01/21/2018 Photo Dump (some iPhone, some DSLR, some edited, some not).
FTS:
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Things are going great.
Fish are happy.
Coral are growing like wildfire.
Here's a few updates.
I just replaced the T5 bulbs after 12 months and wow... I can't believe how "dull" the old bulbs had gotten. I didn't do a formal PAR test but the fluorescence of the coral and overall look of the tank seems to be greatly improved by swapping out the bulbs for new ones. The old bulbs were definitely worn out, I'll be replacing on a 9 month schedule going forward.
Ostreopsis dinos are a thing of the past, but I still get a bit of the large cell amphidium on the sandbed. The watchman goby does a great job of keeping the sandbed clean on some days and on others not so much. It's strange. Some days it'll look like they're completely gone and some days they'll pop up around the perimeter of the live rock and coral and dust the open areas. I'm considering adding a big handful of Nassarius snails to help keep the sandbed turned over. As a matter of fact, I need to up the snail population of the tank for several things.
I'm dealing with a bit of a cyano outbreak. Rather than treat with chemical means, I'm just blowing it off the rocks and continuing with water changes and keeping the water chemistry as stable as possible. I'm hoping it will subside with time and stability. I've heard of cyano popping up when T5 bulbs have gone past their prime, so maybe with the new bulbs I'll catch a break.
The only thing I'm dosing currently is Alkalinity and Calcium at the rate of 85 ml a day, which equals a consumption rate of .85 dkh and 5.935 ppm. I'll dose up NO3 and PO4 as needed but that's only been once every 2 weeks or so. I'm considering starting back up a bit of live phyto dosing but I haven't made up my mind yet. Things are going good enough that I'm not sure I need to make any changes.
Feather caulerpa has taken over the refugium and completely starved out the chaeto and other macros I had in there. It's fine, the whole goal is nutrient consumption and it seems to work... I'm still having to dose nitrate and phosphate on occasion. I'd rather have to dose occasionally than worry about high nutrients causing problems.
I have a few upgrades planned for the near future. I scored a Neptune DOS unit for AWCs and a new Trigger Systems Triton44 sump from BRS during the Black Friday sales. I'm going to run the plumbing for the DOS auto water change setup from the mixing station in the garage, through the crawlspace and up behind the tank... Not looking forward to crawling around under my house. I'll hopefully be installing the new sump in the next few weeks. I'll have to change up the drain plumbing a bit... That's the step I'm looking forward to the least.