcome Fear of Mask Removal When Scuba Diving?
Learn how to overcome fear of mask removal when scuba diving with these expert tips. Improve your skills and confidence underwater.
Scuba Diving Cylinders: Steel or Aluminium?
Understand the characteristics, benefits & drawbacks to scuba diving cylinders. This article helps you decide between steel & aluminum tanks.
Sheck Exley’s Razor – The Nature of Diving Limits
A re-published article discussing Sheck Exley's 'Razor' and the consideration of limits for overhead environment and technical divers.
Nudibranch in Anilao Nudibranch – Philippines Underwater Photography
Anilao nudibranch: Philippines underwater photography from one of the prime muck and macro dive locations in the world.
The Complement System When Diving: DCS And Immune Response
The Complement System and Diving by Dr. Ernest Campbell. The role of the immune response in sub-clinical DCS & decompression stress issues.
The Ultimate Buyer’s Guide To Choosing A Scuba Diving Wetsuit
Looking for the perfect scuba diving wetsuit? My buyer's guide for divers will help you learn about materials, sizes, features, care & more!
Risk Assessment in Scuba Diving: The Key Steps To Safer Dives
Learn a step-by-step process for risk assessment in scuba diving and why it is vital to ensure your safety as a scuba diver!
Dive into Fun: A Parent’s Guide to Youth Scuba Diving for Kids
Discover the joy of youth scuba diving for kids. A parent's guide to safe and thrilling underwater adventures for children and young adults!
A Simple Guide To Dive Computer Algorithms
Not all dive computer algorithms are created equal. Learn the differences and make an informed decision when buying your next dive computer.
Drysuit Gloves: An Ultimate Divers Guide To Dry Glove Systems
Everything about drysuit gloves! Dry glove materials, seal systems & thermal inners. Uncover the secrets to a comfortable cold water dive!
Tropical And Cold Water Diving: What’s The Difference?
Discover the difference between tropical & cold water diving. Learn the right dive gear & techniques for safe, enjoyable diving experiences.
A Guide to SMBs and DSMBs for Scuba Diving
Learn how to choose, deploy, and maintain surface marker buoys (SMBs) and delayed surface marker buoys (DSMBs) for safe scuba diving!
A Guide To Personal Locator Beacons (PLB) For Scuba Diving
Learn about Personal Locator Beacons (PLBs) for scuba diving. A divers guide to choosing, using, and maintaining a PLB for dive safety.
The Passion for Scuba Diving: Dopamine Hits vs. Serotonin Satisfaction
Learn how dopamine & serotonin reward mechanisms shape our enjoyment of scuba diving; impacting diver safety, proficiency & active participation.
The Essential Guide to Emergency Signaling Devices for Scuba Diving Safety
Level up your scuba diving! A guide to emergency signaling devices: types, features, proper usage, and maintenance. Dive with reassurance!
The Ultimate Guide to Blackwater Diving
Discover blackwater diving with this ultimate guide! Learn about gear, safety, techniques, photography, marine life & best destinations.
The 10 Best Muck Diving & Macro Photography Sites in the World
Explore the 10 best muck diving sites for macro photography in the world.
Muck Diving in Subic Bay, Philippines
Muck diving underwater photography in Subic Bay, Philippines. Experience the rare marine life to be found in this photographer's paradise!
Shearwater Dive Computer Settings: A Guide to Gradient Factors
An illustrated guide to getting the best out of your Shearwater dive computer settings. Don't be intimidated by the advanced display options!
How Can I Make My Air Last Longer When Scuba Diving?
Make your air last longer when scuba diving by following these simply tips. Read the solution to end frustration of high gas consumption!
Recreational Diving Limits: Assessing The Grey Area Versus Technical Diving
Recreational diving limits become increasingly blurred with technical diving. Why are limits required & how do divers need to consider them?
How To Best Ascend When Scuba Diving?
Three important tips on how to ascend when scuba diving. Read this to increase your safety and enjoy less fatigue after your dives!