Comment: A good rule of thumb

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A good rule of thumb

is 1/2 pound of fish per gallon of water. Bettas should work fine, although I have not used them. I have used goldfish and they got fat and happy.

This is the article that got my posting privileges revoked:
http://bklim.newsvine.com/_news/2013/05/12/18212165-dr-stan-...