The Science Behind Nitrox Mixtures: Unlocking More Time Underwater

Table of Contents
- The Science Behind Nitrox Mixtures: Unlocking More Time Underwater
- Dispelling Common Myths About Nitrox Diving
- Avoiding Pitfalls: Mistakes Divers Make with Custom Nitrox
- The Future of Diving: Trends in Nitrox Blends
- Nitrox Benefits Over Regular Air: A Statistical Dive
- Optimizing Your Dive: How to Tailor Nitrox for Florida Keys Conditions
- Recovering from Nitrox Errors: A Guide to Safe Diving Practices
- What’s Next for Key Largo Divers: Embracing Customization
Introduction
Explore how personalised nitrox gas mixtures can enhance your diving experience in the Florida Keys, maximising your underwater time with safe and effective practices.
The Science Behind Nitrox Mixtures: Unlocking More Time Underwater
Dispelling Common Myths About Nitrox Diving
Despite its growing popularity among recreational divers, nitrox diving is often misunderstood. Let’s clarify some persistent misconceptions to help Key Largo divers make informed choices.
Myth 1: Nitrox Allows You to Dive Deeper
Contrary to popular belief, nitrox does not increase your maximum dive depth. Its key advantage is extending bottom time by reducing nitrogen absorption at moderate depths. However, because nitrox contains more oxygen than regular air, it imposes stricter depth limits due to oxygen toxicity risks. So, divers must respect those limits rather than assume nitrox extends how deep they can safely go.
Myth 2: Nitrox Makes Diving Completely Safer
Nitrox does reduce nitrogen uptake, which can lower the risk of decompression sickness, but it is not inherently “safer” overall. A greater oxygen percentage raises the potential for oxygen toxicity, which can occur if divers exceed recommended depth limits. Proper training and adherence to oxygen exposure guidelines remain essential to manage these risks.
Myth 3: Nitrox Extends Your Air Supply
While nitrox lengthens no-decompression limits, it does not affect how quickly you consume your gas. The rate of air consumption depends on your breathing rate and workload underwater, not the oxygen content of your tank. Thus, nitrox is more about giving you longer no-stop time rather than conserving your breathing gas.
Myth 4: Nitrox Eliminates Nitrogen Narcosis
Nitrogen narcosis arises from the partial pressure of nitrogen under pressure, but nitrox does not remove this risk. Although the nitrogen content is lower, symptoms can still appear at depths where the combined gas pressures affect the nervous system, so divers should remain vigilant with depth management regardless of using nitrox.
Myth 5: You Don’t Need Special Training to Use Nitrox
Using nitrox safely requires certification and training. Divers must learn how to analyse tank mixes accurately, calculate oxygen exposure limits, and program dive computers properly. Without this, risks including oxygen toxicity or using inappropriate mixes for given depths increase significantly.
Myth 6: Nitrox Is Only for Technical Divers
Nitrox is widely embraced by recreational divers, especially in environments like the Florida Keys where repeated dives over multiple days are common. It helps extend bottom times safely, making it a valuable tool for Key Largo’s vibrant dive community.
Understanding these facts allows divers to integrate nitrox use responsibly, maximising the incredible underwater experiences Key Largo offers without falling prey to common myths.
Dispelling Common Myths About Nitrox Diving
Common Mistakes Divers Make with Custom Nitrox Mixtures and How to Avoid Them
Custom nitrox blends offer incredible benefits for diving in the Florida Keys, but mistakes in their use can compromise safety and the dive experience. Understanding these pitfalls and how to avoid them is essential for any diver aiming to maximise bottom time while protecting themselves underwater.
1. Neglecting Proper Gas Analysis and Verification
One of the most critical steps is verifying the oxygen percentage in your tank. A common mistake is to trust the fill station or dive shop without independently confirming the mix using a personal oxygen analyser. This can lead to incorrect assumptions about your gas blend, potentially exposing you to increased risk of oxygen toxicity or nitrogen narcosis.
- Always carry and use an oxygen analyser to confirm the oxygen percentage immediately before the dive.
- Keep records of the analysis results and compare them with your dive plan to ensure consistency.
2. Overlooking Maximum Operating Depth (MOD)
Each nitrox blend has a safe depth limit defined by the partial pressure of oxygen (PPO₂). Diving deeper than the MOD for your custom mix greatly increases the risk of oxygen toxicity. Divers sometimes forget to calculate or respect these limits, especially with richer mixes like 36% or custom blends.
