From the ArcaMax Publishing, Trivia Newsletter:
http://www.arcamax.com/news/trivia/s-571909-569044

How much and how often should you feed fish?

To prevent waste, overeating, and pollution of the water, feed the fish in an aquarium twice a day an amount that takes them five minutes to completely clean up.

This news arrived on: 06/27/2009

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