Types of goldfish: About different goldfish types

A Comet goldfish on a blurred background

People often think that all goldfish look alike. However, there are actually many different types of goldfish and some of them look very different to what you might expect! For example, you may be surprised by the range of colors (far more than just “gold”), fin types and body shapes that exist. Goldfish arose from … Read more

Goldfish tank water changes

Cartoon of a goldfish in a tank during a water change

Water changes are a key part of proper goldfish care. But what is involved in changing goldfish water? Following the correct process can be the difference between keeping your fish strong and healthy in water that is perfectly suited to its needs, and keeping your fish in poor quality water that is hazardous to its … Read more

21 Goldfish Tank Mistakes: What Goldfish-keepers Do Wrong!

Cartoon of a large goldfish in a small goldfish bowl

Nobody is perfect and we all make mistakes – particularly with our first goldfish tank and our very first fish. This isn’t something to feel bad about. It’s normal for new goldfish keepers to make a lot of mistakes when they get their first goldfish tank or bowl. Yes, ideally, everyone would research the correct way … Read more

Fin Rot in Goldfish: How to treat fin rot

Cartoon of a goldfish with frayed fins due to fin rot

Fin rot isn’t a disease in itself, but rather a symptom of disease or infection. If your goldfish has fin rot then you will notice their fins start to appear frayed or ragged, as if they’ve been torn. You may also notice a white or red edge where the fin appears broken. Act immediately before … Read more

Why do goldfish change color?

Cartoon of a multi-colored goldfish

Have you looked at your goldfish recently and thought that it looked a different color? Have you compared old photos of your goldfish to now and noticed that your fish’s color used to be brighter? You may even have noticed your goldfish gradually turning white! Don’t worry, you’re not going crazy! It’s actually perfectly normal for … Read more

White Spot (Ich/Ick): Get rid of white spots on goldfish

Cartoon of a goldfish covered in white spots

Have you noticed white spots on your goldfish? Does it look like grains of salt or sugar have been sprinkled on to your goldfish’s body, fins or gills? If the answer is yes then your fish may be infected with “white spot disease”, also known as “Ich” or “Ick”. Read on to find out more … Read more

Do goldfish eat algae?

Cartoon of a goldfish eating algae with a fork

Yes! Goldfish do eat algae! Goldfish are omnivores (they will eat both plants and animals) and they will eat – or at least try to eat – almost anything. Also, because goldfish have no stomachs, they are constantly on the lookout for food. This means that goldfish will eat algae wherever they find it – … Read more