- Use dive computers programmed with your specific gas mix to automatically track and alert you to depth limits.
- Calculate your MOD before diving using a conservative PPO₂ limit—typically 1.4 ATA for recreational dives—and adjust based on water temperature and conditions.
3. Insufficient Labelling and Documentation
Another frequent mistake is diving with tanks that are not clearly labelled or mixing up tanks with different gas percentages. This can lead to confusion and dangerous errors underwater.
- Ensure every tank is clearly labelled with the exact oxygen percentage and the fill date.
- Double-check labelling when renting or borrowing tanks, especially when multiple blends are in use.
4. Selecting the Wrong Mix for the Dive Profile
Divers might pick a gas mix that doesn’t optimise their dive plan—using a blend too rich in oxygen for deep dives or too lean for shallow ones—thus losing the advantages of custom nitrox.
- Plan your dive and select a blend that balances maximising bottom time and minimising oxygen toxicity risk.
- Consider environmental factors such as water temperature and depth range common in Key Largo when tailoring your mix.
5. Improper Blending Procedures and Equipment Use
Errors in the gas blending process itself—like incorrect partial pressure filling sequences or using non-oxygen-clean equipment—can result in unsafe mixtures.
- Only blend nitrox using approved methods and equipment cleaned for oxygen use.
- Get training specific to nitrox blending techniques and equipment maintenance.
Practical Tips to Sidestep These Pitfalls
- Get Certified: Proper nitrox certification covers these safety and blending practices in detail.
- Plan Ahead: Coordinate with reputable local dive shops in Key Largo that follow stringent nitrox handling procedures.
- Use Technology: Utilise dive computers and analysers that support custom blends and alert you to risks.
- Stay Consistent: Always analyse, label, and set your dive computer for the specific nitrox mix you’re using to ensure safe dives.
By carefully managing these key areas, divers can avoid common errors, improving both safety and the ability to extend enjoyable bottom time amidst the vibrant reefs of Key Largo.
Avoiding Pitfalls: Mistakes Divers Make with Custom Nitrox
Current Trends in Nitrox Blends for Recreational Diving
In recreational diving, especially within popular dive destinations like Key Largo, nitrox blends have settled into a few mainstay mixtures optimised for different depth profiles. The predominant blends are EANx32 (32% oxygen) and EANx36 (36% oxygen), tailored to maximise bottom time while minimising nitrogen absorption risks.
- EANx32 is generally preferred for deeper recreational dives. It extends no-decompression limits compared to air by reducing nitrogen uptake, making it ideal for dives approaching the deeper limits of recreational profiles.
- EANx36 is favoured for shallower reefs and wrecks typically between 50 and 100 feet, a common depth range around the Florida Keys. This mix provides significantly longer no-stop bottom times, often allowing 80 minutes or more at 60 feet.
- Nitrox blends with oxygen content around 40% are less common recreationally due to shallower maximum operating depths imposed by oxygen toxicity concerns, but can be useful for very shallow or environmental dives.
Divers increasingly choose nitrox mixes strategically to align with their dive site profiles and objectives, balancing nitrogen limits with oxygen toxicity thresholds. This depth-driven approach enhances safety margins, extending permissible bottom time without compromising decompression safety. Nitrox is also playing a vital role in repetitive diving strategies, where reduced nitrogen pickup can shorten surface intervals and increase total daily dive time.
While standard blends dominate recreational use due to availability and certification norms, personalised blends tailored to specific dive plans are gaining interest. However, logistical challenges such as gas fill availability and diver training continue to limit widespread custom blend adoption in recreational settings.
Innovations in Custom Nitrox Blending Techniques
Technological advances are reshaping how nitrox blends are produced, offering diversified options for divers looking for precision and safety in gas mixtures.
- Membrane-Based Systems: Cutting-edge turnkey solutions use membrane filtration to extract oxygen from compressed air, producing exact nitrox blends on demand within the typical 22–40% oxygen range. These systems eliminate the need for handling pure oxygen cylinders and allow continuous blending that is both economical and highly consistent, ideal for dive shops and liveaboards in busy dive destinations like Key Largo.
- Continuous Blending with Nitrox Sticks: This manual method fills tanks with oxygen first and then tops off with air using a calibrated blending device (“nitrox stick”). It improves safety by reducing reliance on partial-pressure oxygen handling and contamination risks. The method is cost-effective and accessible to smaller dive operations or dive professionals experimenting with custom mixes.
