The Benefits of Taking Careful Notes

Sallstrom

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Seawitch submitted a new Article:

The Benefits of Taking Careful Notes

10,000L, 5-year-old, display tank at the Maritime Museum & Aquarium. A build thread for this tank is linked in my profile & at the bottom of this article.
picture-1-10000l-display-tank-jpg.992887

Photo is courtesy of @Sallstrom, ©2019, All Rights Reserved.

Running a reef tank might be a walk in the park for some, but for others it’s a real challenge. I’m somewhere in the middle of that scale, but I always want to improve my husbandry skills. Working at a small public aquarium, maintaining, starting up and rebuilding reef tanks among other things, I have had the chance to try out many methods and products.

The first year at my current job we, unfortunately, didn’t keep that good records on what we did. We did keep records on the animals and some measurements, but not much else. If we did write anything up it was on paper. Saltwater and paper aren’t the best combination, so often I didn’t take notes when trying something new or making a change in a tank. I tried to keep it in my head. Now I realize, we lost a lot of good data and observations during those years.

Nine years ago, my colleague installed an old computer in our kitchen (which also serves as a lab). At that time we started one Excel document for each aquarium system at our Aquarium. Since the computer stood just where we sat and did the water tests, it was easy to write the numbers down while sitting there doing the tests. It was also nice to be able listen to music while doing the water tests!

Our 1500L room divider reef at The Maritime Museum & Aquarium. We started our Excel file for this tank in January of 2010. The tank was started in 2006.
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Photo is courtesy of @Sallstrom, ©2019, All Rights Reserved.
I started at the top of my Excel documents just writing the date and then the measurements or the observation or any other thing I thought mattered. The next note I took I wrote underneath, so it would be a chronological order. Nothing too complicated at all.

After a while, we found more things than the water parameters that would be good to mark in the notes, like the dates when we changed water, T5 or MH bulbs, CO2 for the calcium reactor, dosing amounts and many more things.

One advantage with these documents is that you don’t need to rely solely on your memory. My memory isn't stellar, and these notes are essential in my work nowadays. Especially when it comes to troubleshooting. If the corals one day don’t look happy, you could go back and see what has been done the last couple of weeks. If you see cyanobacteria starting to grow on the sand, you can go back and check if the parameters have changed or if any changes have been done with light schedules or if any other things have changed. This way we’ve figured out a lot of stuff that we couldn’t have without the notes.

Notes from the 10,000L reef tank.
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Photo is courtesy of @Sallstrom, ©2019, All Rights Reserved.

An example was when we had an evening event at the Aquarium, and we changed the light schedule for just that evening. A couple of days later, cyanobacteria started growing on the sand in one of the reef tanks. At that time I tried to vacuum the sand and adjust the nutrients a bit, but the red mat of cyanobacteria just came back the next day. A week or two later I was looking through the notes and discovered the note about the evening event and the temporary change in light time. Somehow we hadn’t changed back to the regular schedule, so the tank was getting three extra hours of light per day since that event. After discovering this, I changed back to the regular schedule. Two weeks later the cyanobacteria was gone.

I also like to keep all notes in the same Excel file. I just add more sheets in the Excel file. Here are some of my sheets: ”Everything”, ”CO2 and CRx media refill”, ”lights”, ”stocklist”, ”water changes”, ”dosings” and ”recipe and formulas”. I like to keep all the records on the sheet "Everything", just to be able to scroll through it all chronologically. Then I add the details in the sheet for fish or bulbs for example.

You can see below another method of note taking. My coworker started this for our Bamboo shark reef as a test last year. All the information is on the first sheet.

Notes from our bamboo shark reef. All information on one sheet.
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Photo is courtesy of @Sallstrom, ©2019, All Rights Reserved.

One good thing to write about now and then in the document is when the tank looks healthy and all the animals seems to be happy. "Today all the corals looked really happy” could be a great note, if that’s the case. The numbers from the readings don’t say that much by themselves, so a visual description is good to have too. Then you are able to go back and see all the settings you have during that period when everything worked well.

You could also add pictures to the document too, to see the progression.

A distinct benefit for me at my work is that I don’t have to write a whole 20-page manual for each tank every time I go on vacation. I do write down a couple of instructions, but most of the information my colleagues can find themselves in the notes. I guess this strategy could be used for home tanks too, when having a fellow aquarist looking out for your tank during your vacation.

At the Aquarium we are several staff members doing the aquarium maintenance work. This means we all write in these documents. After discovering that we all read the water tests a bit differently, we’ve started to specify who did the test. So, now we know who did what and measured what and when and how. I think this could be useful for a home tanks as well, if there is more than one person taking care of them.

Yes, we even write the time when doing tests. Some parameters might swing throughout the day, and the time the test was made can be relevant.

Notes from NY_Caveman for his home tank.
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Photo is courtesy of and used with permission from @NY_Caveman, ©2019, All Rights Reserved.

That was a short summary on why taking notes is great. I hope you enjoy the article and find it useful!

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We encourage all our readers to join the Reef2Reef forum. It’s easy to register, free, and reefkeeping is much easier and more fun in a community of fellow aquarists. We pride ourselves on a warm and family-friendly forum where everyone is welcome. You will also find lots of contests and giveaways with our sponsors.

