Our Guide to Goldfish Tanks. Goldfish are pretty much the most popular pet fish on the planet, especially with kids. Traditionally, goldfish were kept in round bowls, often without filtration. But is it cruel to keep a goldfish in a bowl? What kind of fish tank should a goldfish be kept in?
The minimum tank size for a single fancy type goldfish (e.g Oranda) is 140 litres. For more than one you need to add 45 litres for every additional goldfish.

This particular example perfectly highlights why Tank Size For Cold Water Goldfish Tanks is so captivating.
Explore the best care tips and stocking ideas for your 2-gallon fish tank. Discover compatible cold water fish for your new goldfish!

This particular example perfectly highlights why Tank Size For Cold Water Goldfish Tanks is so captivating.
What size tank do goldfish need? Something a hell of a lot bigger than the bowls you see in cartoons, that's for sure! They need room to swim, they need quality water, and this can only be achieved in tanks of a certain size. We have all the details here.

The recomended tank size: 2 single tailed (common goldfish) 200ltrs 2 fantails 80ltrs 2 fancy goldfish 80ltrs. If anyone knows for other types of cold water fish let me know :) It's best to over filter your tank or at least have a powerful filter. You need to check how big the filter for the aquarium is.
Comet Goldfish is an ideal aquarium fish for the beginners, very hardy and suitable for unheated tanks as well as garden ponds. The Comet Goldfish originated in Washington in the 1880s and is now the single most popular Goldfish variety.
How to care for goldfish properly with the right aquarium setup, water quality tips, and tank recommendations for healthy, thriving fish.