ARTICLES

According to the Rochester Institute of Technology, a goldfish tank should be kept at room temperature. A heater is not needed. However, tap water should be allowed to sit overnight in order to reach the proper temperatu...

www.reference.com/article/temperature-should-goldfish-tank-6977237db87b0baa

To breed goldfish, feed the parent fish a high-protein diet three times a day, change 20% of their water daily and keep the temperature around 70 degrees during the day and 50 degrees at night. Once the fish breed, you a...

www.reference.com/article/breed-goldfish-5b10eaba27a3b8d

To care for a goldfish, house the fish in an appropriately sized tank filled with well-maintained and well-filtered water. Feed the pet a goldfish-formulated diet two to three times daily.

www.reference.com/article/care-goldfish-360b077b9990aafb

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Bacteria, algae, poor aeration, chemical imbalance and waste are several causes of cloudy water in a goldfish tank. Goldfish are messy and it doesn't take long for the water in an unfiltered bowl or tank to become cloudy...

www.reference.com/article/possible-causes-cloudy-water-goldfish-tank-6122e3fd66a4d3a5

Many factors can influence where fish spend the majority of their time in a tank including temperature, water flow, other fish, preference and hiding places. Depending where the aquarium heater is placed, temperature in ...

www.reference.com/article/fish-stay-bottom-tank-aa75aec5d9cb52e6

According to PetPlace.com, fish that are swimming at the top of an aquarium likely do not have enough dissolved oxygen in their water. This problem is also known as hypoxia.

www.reference.com/pets-animals/fish-swimming-top-tank-aa2d68bfcfdf8f71

Some types of fish congregate at the water's surface in the tank to gain access to more oxygen, usually due to poor oxygenation of the tank's water. Other fish, such as bettas, breathe air from outside the tank, so they ...

www.reference.com/article/fish-stay-top-tank-c25b23aaab9e0e18