- High-Pressure Custom Filling: Some specialised providers employ high-pressure boosters capable of delivering custom nitrox blends at pressures up to 4000 PSI. These fills support advanced divers or those undertaking technical dives requiring higher volume or pressure gas supplies.
Comparatively, these innovations emphasise improved safety—especially by minimising oxygen contamination risks—and operational flexibility. Membrane systems provide automated precision blending, whereas nitrox sticks offer simple, replicable manual blending with less risk than traditional partial-pressure methods. This evolution in blending technology supports growing demand for tailored mixtures that precisely match planned dive profiles and safety parameters.
Advantages of Tailored Nitrox Mixtures for Diving in the Florida Keys
Tailoring nitrox blends to the specific depths and dive profiles popular in the Florida Keys allows divers to maximise safety and enjoyment while exploring vibrant reefs, wrecks, and marine preserves.
- Extended Bottom Time in Common Depth Zones: Dive sites around Key Largo generally range from 50 to 100 feet deep, where tailored nitrox blends like EANx32 and EANx36 extend no-decompression limits significantly. For example, at 60 feet, EANx32 can provide over 80 minutes of no-stop time, ideal for thorough exploration of reef formations and wreck sites.
- Reduced Nitrogen Narcosis and Enhanced Dive Comfort: Reduced nitrogen content in customised nitrox mixes helps mitigate narcosis symptoms, improving mental clarity and underwater focus. Additionally, divers experience less post-dive fatigue, supporting multiple dives per day typical in the Keys.
- Increased Efficiency for Repetitive Diving: By matching oxygen percentages to dive depths, divers reduce nitrogen residuals between dives, allowing shorter surface intervals and longer total underwater time—crucial when enjoying multiple-site itineraries like those to the Spiegel Grove wreck or Molasses Reef.
- Optimised Safety Margins: Tailored blends balance oxygen exposure to avoid toxicity while maximising nitrogen offloading, adapting to each dive’s profile—whether a shallow snorkel or deeper drift dive—ensuring physiological safety is maintained throughout the trip.
- Streamlined Gas Logistics: Utilising tailored nitrox blends reduces dependence on more complex gases like trimix, which are unnecessary for most recreational depths in the Keys. This simplification can lower costs and logistical complexities for divers and operators alike.
Overall, tailored nitrox blending empowers divers in the Florida Keys to maximise their bottom time safely and comfortably, enhance repetitive dive efficiency, and enjoy the region’s underwater treasures with optimised gas management tailored to local dive conditions.
The Future of Diving: Trends in Nitrox Blends
Statistical Insights on Nitrox Advantages Over Regular Air for Divers in Key Largo
Diving with custom nitrox blends in the Key Largo region provides measurable performance and safety advantages over standard compressed air, chiefly in extending dive times and optimising repetitive dive schedules. These benefits arise primarily from how nitrox’s higher oxygen and lower nitrogen percentages affect tissue gas loading during dives.
Extended Bottom Time: Nitrox mixtures, often with 32% or 36% oxygen, significantly increase no-decompression limits (NDLs). For example, a dive to 100 feet (approximately 30 meters) on air may allow around 20 minutes of bottom time, while a nitrox mix at 32% oxygen can extend this to 30–40 minutes depending on the dive profile and individual physiology. This extended dive duration translates into more time to explore Key Largo’s famous reefs and wrecks without entering decompression stress zones.
Shorter Surface Intervals and Enhanced Repetitive Dives: Because nitrox reduces nitrogen absorption, divers experience quicker off-gassing while on the surface. This permits abbreviated surface intervals between dives, enabling optimised multi-dive days that are common with guided excursions around Key Largo. Statistical data indicate that repetitive dive limits are significantly increased—where a second dive on air might allow only 14 minutes at a certain depth, nitrox can raise that up to 43 minutes or more.
Safety and Risk Management Considerations: While nitrox provides reduced nitrogen uptake and an extended margin against decompression sickness (DCS), the actual reduction in documented DCS incidents is statistically modest. Most benefits come from staying within safer no-decompression limits rather than dramatically lowering DCS risk. Importantly, oxygen toxicity becomes a consideration if divers exceed the mix’s maximum operating depth (MOD), typically around 110 feet (33 meters) for 32% blends. Rigorous dive planning, gas analysis prior to the dive, and adhering to MOD limits are mandatory to mitigate oxygen toxicity risks.
