My favourite kit - Innes McCartney

Innes McCartney is a deep-wreck diver, a historical consultant specialising in submarines, and a naval history and diving publisher. He has discovered many historic shipwrecks, including the M1 and HK Komet, and HMS Indefatigable and HMS Defence at Jutland; organised the Operation Deadlight expeditions; identified 44 mystery submarine wrecks; and been a key figure in the making of TV documentaries such as Deep Wreck Detectives and Clash of the Dreadnoughts. Innes was also the first diver to visit all three of the greatest diveable liner wrecks: Britannic, Lusitania and Andrea Doria more...

Life support with the Sentinel

Fatal incidents involving closed-circuit rebreathers can't all be dismissed simply as diver error, says Kevin Gurr - but he reckons that all the life-threatening problems that have arisen in the past can be engineered out. John Bantin spends a week with the CCR designer on a Red Sea liveaboard, to see if his Sentinel 'life-support system' lives up to his claims more...

My favourite kit - Pete Atkinson

Pete Atkinson, 52, is a professional underwater photographer. For 20 years he sailed and dived all over Polynesia - then, five years ago, he sold his yacht, bought a house in Australia and married another photographer, Darin Limsuansub. He claims not to be a grumpy old man, but his attitude to current dive fashions suggests that he is more...

How dry is your drysuit?

You might get the outside dry, you might even get the inside dry, but how do you prevent mouldy boot syndrome? John Liddiard offers some sweeter-smelling solutions more...

My favourite kit - Rich Stevenson

Rich Stevenson, 39, is a professional diver living and working in Plymouth. For 10 years he has owned and run dive-boats and, until recently, a coastal dive centre. His independent company now concentrates on rebreather training, underwater film operations and commercial diving charters on his new 9m RIB Ocean Venture. Involved in technical instruction since 1995, Rich was one of the UK's first IANTD Cave and Trimix Instructors, and is an IANTD and PSAI Instructor-Trainer more...

Tighten up on your weights

Thirteen per cent of divers have lost weights; 9% have lost the whole belt. So what's going wrong and what can be done about it? asks Robert N Rossier more...

King of kit

Confused about which dive gear to buy and how to configure it? Let the in-depth experience of superbly equipped Mike Ward be your guide more...

When divers go missing

All divers should use at least some signalling devices in case they lose their dive-boat - John Bantin evaluates a selection of items that will do the job more...