Find Fish Tanks & Supplies in Shopzilla's Pet Supplies category: Compare prices of Fish Tanks & Supplies and buy your new Fish Tanks & Supply online. When buying Fish Tanks & Supplies from Pet Supplies stores check their rating by shoppers. Simply select the store that has the Fish Tanks & Supply you're looking for. If a Pet Supplies store isn't rated yet it means that Shopzilla is still collecting shopper reviews at this time.