Perceived Dive Fatigue: Anecdotal reports from divers include feeling less post-dive fatigue and clearer mental function when using nitrox, potentially due to decreased nitrogen narcosis from lower nitrogen exposure. However, scientific evidence supporting reduced fatigue remains inconclusive, so divers should view this as a possible secondary benefit contingent on individual response and dive conditions.
For scuba divers visiting the Florida Keys, particularly the vibrant Key Largo reefs, embracing custom nitrox blends with proper training and planning can mean longer, safer dives with quicker surface recovery. These advantages complement local diving logistics where multiple daily dives and exploring demanding sites are common, maximising the joy and safety of underwater adventures.
My Favorite Dive Computers
I have compared the 3 top diving computers for each category to help making the right choice easier:
Nitrox Benefits Over Regular Air: A Statistical Dive
Optimising Nitrox Blends for Florida Keys Diving Conditions
When diving in the Florida Keys, especially around Key Largo, customising your nitrox blend is crucial to maximising bottom time while maintaining safety. The local dive sites, characterised by shallow coral reefs typically ranging from 15 to 28 metres (50 to 90 feet), create ideal conditions for using enriched air nitrox blends that balance oxygen content with nitrogen loading.
The most commonly used nitrox blends here are EANx36 (36% oxygen) and EANx32 (32% oxygen). The choice between these depends primarily on dive depth:
- EANx36 (36% oxygen): Best suited for dives up to 28 metres (91 feet), which is common for Florida Keys reefs. Divers benefit from significantly longer no-decompression limits due to reduced nitrogen absorption, allowing extended bottom time and less fatigue, ideal for multiple daily dives.
- EANx32 (32% oxygen): Recommended for deeper dives approaching 34 metres (112 feet), such as exploring wrecks or deeper reef walls. This blend balances oxygen exposure limits with nitrogen reduction to keep dives safe and comfortable.
Choosing the right blend requires careful assessment of your planned dive profile, as exceeding the maximum operating depth for high-oxygen blends poses an increased risk of oxygen toxicity. For instance, while a 36% blend extends no-decompression limits on typical shallow keys dives, past 28 metres, oxygen partial pressure reaches unsafe levels. In those cases, switching to 32% nitrox reduces oxygen fraction while still offering benefits over air.
Practical Tips for Tailoring Nitrox Use in the Keys
- Plan according to site depth: Research dive sites like John Pennekamp Coral Reef State Park or the Spiegel Grove wreck to determine typical maximum depths and select appropriate nitrox blends.
- Analyse your gas: Always verify oxygen percentage using an analyser on-site before diving to ensure accuracy and safety.
- Consider dive sequence: Since divers often do multiple dives per day in the Keys, using nitrox helps reduce nitrogen uptake and fatigue across repetitive dives.
- Get nitrox certified: Proper Enriched Air Nitrox training is essential to understand gas management, oxygen exposure limits, and emergency procedures.
- Use local fills: Many dive operators in the Keys, such as Island Ventures and local dive shops, offer fills with standard nitrox blends, typically 32% or 36% oxygen, tailored to common dive profiles.
By aligning your nitrox blend choice with the typical reef depths and dive duration in the Florida Keys, you can extend your enjoyable underwater time while minimising risks. This tailor-made approach ensures you get the most out of diving in this world-class location, combining safety with enhanced bottom times suited to the vibrant marine environment.
Optimising Your Dive: How to Tailor Nitrox for Florida Keys Conditions
Verifying Gas Mixture Before Dive
One of the most critical steps in recovering from a nitrox miscalculation is to always verify the oxygen content in your cylinder before diving using a reliable oxygen analyser. Even a small deviation greater than 1% from the planned oxygen blend requires immediate recalculation of your dive parameters. This practice helps prevent surpassing safe partial pressure of oxygen (ppO₂) limits or nitrogen saturation thresholds, which can lead to serious risks such as oxygen toxicity or decompression sickness.
- Measure the oxygen percentage before each dive session.
- Compare the reading to your planned mix; if it differs significantly, do not dive using the original plan.
- Recalculate the maximum operating depth (MOD) and allowable bottom time based on the actual blend.
Adjusting Dive Plans Based on Actual Mixture
If you discover the nitrox mix is different from what you expected during planning, rapidly updating your dive parameters is essential. Employ dive computers programmed for nitrox or nitrox-specific dive tables to re-estimate safe depth and duration. Decompression software and parametric methods help calculate residual nitrogen saturation, especially for repetitive dives, ensuring your profile remains within safe limits.
