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brookie

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i have a 10 us gal tank and i want to put 2 guppies and 2 balloon mollies how many cardinal tetras can i put in?


20by 10 by 12

im going to get an anacharis and a sword plant
 
You should keep cardinal tetras in a school of 6 or more. So unless you're planning on getting more fish(besides guppies and mollies), you can safely put 6 tetras into your tank
 

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