Useful information
The reference we think every diver should have to hand — the numbers, the limits, the contacts, and what your money is worth where you’re diving. Free, and open to everyone.
Independent providers of dive accident and travel cover.
112, the 24/7 DAN diving hotlines, national emergency numbers — and what to say when you call.
What to do before help arrives — the first minutes, DCS, oxygen and the 112 call.
Scuba with a disability — what adaptive diving can accommodate, the adaptations centres use, and how to plan a trip.
What to look out for, what to leave alone, and what to do if you're stung.
How the world's countries rank for peacefulness — the Global Peace Index, as a neutral reference beside official travel advice.
Wind, waves and sea conditions on a live map — what to check before you commit your morning to the sea.
Slack water, springs and neaps, and what a falling tide does to your entry — plan the dive around the water's own schedule.
Met something underwater? iNaturalist puts a name to it — and your sightings become real biodiversity data.
Live rates for every dive destination — check a marine park fee, a boat tip or a taxi fare before you hand over the cash.
Equivalent air depths, oxygen partial pressures and maximum operating depths for air and nitrox — in metres.
No-decompression limits, nitrox MOD and air consumption for your dive — computed for you.
Your dives, recorded and kept with your account — every trip adds itself.