- Use dive computers set for the exact fraction of oxygen measured.
- Apply nitrox-specific no-decompression limits rather than air-based limitations.
- Adjust surface intervals accordingly, as nitrox allows faster nitrogen off-gassing.
Protocols for Aborting or Modifying Dives
If recalculating dive parameters is not feasible or oxygen toxicity limits risk being exceeded, the safest course is to abort the dive:
- Ascend slowly without extended stops if oxygen toxicity risk is high.
- Switch to a correctly labelled cylinder with the proper mix if available.
- Increase surface intervals to allow longer nitrogen off-gassing before subsequent dives.
Emphasising safety and cautious decision-making prevents exposure to dangerous partial pressures and avoids decompression incidents.
Managing Residual Nitrogen and Repetitive Dives
For divers conducting multiple dives, miscalculations in nitrox blends can disrupt nitrogen management. Tracking 24-hour cumulative nitrogen exposure and adjusting limits based on each dive’s gas mix is vital. Because nitrox accelerates nitrogen elimination, shorter surface intervals may be sufficient, but only if dive profiles and mixtures are correctly accounted for.
- Use dive logs or software to track nitrogen loading cumulatively across dives.
- Extend surface intervals if unexpected exposure occurs.
- Use cautious dive planning tools to avoid exceeding residual nitrogen limits.
Using Oxygen for Accelerated Decompression
In cases of decompression sickness risk due to nitrox errors, hyperoxic decompression can aid recovery. Administering oxygen-rich gas mixtures (typically 80% O₂ or pure oxygen) at shallow depths helps eliminate inert gas faster and reduces bubble formation. This practice, combined with slow ascents and safety stops, supports safe recovery when nitrox errors occur.
- Include oxygen safety stops where practical.
- Ascend gradually with controlled decompression if necessary.
- Seek prompt medical evaluation if DCS symptoms appear post-dive.
Ultimately, thorough pre-dive gas checks, strict adherence to dive computers calibrated for the actual nitrox mix, and readiness to modify or abort the dive are key strategies to safely recover from nitrox errors. Proper training and discipline in gas handling ensure nitrox retains its benefits without undue risk, maximising safe bottom time in vibrant diving destinations like Key Largo.
Recovering from Nitrox Errors: A Guide to Safe Diving Practices
Embracing Personalised Nitrox Solutions in Key Largo: Practical Steps for Future Dive Plans
Divers visiting Key Largo can seamlessly incorporate custom Nitrox blends into their future diving routines by following several practical approaches tailored to the local diving environment and dive operator offerings. Personalisation begins with education, careful planning, and collaboration with trusted dive shops that specialise in Nitrox services.
Obtain Proper Nitrox Certification
Before integrating personalised Nitrox into diving plans, Key Largo enthusiasts should complete a recognised Enriched Air Nitrox certification course. Dive operators such as Rainbow Reef and Key Largo Diving offer PADI and SSI Nitrox courses that include:
- Online theoretical training covering oxygen toxicity, partial pressure calculations, and dive planning specific to Nitrox
- Hands-on lessons in gas analysis, tank handling, and dive computer settings for Nitrox use
- Affordable packages combining certification with tank rentals and dive computer rentals to encourage seamless integration into planned trips
This foundational knowledge ensures divers understand how to safely and effectively use custom gas mixes tailored to their dive depths and profiles.
Plan Dive Profiles Around Custom Blends
Divers should leverage their Nitrox certification by adjusting dive site selections and dive durations in Key Largo to take full advantage of personalised blends. Key considerations for planning include:
- Choosing deeper reefs and wreck sites like the USS Spiegel Grove or Benwood, where enriched air blends significantly extend no-decompression limits
- Scheduling repetitive or “double-dip” dives safely by utilising Nitrox tanks, reducing nitrogen buildup and surface intervals
- Working with operators that provide on-demand custom Nitrox fills to match the oxygen percentage precisely with planned maximum depths
Pre-booking Nitrox tanks and dive trips with these tailored approaches aligns dive profiles with optimal gas mixtures, enhancing bottom time and safety.
