Blog

Scuba diving guides

Articles on dive skills, certification, dive planning and dive sites.

Filter by tag

Posts per page

Training & CertificationJuly 11, 20267 min read

How to Improve Buoyancy and Trim in Scuba: Causes, Drills, Fixes

Why divers bob up and down or swim head-up, how much lungs, BC gas, suit and cylinder shift you, and the hover and fin pivot drills that fix it.

Training & CertificationJuly 9, 20268 min read

How Much Weight Do You Need for Scuba Diving? (And How to Check It)

Starting weights by wetsuit thickness, what salt water and aluminium cylinders add, and the end-of-dive weight check that gives you your real number.

Training & CertificationJuly 7, 202610 min read

Buddy Check (BWRAF): The Pre-Dive Safety Check, Step by Step

Buddy check (BWRAF) checklist: what each letter means, what to check on your buddy's gear, the faults it catches, and how it compares with SEA BAG and ABC.

Training & CertificationJuly 6, 20269 min read

How to Equalize Your Ears When Diving, and What to Do If You Can't

How to equalize your ears when diving: Valsalva, Toynbee, Frenzel, Lowry and tubal opening step by step, what to do if an ear won't clear, and barotrauma signs.

Dive DestinationsJuly 4, 20264 min read

The 5 Best Dive Sites in the World

The Great Blue Hole, Thistlegorm, Sipadan's Barracuda Point, Blue Corner and Cape Kri: depth, best season, the experience each one needs and how to prepare.

Training & CertificationJuly 2, 202610 min read

PADI vs SSI vs CMAS: How the Three Dive Agencies Differ

PADI and SSI are companies, CMAS is a federation of national bodies such as FFESSM. How ownership, course pricing, instructor rules and recognition differ.

Training & CertificationJune 30, 20261 min read

Dive Certification Levels Explained: PADI, SSI and CMAS Compared

Understand scuba certification levels across PADI, SSI, and CMAS: what each level allows, depth limits, and how the systems map to each other.

Safety & Dive MedicineJune 29, 202610 min read

Diver Medical Questionnaire: When You Need a Doctor's Sign-Off

How the 2026 diver medical questionnaire works, which yes answers need a doctor's sign-off, what to bring to the appointment and how to find a dive doctor.

Training & CertificationJune 27, 20268 min read

Scuba Diving After 50: Is It Too Late to Learn, and What to Check

PADI and SSI set no upper age limit for scuba. What changes after 50: heart risk in DAN data, the medical checks that matter and realistic fitness targets.

Training & CertificationJune 25, 20268 min read

What Age Can Kids Start Scuba Diving? Agency Limits and Readiness

Kids can try scuba in a pool at 8 and certify at 10 with PADI or SSI. Depth limits by age for PADI, SSI, CMAS and BSAC, plus medical and readiness advice.