Is There A Safe Way To Steralise Fish?

houndour

Twiglet and Eeyore
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Having suffered with cyanobacteria for nearly a year now I am now at the stage where I'm about to start again.

I've just bought new gravel, sponges, filter material, nets, syphons etc etc.

The only things I'm not replacing is my filter, CO2 equipment and tank. I was told if I dry these out for 2 weeks this will help kill anything.

So I'm going quite far in terms of trying not to re-introduce the cyanobacteria. Now the next step is how do I transfer the fish back without re-contaminating the water???

Any ideas?

Thanks.
 
lol did I not phrase that correctly?

I mean steralise as in cleaning them.
 
Most bacteria dies at around 65degC but I'm not sure that helps?!! :blink:
 
Cyanobacteria (or blue green algae) are a photosynthetic bacteria (so not an algae - despite their common name).

It is generally believed they are remnants of the earliest life on Earth.

Though in the aquarium they are an unwanted pest that does little but cause problems ads a result of the ability to nitrogen fix.
 
Any strong antibiotic treatment like Maracyn should do the trick, just make sure it's one that treats gram-negative bacteria (so you'll want to use Maracyn II rather than the regular Maracyn, which treats gram-positive bacteria).
 
cyanobacteria lives on ornaments, substrate and the glass and manifests itself much like an algae. A couple of days with the lights turned off is usually one of the best ways to defeat it.

It will come about due to an imbalance in the nutrients of the tank and the light shining on it, so the planted people could probably help you out a lot on this one.
 
I've done 2 separate 3 day blackouts. The first worked but within a month it came back again.

I've also dosed 3 courses of maracyn. Again it works but the cyanabacteria returns.

I've been told the fish can carry the cyanobacteria? How true this is I don't know, but I don't think its the fish that introduced it in the first place.

I have some pictures on here in an old post of my sufferings...I'll have a look for them.

Heres when I was treating the first time with maracyn:
http://www.fishforums.net/index.php?showtopic=109938&hl=

And here was my fishless 5 gal planted tank at it's worse:
http://www.fishforums.net/index.php?showtopic=105018&hl=
 

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