Adding a School to an Existing School?

josh05magnum

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Jan 12, 2009
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So, I have a school of 7 zebra danios, and a school of 7 cory cats.
Can I add a larger school of say a dozen Zebra Danios that will most likely be smaller than the existing school?
Same question goes with the cory cats (either same 'type' or different 'type')?

I just want to make sure they won't be fighting all the time since some have been in the tank around a month already.

75g tank by the way. Still trying to figure out some more stocking idea's after the horrible experience with the cardinal tetra's. :(
I love the cory's and zebra's, but also want some COLOR in there.
 
If you are concerned about territory issues then you can change the decorations around a bit...this way the existing inhabitants have to stake out "new" territory right along with the new guys.
 
If you are concerned about territory issues then you can change the decorations around a bit...this way the existing inhabitants have to stake out "new" territory right along with the new guys.

I agree with the above but it would only be necessary for the Danios not the Cory's. As for other fish what are you looking for, more schooling fish, a couple of larger fish, also are there any other fish in with the Danios and Cory's. A little more info on what you would like to achieve with this tank.

Cheers
 
Thanks, I had some other stocking threads a while back-
Basically a 75g community tank. May do some live plants, ferns or moss type easy stuff someday.

7 zebra danios
7 cory cats
1 8-10" Pleco

I like the active schooling fish, but also want a 'showpiece' fish or two.
The zebras and cory's are awesome. Very active (cory's mostly only during/after feeding). We want some color in the tank though.

As always, I am open to any stocking suggestions since I can never make up my mind, lol.
 
They should be fine. No need to rearrange anything as schooling fish base superiority on a hierarchy rather than territories. With the danios there may be some initial nipping or chasing but nothing major. It'll work itself out.
 
I was hoping the two schools would join into a larger one as they equal out in size, does that happen?
 
They will join to make a large school. there is nothing like large schools of small fish in big tanks. as soon as spring hits I will be ordering 50 neons to go in my 150
 
Heck, I would take it up to 18 of the danios.
 
Are you saying 18 MORE danios? I wish I could find ones that have other colors. I have seen pictures of blue-ish ones..
 
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