John Sanders (@DiveZen) header
John Sanders (@DiveZen) profile picture

I'm a PADI & TDI Scuba Instructor here in Seattle, Wa, USA. I love teaching all levels of classes, but love Tec & Trimix the most!

Seattle, Wa
Joined January 2010
Photo by John Sanders (@DiveZen)Photo by John Sanders (@DiveZen)Photo by John Sanders (@DiveZen)
John Sanders retweeted
We've just released two new BlackTip scooters! Building on the original scooter's design, we've evolved the BlackTip into a series of scooters able to tackle any diving challenge! … dive-xtras.com/blacktip-seri… ... #divextras #divex #new #blacktip #travel #tech #exploration #scooters
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It’s been a bit since i’ve posted about diving, but I’ve been enjoying “social distancing” below the surface. Here was today’s dive with Wolf Eels at Day Island Wall, in Tacoma, Wa. youtu.be/TMzXTvK7maE
When your drysuit isn't, it's anything but fun. Thanks to the fine folks @HalcyonDiving for helping me find my leak. Now to get a new zipper on my trusty Santi drysuit divezen.com/resources/leak-t…
Had a fabulous time #diving in #NeahBay this last weekend. Gorgeous! quik.gopro.com/v/wHLvMBlsqx/
Look what just came today from our friends at Shearwater Research. Can't wait to try out the new wireless air... fb.me/8lWIgTh0x
Love seeing Shearwater Research continue releasing reliable, innovative, & easy to use products that target... fb.me/11Nkp3uiV
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This is pretty amazing stuff! An autonomous cave exploring robot. We live in interesting times... fb.me/59VLepXin
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Very interesting talk comparing Haldane/Buhlmann to more recent bubble models. Worth the time. fb.me/4gg4c8AOr
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Very nice example of keeping a cool head under duress... As well as a renewed focus on communication in... fb.me/4P1BiwpZ9
If you want to see some amazing video lighting and wreck footage in action, watch this video. I mean WOW! Thanks... fb.me/2gGPjPV6Z
Here's our Saturday dive on the Admiral Sampson last weekend. youtu.be/yepodSqp8pc fb.me/5jFf4Yusf
Here's a view into our second day of diving on the Admiral Sampson last weekend. The wreck is gorgeous, covered... fb.me/3RVDJWdte
Now this looks fun! Sharks are gorgeous in motion! fb.me/59IV1TW0f