Cyno Cyno everywhere!

Cartman102

Respect my authoritaw!!
Mar 14, 2006
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Branson, MO
Anyone got any good suggestions on how to battle cyno? I have it everywhere! I have 2 maxi-jet powerheads running, one going straight across the other to the bottom. I have a turboflotor skimmer, sump, carbon, along with a fuge. I would like to get rid of it but 1/2 of me says it would make a nice soft blanket for the newborn shark :) .
 
You don't have enough water movement in your tank. I only have a 75gal tank, but I have 4 powerheads, one in each corner. I am also having a little bit of cyano problem, but I have been using this stuff called RED SLIME REMOVER.
 
lebloom said:
You don't have enough water movement in your tank. I only have a 75gal tank, but I have 4 powerheads, one in each corner. I am also having a little bit of cyano problem, but I have been using this stuff called RED SLIME REMOVER.
Ok so more flow. Will red slime remover harm any of my macro algae?
 
I don't think so, but I don't have any macros in my tank. This stuff probably won't take care of that cyano in the first treatment. I have had to use it 3 times now.
 
You may be able to kill it with red slime remover (just an antibiotic - it'll kill the bacteria), but it won't solve the underlying problem - you've got too many nutrients.

If your tank is very young, it's to be expected. Otherwise, you're likely feeding too much, skimming too little, or not doing enough water changes.
 
It's not the nutrients, it's the flow. I feed once a week and 15gal water change every other week. Skimmer produces the foam really good so I dont think it's nutrients.
 
Cartman102 said:
It's not the nutrients, it's the flow. I feed once a week and 15gal water change every other week. Skimmer produces the foam really good so I dont think it's nutrients.

I'm sorry, but technically speaking (chemistry and all that), 'flow' can not cause algae (technically bacteria) blooms. It has to be 'eating' something.

High, erratic flow can cause an environment that is less likely to support a bloom, but removal of nutrients will always remove cyano.
 
Cyano is stubborn of stubborn. It can utilize iron as well. What changes have you done to your system? It could be as simple as replacement of bulbs, nutrients from under skimming, or over stocking. Flow only helps crap float for better export. :)
 
Pineapple said:
Cyano is stubborn of stubborn. It can utilize iron as well. What changes have you done to your system? It could be as simple as replacement of bulbs, nutrients from under skimming, or over stocking. Flow only helps crap float for better export. :)
I just got new bulbs about 3 weeks ago. Thats the only change pretty much. Oh and I did just hook up the sump last month if that matters?
 
I've used chemi-clean with very good results in my reef tank when I had an outbreak a few years ago...remove as much as you can manually first before you treat...more flow will also help, just to keep the water moving...I would increase your water changes too...12% every 2 weeks is a little low, IMO. I change 20-25% weekly in my reef tank...cyanobacteria growth is a function of too much organics, phosphates, nitrates or a combination of all 3. Poor lighting also affects red slime. Chemi-clean or the like will give you a leg up on the problem, but other long term adjustments will still need to be made...good luck!
 
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