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under-gravel filter

  1. Betta Fish Bowls, Habitats, and Accessories
    Hi all! I recently bought my first betta and I was simply wondering if there was a good way to baffle the undergravel filter that came with the tank I got? http://www.petco.com/product/109840/Petco-Mini-Aquarium-Kit.aspx?CoreCat=OnSiteSearch That is the tank there, but I have a blue one...
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