

No, Oranda goldfish won’t eat other fish. If you see that happening, it’s often best to remove the female to a quarantine tank to give her a chance to recover. Male goldfish can appear aggressive during spawning, chasing the female around the tank, sometimes to exhaustion. That behaviour generally occurs between juveniles in a new setup and typically settles down after a few days of acclimation. Sometimes, you might see your goldfish chasing each other around the tank. In fact, all goldfish varieties enjoy the company of their own kind and other similar fish species. So, we recommend using a tank with a cover slide or a tightly fitting lid.Ī lid also keeps dust and debris out of the tank and helps to prevent evaporation.Īre Oranda goldfish aggressive towards other fish?

However, juvenile specimens are more agile and have been known to leap right out of their tank during routine maintenance. Mature Fancy goldfish don’t generally jump since their luxuriant finnage and body shape doesn’t allow that kind of activity. That would cause stress, compromising the fish’s immune system and leading to disease and health problems. These clumsy swimmers could find it difficult to get to the surface to feed. Rectangular tanks provide more surface area to facilitate good gaseous exchange, helping to keep the environment well-oxygenated for the fish.ĭon’t use a deep tank for Orandas. Like all Fancy goldfish varieties, Orandas are slow swimmers that wouldn’t win any races! So, a rectangular aquarium with plenty of space for swimming is the best option for these fish. What tank shape is best for Oranda goldfish? You will need a decent sized tank to accommodate these lovely Fancy goldfish. Oranda goldfish can grow to measure 6 to 7 inches in length. So, a larger tank fitted with an appropriately sized filtration system will stay clean for longer, saving you time and work and being healthier for your fish. The water quality in a small tank will quickly deteriorate, even with an efficient filter system. So, that tiny fish will rapidly outgrow a small aquarium.įor that reason, we recommend that you start with a 20 or 30 US gallon tank (17 – 25 UK gallon) so that you won’t need to upscale just a few months after buying your new pet.įor every additional goldfish you add to your community, you’ll need to add an extra 10 gallons.Īlthough a smaller tank might appear suitable for an Oranda goldfish, goldfish are generally very dirty fish. Like all goldfish varieties, Orandas grow quickly provided you give them a nutritious, balanced diet. It’s crucial to remember that when you choose a cute little Oranda from your local fish store or pet shop, you’re actually buying a juvenile fish. So, you’ll need a fairly large tank to accommodate these beauties and a few friendly tank mates. Orandas are a variety of Fancy goldfish that typically grow to measure 6 to 7 inches in length. 8 Final Thoughts What size tank do Oranda goldfish need?
