Cryno question

Discussion in 'Algae' started by connemark, Dec 30, 2008.

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  1. connemark

    connemark Spanish Shawl Nudibranch

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    I am suffering from a pretty bad cryno bloom after a power head fell into the sand bed. Would it be beneficial to scoop the cryno off the sand bed and put in the fuge? There is already a small bloom in there. Fuge has Cheato and Calpernia
     
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  3. Dr.Fragenstein

    Dr.Fragenstein Panda Puffer

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    If it is possible siphon the cyano out but TOSS it do NOT put in fuge, there is no reason to save it... I would increase water movement, cut down on organics via w/c's, use carbon if not already, make sure your skimmer is up to par and is doing its job, increase pH and also alkalinity. These should all help erradicate the cyano and prevent it from happening again in the future.
    Some people use Chemi Clean or other medication but they are simply a band aid and you must get to the root of the problem to stop it for good.
    How old is the tank? It is inevitable that every tank has at least a little cyano when starting up.
    Certain inverts and herbivorous fish will also consume it but to give you a proper recommendation we would need to know tank size and inhabitants currently in the tank.

    Good luck and happy reefing!
     
  4. connemark

    connemark Spanish Shawl Nudibranch

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    I know what caused this outbreak due to the whole tank getting covered in sand from the power head. Just wondering if putting more cryno in the fuge would help speed up the resettling. Didn't know if anyone has tried this before. The tank is nearly six months old and I went through several blooms and have plenty of clean up crew in the tank. Most of the left overs from food and hermit skeletons lasts a few hours in it. Right now there are appx 20 hermits and 50 snails of various types. I have been running ro/di water from about week 2. There were no signs of nitrates/trites or phosphates from testing until the sand bed was unsettled. Tank 125g with 200pds of live rock and 100 pds of live sand
     
    Last edited: Dec 30, 2008
  5. GuitarMan89

    GuitarMan89 Giant Squid

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    i wouldn't put it in your fuge. I will just spread to the rest of your tank through the return. Unlike other macro algae, it's not a true algae and can spread by water flow. I could see why you may think of that, because it's so good at taking up nutrients, but i wouldn't put it in the fuge.
     
  6. Dr.Fragenstein

    Dr.Fragenstein Panda Puffer

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    Cyano can use up nutrients ie NO3 and PO4 fast enough and right at the source of production to give you a false negative reading. Meaning as soon as the NO3 and PO4 are created(broken down..) the cyano uses it letting you believe its not in the water. Try the suggestions I gave you before and it will clear up. I will bet my tank on it!! :)

    Good luck!