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Dive Log Sheets

As I started diving doubles and rebreathers I quickly realized that the dive log sheets I have been using for years (literally decades) were no longer really serving me. My main dive buddy had a dive log sheet he had cut and pasted together into a sheet that worked for him, but like me he had many small changes he still wanted to make. While we were on the NOAA Ship Nancy Foster diving in Gray’s Reef National Marine Sanctuary, we sat down after a long day of diving and talked about what each of us wanted out of a dive log sheet. His needs were only slightly different from mine, so I offered to build up a new log sheet with all the things we wanted. For issues of copyright and all that I created the sheets from scratch though I did use existing visual elements where they made sense. After a few iterations we had the sheet both of us needed. We created it mainly for advanced, technical and/or science divers but we also modified it to create a second set of log sheets specifically for the open water class that was taught this fall.

Open Water Dive Log Sheet.Advanced Dive Log Sheet

Open Water and Advanced/Technical/Science Dive Log Sheets - offered under Creative Commons By-NC-SA license. Please refer others to this page to share this version of the sheet.


Both sheets offer:
  • a header with cumulative dive number, date and location information
  • A checkbox list of major dive types/activities
  • Exposure protection & Weight
  • Dive depth, duration, pressure group
  • Start and end tank pressure
  • Air, surface water and depth water temp
  • Visibility, weather and REEF.org fish count information
  • A generous comments section
  • Buddies
  • Cumulative dive times

The Open Water Log Sheets also offer:

  • a small comment section to record dive boat, boat captain, dive master or similar information
  • An instructor / buddy signature block

The Advanced Log Sheets also offer:

  • Dive gas mode block to record dive gases used including size of tank and mix used
  • Tally blocks to track cumulative stats (# dives and hours) for rebreather, the year, and science.

For those that own their own rebreather and want to track cumulative hours on that rebreather unit or cumulative hours since last major service I have a version that replaces dives for the year and sciece dives with cumulative unit rebreather dives and hours.

Both log sheet files print out 2 double sides log sheets per 8.5×11″ page (4 dives per page). The open water file prints 6 open water training dive logs then an additional 14 log sheets for normal dives, though more sheets can be printed easily. Please feel free to use these files for your own diving or diving program. I do ask that if you do use them, please leave a comment here, and if you find them really useful put a donation in the tip jar. I am willing to modify these files for special purposes, and as the files are licensed under CC BY-NC-SA license you may modify the files yourself as long as you share the resulting file yourself.


Science Bake Sale

Eric told me about the trouble he and his dive buddy, Joe, are having with the old scooter they’ve been using to collect data for Eric’s thesis. The scooter belongs to their Dive Safety Officer (DSO) and is an older model. They’ve been nursing it along, but it doesn’t work as well as it used to and there are few replacement parts with which to repair it. The propellor is cracked and the batteries are not holding their charge. On the last dive it completely died on them. They had to push it all the way back. A half of a mile is a long way to push a scooter against the current. We’ve also been dealing with a lot of red tape with any funding, which has been frustrating, to say the least. So I thought, enough of this garbage, why don’t we raise our own funds?

The obvious question is, “How?” We barely get by right now. We were forced to live off of our savings and house downpayment a long time ago. The first thought that came to my mind was a bake sale. Why not? Other people have done it. Eric was skeptical and laughed, thinking I was joking. I was dead serious. You don’t know if something will work until you try and regular channels aren’t working. We have to get creative to get what we want.

So I suggested my idea about CafePress again. He’s had an account set up there, but never did much with it. When I was brainstorming for ideas on how to make money to cover our bills if the PhD offer doesn’t come through, I thought of printing our leaf art onto T-shirts to sell. Eric read about other scientists who have turned to the online community for help and thought, “Well, maybe we CAN do it.” And so, Science Bake Sale was born.

Diver on Gray's Reef - Leaf art inspired by research dives on Gray's Reef National Marine Sanctuary

Diver on Gray's Reef - Leaf art inspired by research dives on Gray's Reef National Marine Sanctuary


Eric took pictures of the leaf art Johann and I did while he was at Gray’s Reef last year on a research cruise. Eric told us the animals he saw while they were diving one day: a guitarfish, a leatherback sea turtle, and a cobia. The art project helped us feel more connected to Eric and gave Johann’s mind something to focus on besides missing Daddy. Johann was so excited to show Eric what we had done. Now it is the first design in our Science Bake Sale CafePress store.

Please go take a look and see if you like what we have so far. We have plans for more CafePress designs and some marine biology and ocean themed original artwork and dyed clothing that will go up on an Etsy Store as well. Our first goal is to buy a replacement scooter, so Eric is sure to be able to complete his research dives.


