The condition known as congested fins is easy to confuse with fin rot, and can be particularly hard to correctly identify in fish who have red fins. Congested fins lead to the tail and fins taking on a torn and ragged appearance, without any external trauma having occurred to cause the tearing. While any of the […]
Goldfish Facts & Info
All good goldfish keepers take the time to learn about their pets. Knowing more about goldfish helps us to take better care of them.
Why not start by learning the 12 mistakes most new goldfish-keepers make?
You can also explore diseases, like swim bladder disease, and learn how to prevent them.
Our Goldfish Facts & Info articles are where you can learn all of this and much more about your goldfish.
Goldfish are some of the most widely studied and understood of all of the popular pet fish species, however, there are still a huge number of myths and misconceptions that cloud people’s understanding of them. For instance, do goldfish really only have a memory span of a few seconds? This is one of the most commonly […]
The goldfish is one of the most popular of all the fish kept as pets. They are a group of freshwater fish belonging to the Family Cyprinidae, Order Cypriniformes, and one of the earliest species of fish to be domesticated. The myth that goldfish have a very short attention span has been making the rounds in the web and […]
Of all of the parasitic infections that can affect goldfish, costia is one of the very smallest and hardest to identify. Costia can only be seen under a microscope, and even then, it can be hard to positively identify. However, the effect that costia can have on goldfish can be severe if left unchecked. If you are worried that […]
Leeches are not among the most common of goldfish parasites, but nevertheless, they are rather nasty, and easily introduced into an existing tank. Leeches live by latching onto a living host (such as a goldfish) and feasting on the blood of the host, before detaching and dropping away when they are full, and then repeating […]
Fish pox, also sometimes known as carp pox, most commonly affects domestically kept koi carp. However, goldfish and many other species of fish are also prone to contracting the condition, particularly if they are kept together with koi carp in ponds.
Although goldfish and koi carp are sometimes kept together in the same pond, and are related, the two types of fish are actually very different species. Read on to find out more about the differences and similarities between koi carp and goldfish.
All fish can potentially suffer from constipation, regardless of the type of diet they are fed, and goldfish are no exception. As goldfish are prolific eaters, constipation is one of the more common problems they face. So, if you’re wondering how to tell if your goldfish is constipated – and what you should do about it if […]
A great many people all across the world keep goldfish in tanks and ponds, and it’s not unusual for goldfish keepers to wonder where their goldfish come from! Most people get their goldfish from a pet store or from another keeper who sells or gives them away as pets, but have you ever thought about where goldfish […]
Ulcers in goldfish can be caused by a range of different diseases, but they are almost exclusively bacterial in nature. The two most common types of bacterial goldfish ulcers are Aeronores and Pseudomonas. However, as the treatment of bacterial goldfish ulcers are the same regardless of the bacterial strain responsible, in this article we will simply […]