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I have built an ATS that I've been running for 2 weeks- so hopefully it will do the trick and I can move away from dosing altogether.
You have a picture to show us or is it under a patent license
Sure. Not home yet, but happy to later.
It's nothing fancy- waterfall type- pvc frame with a scuffed up mesh and a simple light.
Nice.
Yes, Algae grows fast, that is about two weeks and my Tangs in the DT are racing for it.
It's nice when you can get a double benefit like that.
Here you go, frag tank ATS keeps 250 gallons of water at bay with Po4 at 0.04 and No3 at 2.5
Parts.......... $3.15
has anybody had any issues with cyano when dosing red sea no pox? i've been dosing no pox from red sea for a couple of years now but in the last 2 months have had an outbreak of cyano. it seems when I cut the no pox out there cyano goes away. I was running 15ml a day through a doser, split into 6 times a day. I have a 150 gal with a sump. I cut the dosage in half and did a chemi clean and a water change yesterday. waiting to see if it comes back and then maybe creep the dosage back up and keep an eye on my nitrates, and phosphates. I also run a reactor with carbon and GFO in it. I know it says I shouldn't use the GFO but when I stop the GfO, my phosphates go up. anybody else running GFO as well as the Red Sea no pox at the same time? how about you guys just running the Red sea No pox without GFO, are you running any carbon? how long did it take for your phosphates to finally come down. they say it takes longer than the nitrates, but nomattter how long I waited, the phosphates never came down. I would say I waited like 2-3 months running Nopox without GFO.
anyway as for the cyano, does anybody have this issue and what did you do???
Organic carbon dosing of all kinds can have a tendency to boost cyanobacteria, because like other bacteria, some species can consume and metabolize the organics as their means of getting energy. When I started organic carbon dosing (with vodka), I saw it boost cyano, so that's why i switched to vinegar. I guess I happened to have species that preferred the ethanol of vodka to the acetate of vinegar because I got a lot less cyanobacteria with vinegar. So I would comment that your result is not that unusual. Getting the phosphate down may help with the cyano, or switching to a different carbon source, or an entirely different method (like macroalgae, ATS, etc.).
As to GFO, many people use GFO along with organic carbon dosing because it is often overloaded to reduction of nitrate becasue it spurs denitrification as well as ordinary aerobic metabolism. Denitrification consumes nitrate far in excess of phospahte, often leaving phospahte behind when the nitrate runs out. SO the options to reduce phosphate then include a phosphate export method such as GFO, or dosing nitrate to keep the system running and exporting phosphate. I use GFO with my vinegar (and other methods like macroalgae), but more and more people are choosing the nitrate addition approach, which can be seen in several active threads.