Some Days Go Like That

Yesterday I was really jazzed to get in to the dive locker. I had emailed my normal dive buddy, Joe, an ex-navy undergraduate who seriously loves to be underwater, over the weekend and invited him to do a fish count and proficiency dive. I need more time in doubles to get really familiar with them. Naturally he said yes, so we were on. We set 11:30am as the time to meet at the dive locker.

After working a bit from home, I got ready to bike in to campus and walked out the door at 10:40am for a 45 minute commute, taking the cyclocross route along the coast that I like best. I felt well rested and my legs were ticking over really well, but as I got down to Noank, which is about 5km in, I had a sinking feeling. Had I remembered my dive computer? A quick check of the panniers confirmed that I had not.

Longer, but more scenic commute to school

Longer, but more scenic commute to school

I decided I really wanted the computer, so I turned around and added an extra 15 minutes to the commute. Now I would, at best, be 10-15 minutes late. The rest of the commute was great, with a new personal best for the route, minus the false start. It was a bit late to see much wildlife on the route, but I did see several herons and one scrambling woodchuck.

Joe was waiting in the dive locker when I arrived 10 minutes late. The tanks were already filled, so as I verified the blend and fill of my tank, we talked about the amazing women’s world cup game from the day before. Before heading off to get some lunch, we went up to see our dive safety officer (DSO) who had just gotten back from vacation. While he was away we had several dives and on one of them I flooded one of the locker’s canister lights. I wanted to tell him in person and find out what needed to be done to get it fixed.

Unfortunately, it was not just any light. It was his favorite light from Salvo (now Light Monkey) with a custom made cable so it would fit his rebreather rig perfectly. Ouch.

WLIS MySound Data Buoy

WLIS MySound Data Buoy

What’s more, I knew he had a buoy maintenance dive in the Western Long Island Sound (WLIS) on Wednesday. Diving in Western Long Island Sound is a bit like diving in a giant cup of dark tea. Pea soup plankton blooms this time of the year, plus lots of tannins, particulate matter, and other crap in the water make it the ultimate low vis dive. At the surface vis can be as low as 1′ and at depth it gets so dark, you can’t see your hand 5 inches from your face without a GOOD light. Considering we have instruments at depth on the buoys, Western Long Island Sound is the ultimate testing ground for our dive lights. Salvo’s and Light Monkey lights are the dive locker’s favorites out there. Spendy, but they really cut through it all and deliver a lot of light, plus Light Monkey has a great reputation for service.

After taking my ass-chewing for flooding the light, I called Light Monkey, who set up a repair for us. They told me they could turn the lights around in one day. No way we could get them back in time for the WLIS dive, but we should still have them back by the end of the week. I boxed up the flooded light and a second light with a shorter cable that also needed some routine attention. Dive lockers are notoriously hard on gear! After almost 3 hours we managed to get everything taken care of and the lights off to Florida with express service.

Finally, we could get back to the dive. Instead of our original noon start time, we crawled over the seawall by the dive locker (that’s a real joy in doubles, mind you!) and into the water at 3:04pm. It was a great dive too. Visibility in the cove was about 5′ and filamentous algae covered the bottom. But as soon as we got out of the shallows, vis opened up to maybe 10′ and the filamentous algae disappeared, revealing a thick carpet of macro algae and sea grasses. It seems to be an especially good year for the sea grasses and kelp, denser and much larger patches than I remember any year before.

Beach to Beach Swim

Beach to beach swim - Dive Locker on right side, sail boat launch beach on left.

Our original plan was to go all the way around the campus from the dive locker beach to the boat launch beach on the opposite side (a swim of a little over a half mile). I had 200 cubic feet of air at 3500psi and Joe was on a rebreather, so we had plenty of air. Unfortunately, the tides were not really with us. By the time we reached the halfway point, the tidal currents had turned, so that the second half of the dive would be straight into them. We decided to turn around and let the currents give us an easier swim back to the dive locker.

The fish count went great. We saw fluke (a.k.a. summer flounder) (Paralichthys dentatus), cunner (Tautogolabrus adspersus), grubby sculpin (Myoxocephalus aeneus) and tautog (Tautoga onitis), as well as blue crabs (Callinectes sapidus), spider crabs (Libinia emarginata), and three horseshoe crabs (Limulus polyphemus), including a very large male. There were many young of the year winter flounder (Pseudopleuronectes americanus), from a half an inch to 2 inches long.

