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  1. reefduffer

    Closed: Used Regulator Set: Oceanic CDX5/ GT-3/ Alpha-8 octo.

    Purchased new in April 2010. Professionally serviced every April since, including April 2018. The service included the Oceanic free parts for life which is supposedly non-transferrable. Instruction manual / service record / registration card will be included. Set has been on 173 dives...
  2. reefduffer

    Closed: Used Suunto Cobra Mk 1 with QD, compass, and case

    Original Suunto Cobra 1 Dive Computer. Air integrated and Nitrox ready. Has the Quick Disconnect fitting and Suunto Compass. Includes carry case and transport QD plugs. I'll also throw in the installed SS bolt snap to clip it off to BC/retractor etc. Note that you can remove the computer from...
  3. reefduffer

    Closed: 2x Gen-1 Nautilus Lifelines - Used

    I have two Nautilus Lifeline Radios for sale. These are the original model with the chat function, now discontinued but still supported and manuals available for download. Nautilus Lifeline Radio Overview | Nautilus Marine Rescue GPS. Both units have been updated to the current 1.02 firmware...
  4. reefduffer

    PSA: phenylephrine (Sudafed PE) looks to be worthless

    Common decongestant may be worthless, study finds | Ars Technica "... In a new study of more than 500 adult allergy sufferers, researchers found that the common, over-the-counter(OTC) decongestant, phenylephrine, was no better at unclogging noses than placebo—even when given at higher doses...
  5. reefduffer

    Progress towards a Dengue vaccine

    Sanofi Dengue Vaccine Works on All Four Types in Study - Bloomberg Probably won't be ready for any trip you have planned, but maybe the one after the next one.
  6. reefduffer

    Lionfish Flare Their Fins to Hunt Together

    Lionfish Flare Their Fins to Hunt Together ? News Watch Won't make you any happier that they're here, but very interesting social behavior.
  7. reefduffer

    500-mile NEPTUNE cabling brings Internet to Vancouver ocean floor.+

    Highly sophisticated multiple-station permanent sea floor research instrumentation, including streaming video and much more, operating off Vancouver island. Deep-sea streaming: 500-mile NEPTUNE cabling brings Internet to the ocean floor | Ars Technica
  8. reefduffer

    Mantis Shrimp - some interesting stuff

    Saw this article on Mantis Shrimp vision today, thought there'd be enough interest to post a pointer: One of the strangest animals on earth gets a little weirder | Ars Technica And from the reader comments (worth reading, for the most part), to pass on this related cartoon/factoid collection...
  9. reefduffer

    New (not yet a product) desiccant material

    Just discovered, as unlikely as that sounds. Scientists create ?impossible material??dubbed Upsalite?by accident | Ars Technica Sounds like it's going to have both better properties and be less expensive than current desiccant materials. I'm posting in the hopes of cross-pollinating with...
  10. reefduffer

    Trip Report: Key Largo July 2013

    Executive Summary: Weather and boat problems (not CR) seriously impacted this trip. Conch Republic Divers (Dive Op): Recommended. Lake Conch Republic (the north end of their parking lot) in heavy rain: Not Recommended. Silent World new ownership (Dive Op): No decision, we'll try next year...
  11. reefduffer

    Diving medicine humor

    In the latest Alert Diver (Spring 2013), the membership magazine published by DAN, there's an article "Effects of Diving on the Brain" starting page 46. A one sentence synopsis is that there are some interesting brain pathologies observed in some divers, but no causal relationship is...
  12. reefduffer

    Trip Report: Beqa Lagoon, Fiji, March 2013

    Executive Summary: Beqa Lagoon Resort (BLR): Recommended with caveats about maintenance and travel. The Dive Shop, Tucson AZ (Booking agent): Recommended. Overview My wife and I made our first dive trip to the western Pacific in March, a week at the Beqa Lagoon Resort in Fiji (pronounced...
  13. reefduffer

    Info on Fiji diving conditions after cyclone Evan?

    My sister/BIL we sometimes dive with got a wild hair about going to Fiji. This would be the first Pacific trip (other than CA) for any of us. After a little looking, it seems the warmest water is March & April, so we would be moving very quickly for us, almost panic mode, which I don't like...
  14. reefduffer

    Trip Report: Bonaire 11/8-17 2012

    Executive Summary: Bonaire diving: Recommended. Really. Captain Don's Habitat (CDH): Recommended. Fluorescence Night Dive with BonPhoto: Recommended to try at least once. Overview My wife and I made our fifth visit to Bonaire last month, staying at Captain Don's again as we had for the...
  15. reefduffer

    Cobra "Permanent" Error Mode - how is it cleared?

    Hi Chris. As Alberto of DiveNav said, welcome to Scubaboard, and about time Suunto had a presence here. I've been a Cobra user for a number of years, and really welcome the opportunity to get clarification on some details. So here's one that's been pending for awhile. See this thread for...
  16. reefduffer

    Mysterious circles not just for cornfields anymore

    Mysterious circles not just for cornfields anymore | Ars Technica Feature on shallow seafloor even cooler once you know how it got there.
  17. reefduffer

    Helium to be used in computer hard drives

    Didn't see a better place to post this, and I expect at least a few here might be a little interested, even if just in passing: Helium-filled hard disks will lead to higher capacities | Ars Technica It's a competitive industry; 20% savings in operating energy costs and higher storage densities...
  18. reefduffer

    Trip Report: Key Largo and Looe Key July 2012

    Executive Summary Silent World (Dive Op): Recommended Key Largo Dive Center (Dive Op): Recommended Looe Key Reef Resort (Dive Op): Recommended for a day trip Ocean Pointe Suites: Recommended Getting a little unlucky with the weather: Still better than San Diego diving. Introduction My wife and...
  19. reefduffer

    June 13 2012 PSA: Attention all Windows users: patch your systems now

    Sorry if my crossposting here offends anyone, too important not to, and at least so far I hadn't seen this in the mainstream news. Attention all Windows users: patch your systems now | Ars Technica "... Attention all Windows users: patch your systems now A critical IE vulnerability Microsoft...
  20. reefduffer

    Scientific American: "The Limits of Breath Holding"

    I'm not a free diver except in the most rudimentary and trivial sense, but I find it fascinating in several dimensions, and I've followed a number of threads about it here on SB. There's an article in the April 2012 (current) issue of Scientific American The Limits of Breath Holding by Michael...
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