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    Some questions on SMB usage

    I would never, under any circumstances clip myself or anyone else to a dsmb line - there have been far too many cases where the line has been pulled for some reason from the surface and the diver has ended up inadvertantly on the surface
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    Some questions on SMB usage

    I prefer a reel to a spool, so I can let go of it on acscent and it won't disappear back down beneath me again. For most dives. either the bottom or about 20-30m are the easiest depths to deploy from - 6m is the worst, as you need to fill it fuller or it get's a bad case of brewers droop on the...
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    18 yr old Instructor

    One of my original instructors was around 18 or 19 at the time I was training 20 something years ago - his dad was an instructor and he'd been diving for several years in varied cold water conditions. We still occasionally dive together now. One of my other instructors was in his 60's -he's now...
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    Paragraph Eleven. Confirm? (Scapa Flow Report)

    We had a fantastic time, though we dived with the local club and on the Kirkwall side rather than the Flow -then headed north for a few days diving/catching up with friends plus some really good kayaking - back at work yesterday - I can see Orkney from the kitchen window, so it's not far from...
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    Anchoring near or on the wreck?

    Why bother anchoring at all, leave the boat free, that way it can pick up anyone drifting - and allows for a free ascent. Use a shot line - we've tried all shapes and sizes, but generally a 56lb weight is ok for most dives, though sometimes we'll use a heavier narrow one. Drift over the wreck...
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    Diving & Antidepressants

    Since the elimination half life of citalopram is around 1.5 days, missing a dose on the morning of a dive is unlikely to make much difference either way - however it will reduce overall compliance/concordance. High pO2 such as those in diving, particularly rich nitrox gases also lower the...
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    Nitrox 28 Uncertified

    Using air tables and nitrox the chances of any dci are reduced significantly - we were doing 'no-stop' diving - we'd been climbing during the week and been weathered out, so done lots of hard excercise in the days previously - high-tailed it home and decided to go diving instead - the chances of...
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    Nitrox 28 Uncertified

    To be fair it was my daughter - she's a baby helicopter engineer, so has a reasonable grasp of both physics and chemistry (she's 18) and has grown up on dive boats in Shetland and Scapa Flow, so she probably has a better grasp of the essentials than most - but we were diving scapa about 35m, it...
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    Paragraph Eleven. Confirm? (Scapa Flow Report)

    Scapa is one of my favorite sites - though the liveaboards are basic _ which is fine by me, I go there to dive and catch up with friends - it's still worth booking on one of the liveaboards as they are bigger and more stable - even if you do want to stay ashore it's worth paying for the more...
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    Nitrox 28 Uncertified

    Not read the rest of the thread - however - IF you are diving a site where there is a seabed within the MOD AND you are diving a single cylinder then why not - unless you are planning significant deco ( on a single?!) it's a safer gas - I've done exactly this with my kids, and would do it again
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    Diving & Antidepressants

    The main problems with diving and anti-depressants is firstly how safe is someone with depression and therefore possibly at increased risk of overdose/suidcidal ideation diving to start with - which needs to be discussed on an individual basis with a diving dr. Secondly. citalopram at 60mg is...
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    Emergency situations training

    Rescue course is definitely worth doing. Simplest thing to do other than that is just to practise skills at the beginning or end of every dive so it simply becomes second nature to share air/turn regs on/off - make sure to do it on the seabed and midwater in low vis/cold/zero vis etc etc etc -...
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    Predicting Current

    I've no knowledge of Vancouver area, however I do live in an area with big tidal currents and ranges. First stop would be to check the local charts, plus whatever the canadian equivalent of the north sea pilot book which will give you local information However - the best bet is to be a pain in...
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    Do people actually dive in the UK or is it myth?

    You've just been unlucky, there's plenty of diving going on, though it's definitely worth buying your own cylinders why not look up Brighton bsac, they've got boats based in Brighton and as far as I know dive midweek as well
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    Scapa- a few questions

    Unless you want to pay way over the odds, the best bet is to book directly with the baot skippers themselves ( the only quote I've seen from an organised US trip, was 3x the cost of doing it independantly) - which is the normal way to do it here. By preference I would tend to book with one of...
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    Should I bother?

    I've only done a few dives in Ireland-the first off Kinsale in Cork,which I still remember as warm clear waters filled with life and crayfish-and asub which was deep for me a the time which was dark but clear and I thoroughly enjoyed it. Many years later I was much further North- and the...
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    Predicting Slack Tide

    Depends on where you are - I live by the Pentland Firth at the north end of Scotland, where the N sea is to the east,the Atlantic to the west and the various islands of Orkney are to the N( plus assorted isles/skerries inbetween) - the tide times for the Atlantic and N Sea are different,and...
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    Predicting Slack Tide

    Depends on where you are. Check the local pilot books/charts. Where we are, the N sea pilot books give guidance on the strength of the tides in a given area - there are charts which give tidal flows at hourly intervals - although they are slightly larger scale than ideal for diving, we use them...
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    Would you dive with someone who had DCS in the past?

    Although for a varietyof reasons,mainly due to moving house Im not doing much deeperstuff, a few years back I was-eventually I got bent, a 68m dive straight from work followed by a poor decision to move J cylinders around half an hour later - at the time possibly more folk got bent on the deeper...
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    Buddy ditches the dive plan

    Just soundslike a good argument for only diving off alive boat to me
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