Women-Who-Tech-Dive-Nikoo-Cheheltani

Women Who Tech Dive Nikoo Cheheltani

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Technical diving is about the journey, exploring the unseen world, gaining valuable experience, and always learning something new.
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Cozumel-Crystal-Tranquility

Cozumel Crystal Tranquility

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Cozumel’s clear waters and vibrant reefs make it a top spot for drift dives, wrecks, and freediving with expert SDI guides.
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Every-Action-Counts

Earth Day Beach & Underwater Cleanup

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SDI’s Earth Day cleanup at Juno Beach Pier removed 75+ pounds of debris and raised awareness for ocean conservation.
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Nitrox-Demystified

Nitrox Demystified with Capt Tom

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Nitrox is a safer breathing mix for sport divers that allows longer bottom time and shorter surface intervals, despite a few limitations.
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trim

TRIM

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Trim is an elegant and efficient posture that boosts control, protects marine life, reduces air consumption, and starts in your first course.
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Cocoons-Aren’t-Just-for-Butterflies

Cocoons Aren’t Just for Butterflies

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2 Komen-komen
The article reveals how night diving uncovers a different reef, focusing on parrotfish’s protective mucus cocoon for survival.
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The-Ocean-Remembers-Me

The Ocean Remembers Me

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In "The Ocean Remembers Me", Chris Bustad captures the diver’s timeless bond with the sea—an embrace of healing and memory.
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Fill ‘er Up – The SDI Air Fill Station Technician course

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The SDI Air Fill Station Technician certification makes you a more informed, more capable leader in the industry. Stay sharp, stay certified, lead with confidence and train skilled technicians to help create a safer workplace.
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Cutting-Tools

Cutting Tools

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The right cutting tool isn’t optional—it’s your lifeline when entanglement strikes in real-world dive conditions.
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Where There is a Will, There is a Way

Between Two Corals Where There’s a “Will,” There’s a Way

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Episode 4 dives into the wild world of underwater filmmaking with William Drumm and Will Limpert, full of laughs, gear tips, and ocean chaos.
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SDI-Divemaster-Program

Considering the SDI Divemaster Program

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Physical ability, technical knowledge, emotional resilience, and relational skills are the foundation for dive professionals' success.
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What-speed-should-you-turn-on-your-oxygen-cylinder

What speed should you turn on your oxygen cylinder?

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Open oxygen cylinders slowly—focus on slow pressurization, not fast opening—to prevent fires, especially with old or contaminated valves.
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