As we were finishing our surface swim into the beach (too shallow to dive with the surge, too deep and rocky to walk), we noticed the DSO’s pickup truck parked right at the sea wall. As it was a bit late, we knew he was waiting for us. As we climbed up on the beach, he asked after the dive, what we saw etc., then casually asked who the lead diver was. Joe and I had never really settled who the lead diver was. He has ten times my experience, but I had suggested doing the dive, so I took the responsibility (knowing the other shoe was about to drop, most likely on my gluteus maximus). Sure enough, in all the confusion about the lights, I had forgotten to fill out the dive plan log on the marine operations bulletin board. We had fully briefed the DSO, but someone asked the marine operations manager if the divers off the Point were university divers. He didn’t know, but went down to the marine operations bulletin board to see. Ooops! Lesson learned and reinforced well.

Ass-chewings, by the way, do obey the laws of gravity, picking up momentum as they go downhill.

Grubby Sculpin

Grubby Sculpin

Still, all in all, it was a great day. I got some good news about a potential discount on some equipment I need for my research and I got in a 2 hour and 14 minute dive!



Knitting Therapy

I’ve been knitting a lot to build up my stock for selling on etsy and at Bestemors in Mystick Village this coming winter season. In between items specifically made for sale, I’ve been doing personal projects as well. I deliberately created a project for myself to keep my mind occupied while I was recovering from knee surgery. I knit socks for friends of ours, one for each member of the family. I started with the hearts pair last November right after the surgery. The orange skull socks were made second, followed by the diamond patterned ones. The white skull socks were finally finished about a month ago. I’m so glad I did it. Our friends have happy, warm feet and the knitting got me through a very difficult time. Now I need to knit wacky socks for the three of us!

Heart Socks

Purple Hearts for the daughter


Orange Skulls for the son


Rainbow diamonds for the Mrs.


White skulls for the Mr.


Guest Blogging Fun

The past few weeks turned out to be pretty busy for me online (at least compared to the past oh, 24 months), though from this site alone, it may be hard to tell. Since much of my posting has been at other places I thought a quick summary of the months posts (and links) would be helpful for those interested:

  • Sergeant Major (Abudefduf saxatilis) – A post at Larval Images about one of my favorite ecosystems and one of the great juvenile fish that are commonly found there.
  • Budget Hacking – A post here about the importance of NOAA for the myriad jobs they do, many of which are important for public safetly and economic security in addition to research. A post that I feel is a very important read, especially as the 2012 budget fight may still cut NOAA deeply, including the satellite’s needed to track and predict severe weather events as well as we do. Without NOAA’s work I think it is safe to say the Alabama death toll would have definitely  been significantly higher.
  • Gulf of Mexico Dolphin Mortality Event – Posted as Scientist in Residence at Deep Sea News – in which I use the data from NOAA to take a more slightly more detailed look at deaths of dolphins since the oil spill in the Gulf, and explain the box and whisker plot.
  • Dolphin Whiskers – now only Babies – published a few days later here, to address the concern that there is a higher that normal number of babies washing ashore, but the graph, as presented by NOAA and in the MSM, does not really support that claim. So again come out the box and whisker plots.
  • My ‘Seascape of Fear’ – A second posting as  Deep Sea News Scientist in Residence, I discuss my recent trip to Belize as a teaching assistant for a coral reef fish ecology class and the arrival in Belize of the highly invasive Lionfish.
  • How does a floating plastic duckie end up where it does? – A guest Blog post at Scientific American Part of a four post series on drifting junk in the oceans and how, sometimes, they can help us explore and learn more about the ocean currents. Other posts in the series include a review by Lindsey Hoshaw of the book Moby Duck (I’ll post my own review here later, I liked the book quite a bit more than Lindsey), an interview by David Manly with Moby Duck author Donovan Hohn, and a Matthew Garcia review of Dr. Curtis Ebbesmeyer’s bookFlotsametrics and the Floating World about tracing accidental drifters and the information they can give us.
  • Is It Time to Relax Fishing Regulations? – Another Scientist in Residence post at DSN, this was a response to fisheries biologist Ray Hilborn’s recent op-ed in the New York Times advocating a relaxation of the current fishing regulations. (Enric Sala, Peter Singer, Daniel Pauly and Mark Kurlansky all replied to the paper.)
  • Finally, Reflections, posted here, in which I examine where I have been, where I am and the options going forward.

Hopefully in the next few days we will have a guest posting or two here by Johann. Discussing some of his recent adventures and science from his point of view.

In addition to the postings there are several new YouTube videos I uploaded in the past weeks, mostly of the underwater variety.



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