Beginner's Guide to GoPro for Underwater Video - Underwater Photography Guide
BEST GoPro Dome + How To Take EPIC Half Underwater GoPro Photos
Amazon.com : SHOOT Dome Port Lens for GoPro Hero 11/10/ 9 Black - Dual Handle Stabilizer Floating Grip, Enlarge Trigger, Overall Waterproof Case - Easier to Hold Over Underwater Photos/Videos : Electronics
How To Use Your GoPro As a Snorkeling + Diving Camera