A good rule of thumb is to choose a tank at least 10 gallons for one goldfish and 20 gallons for two goldfish. If you plan to keep Moore or Fantail goldfish, you will need an even larger tank. Language: English
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A good rule of thumb is to choose a tank at least 10 gallons for one goldfish and 20 gallons for two goldfish. If you plan to keep Moore or Fantail goldfish, you will need an even larger tank. Language: English