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Author Profile: @Sallstrom

David is a professional marine biologist at Sjöfartsmuseet Akvariet, or The Maritime Museum & Aquarium, in Gothenburg Sweden. He has a super interesting build thread covering his work at the museum, where he is the resident coral nerd. He has been keeping saltwater aquariums either at home or at work since 2001.
 

Bleigh

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Great article! Any tips on the best ways to take notes. You used excel, but any other programs? I know I use an app where you can take pictures of the tank and keep notes. This can be broken down to creatures in the tanks.
 
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Sallstrom

Sallstrom

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Great article! Any tips on the best ways to take notes. You used excel, but any other programs? I know I use an app where you can take pictures of the tank and keep notes. This can be broken down to creatures in the tanks.
Thanks! :)
I've only tried excel, but I'm sure there are plenty of options.
We use excel and Dropbox because we are many coworkers plus the vet that uses these documents at work from different computers.
 

SouthFrags.45

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a notebook works for me. I write all of my dosing and test results. How much kalk I added, when the ATO bucket is refilled,
when the skimmer is acting weird, and when and how much filtration media is changed and added. A very good way also when investigating when the tank is not looking so good. The "what the heck did i just do moment"
 

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I use excel and have for about 5 years now. It can be really helpful to go back and see some data and see how the tank reacted. I just lost a couple os sps corals due to making too big a swing in alk. Oh heck, I made the same mistake about 4 years ago!

Some of us are slow learners! ;Wideyed
 

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Thanks! :)
I've only tried excel, but I'm sure there are plenty of options.
We use excel and Dropbox because we are many coworkers plus the vet that uses these documents at work from different computers.
Glad to see this got turned into an article! I did make a note or two when I started up my system. They weren't nearly so detailed. :rolleyes:
upload_2019-2-28_11-57-35.png
 
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Sallstrom

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Glad to see this got turned into an article! I did make a note or two when I started up my system. They weren't nearly so detailed. :rolleyes:
upload_2019-2-28_11-57-35.png
Btw, I'm slowly but surely trying to rewrite some more of my older posts from my threads into something that might be articles. Not very scientific or "biological" articles so far, but that would be the next step. I've also started a mind map for the name subject, the suggestion you had :)

Trying to recover from a mild exhaustion(not sure that's the right term), so I can't set to high goals at the moment. I even mixed up two water samples today, but luckily figured out why one tank had +1 dKH and the other had -1 dKH! :D
 

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Btw, I'm slowly but surely trying to rewrite some more of my older posts from my threads into something that might be articles. Not very scientific or "biological" articles so far, but that would be the next step. I've also started a mind map for the name subject, the suggestion you had :)

Trying to recover from a mild exhaustion(not sure that's the right term), so I can't set to high goals at the moment. I even mixed up two water samples today, but luckily figured out why one tank had +1 dKH and the other had -1 dKH! :D
Even though I was joking with the note, I've started working on a spreadsheet to use to track my tank. Your original post on this motivated me. I'm trying to find a balance with making it useful but not so burdensome that I won't use it after the novelty wears off.
 
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Sallstrom

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Even though I was joking with the note, I've started working on a spreadsheet to use to track my tank. Your original post on this motivated me. I'm trying to find a balance with making it useful but not so burdensome that I won't use it after the novelty wears off.
Absolutely. That's the test. Whatever goes through that make it into a routine at work. But if it takes too much time or are too complicated it gets ignored sooner or later.
 

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Nice article... Data can be turned into a graph which is also a nice visual. I mainly note parameters to look for a trend. If something is starting to head downward it is possible to make slight changes before something bad actually happens. Sometimes testing can be backed off a bit when all is going well, other times it may increase if issues are a concern. I stopped tracking for a while but realized that if you are going to make the effort to test, document it. In many cases it is just a cut and paste from the last test ;)
 

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Well written article. Your story sounds so similar to my daughter's. Her first job out of college was at a public aquarium and they only took notes on paper (waterproof notepad). Nothing standard just free format. After two years she left and when to another public aquarium and at her new job they have software that records in a standard format everything they do. Because of her experience I started using an app on my iPad this January that allows me to easily record every aquarium task I do. It's only been 3 months but I can already see the benefit of looking back at standardized notes.
 

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Being in the fisheries profession, collecting data is just part of the job. At work I currently track daily feeding, mortality, flow rates, oxygen, temperature, eggs per female, etc. We are able to look back every year and make adjustments or ponder why things went well or not. I have boxes and boxes of notebooks and raw data sheets. Some even date back to 1932. I like having hard copies for the sole reason if your computer crashes and you haven't backed up data recently, you still have the raw to fill in the blanks.

I've had a notebook since I started my reef in 2001. I can tell you when I added my live rock and how long my cycle was. I usually write down all the tested parameters, temperature and salinity on a weekly basis. I also write water change info, skimmer and other equipment cleaning, chaeto harvest, etc. I write when I add critters and am starting to get better on noting coral behaviors as well.
 

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Im guilty of not imputing data on a laptop but keep a Pencil and pad in my tool box / testing kit. Next build will accommodate a tablet of sorts
 
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