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Getting Started
Start Here
Discover Scuba
Choosing a Dive Shop
Choosing a Dive Instructor
Choosing a Dive Agency
The Beginner Basics
Typical Training Path
Is Scuba Diving Dangerous?
Is Scuba Certification a License?
Can Non-Swimmers Learn to Dive?
Recommended Books
Learn
Certifications Worth It?
Dive Planning
Entry & Exit Skills
Surface Skills
Underwater Skills
Buddy Skills
Teamwork Skills
Dive Culture
Safety
Understanding Risk
Human Factors in Diving
Emergency Preparedness
Plans and Equipment
Medical Risks
Tools & Calculators
How-To-Guides
Calculators
Downloads & Printables
Gear Advice
Philosophy and Ownership
Right Gear for You
Which Gear & Why?
Buying Guides
Just Tell Me What To Buy!
Gear Reviews
All Reviews
Masks & Snorkels
Fins
BCDs
Wetsuits
Drysuits
Computers & Instruments
Regulators & Hoses
Signaling
Reels & Spools
Lights & Cameras
Clips & Snaps
Cutting Devices
Medical Supplies
Tanks
Gear Bags
Apparel & Misc
Travel
Trip Reports
Travel Tips
Destinations
Chicagoland
Dive Shops
Private Instructors
Local Dive Sites
Day Trip Dive Sites
Community
Books
The First Breath
The Next Descent
The Deeper Current
The Safe Return
The Open Horizon
Status : Underwater Probes
Written by Tyler Allison • Last updated July 3, 2025