Collaborate with Local Dive Operators for Customised Experiences
Key Largo boasts several dive shops equipped with gas boosters capable of producing precise custom Nitrox blends up to 40% oxygen or more. By collaborating closely with these operators, divers can:
- Request specific oxygen percentages tailored to their experience level and dive site depth
- Take advantage of multi-day or package deals combining Nitrox certification, personalised tank fills, and digital dive computer rentals
- Receive expert dive planning guidance factoring in weather, currents, and local conditions specific to Key Largo’s reefs and wrecks
Such partnerships empower divers to confidently explore Key Largo’s diverse underwater ecosystems with gas mixes optimised for both safety and maximum bottom time.
Integrate Technology for Enhanced Dive Safety
Modern dive computers that support Nitrox are essential tools for divers embracing customised gas mixtures. Key Largo divers should ensure their devices are properly programmed with their specific Nitrox blend’s oxygen percentage to:
- Accurately track no-decompression limits and oxygen exposure to avoid toxicity
- Adjust decompression calculations dynamically based on dive profiles
- Record and analyse data for safer multi-dive days common in Key Largo’s dive itineraries
Technology integration ensures divers maximise the benefits of personalised Nitrox while maintaining best practices in dive safety.
By pursuing certification, planning dives thoughtfully, working with local experts, and leveraging modern dive technology, Key Largo divers can fully embrace the advantages of custom Nitrox blends for richer, safer, and longer-lasting underwater experiences.
What’s Next for Key Largo Divers: Embracing Customisation
Maximising Bottom Time with Custom Nitrox Blends in Key Largo
Custom nitrox blends provide divers in the Florida Keys—and especially in Key Largo—a tailored approach to increase bottom time safely and effectively. By adjusting the oxygen percentage based on dive depth and profile, divers can extend no-decompression limits beyond what standard nitrox mixes offer, optimising each dive according to the unique conditions of local dive sites.
For example, many of Key Largo’s popular dive spots, such as reef walls and artificial wrecks, lie around 60 feet depth. Using a custom nitrox blend with approximately 34-36% oxygen instead of standard air extends bottom time considerably. At this depth, a 36% blend can allow for around 80 minutes of no-decompression dive time, compared to roughly 56 minutes using air. Such optimisation permits divers to explore more of the vibrant coral formations, wreck sites, and marine life typical of the Florida Keys without exceeding safe limits.
Enhancing Safety and Reducing Fatigue
One significant advantage of custom blends is reducing nitrogen uptake. Lower nitrogen content means less risk of decompression sickness and less nitrogen narcosis, which can be particularly important for repetitive dives—common among divers visiting multiple sites in Key Largo within a day. This tailored approach also helps diminish post-dive fatigue, enabling divers to feel more energised and alert after each excursion.
By carefully matching the oxygen fraction to dive profiles, divers maintain a safety margin that protects against reaching dangerous partial pressures of oxygen. Especially for those doing multiple dives day after day or deeper dives approaching 100 feet, custom blends keep exposure within comfortable and safe boundaries.
Improved Efficiency for Repeat Dives
Divers in Key Largo often embark on multiple back-to-back dives, and custom nitrox gases help minimise nitrogen load, allowing for shorter surface intervals. This increased efficiency maximises dive time during vacation stays where diving opportunities are plentiful but time is limited.
For example:
- A morning dive at 45 feet using a 34% blend may finish with less nitrogen absorption, enabling a shorter surface interval before an afternoon dive.
- Custom blends tailored to specific depths help plan dive schedules with maximum safety and enjoyment.
Adapting Gases to Local Dive Profiles
Key Largo offers an array of dive environments, from shallow coral reefs to deeper wrecks and walls. Custom blends can be formulated including elevated oxygen concentrations for shallower sites (to reduce nitrogen without risking oxygen toxicity) or even adding helium in advanced mixes for deeper technical dives to reduce narcosis. Each mix is designed according to a diver’s certification and the dive site specifics, making dives safer and more enjoyable while maximising the thrilling underwater experiences unique to the Florida Keys.
Sources
- Big Island Divers – Common Misconceptions of Nitrox
- Dive AAI – Common Misconceptions About Enriched Air Nitrox
- Dive Subculture – Misconceptions About Nitrox Diving
- TDI SDI – 3 Tips for Diving Nitrox Safely
- Scuba Diving – Nitrox Scuba Diving Guide & Certification
- TDI SDI – Custom Mix vs Standard Mix: Best Mix Is a Question of Balance
- DipNDive – Benefits and Risks of Diving with Nitrox
- Paragon Dive Store – Nitrox Custom Blends and Gas Fills