Sub-scooters are extremely safe as long as you're experiencing the activity with a reputible tour compay with a well-trained staff.
2024 Oahu Submarine Scooter Adventure
Fun Water Activities for Non-Swimmers in Oahu – Island Water Sports Hawaii
Oahu Ocean Fun
Island Water Sports Hawaii - A Unique Underwater Experience
Hawaii Submarine Scooter Adventures
HydroBob Tour Billy Ocean Underwater Adventures
Island WaterSports Hawaii - All You Need to Know BEFORE You Go (2024)
BOB's Hawaii Underwater Scooter Adventure & Turtle Watching Tour tours, activities, fun things to do in Oahu(Hawaii)|VELTRA
19 Oahu Bucket List Experiences - The Golden Hour Adventurer