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Old 10-13-2006, 02:07 AM   #43
Algae Grower
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Also, most fish require something the Betta doesnt- airation. Bettas and a few other fish, like goldfish, have a gland (Larynth gland I believe) that allows them to take air from the surface instead of through the water, so filtration and circulation would be required over a Betta. HTH.
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