Goldfish are a classic first fish—but prices vary a lot by type, size, and where you buy. So, how much does a goldfish cost in 2025? Entry-level varieties from big-box stores often start under $1 for feeder comets and around $5–$12 for common fancies, while premium fancy goldfish from specialty sellers typically run $20–$120+, and […]

When adding goldfish to your aquarium, it’s important to know how many goldfish per gallon can fit. The real answer depends on the type of goldfish (fancy vs. common/comet/shubunkin), their adult size, and how consistently you keep the water clean with strong filtration and regular maintenance. Below, you’ll find updated, evidence-based guidelines for 2025 so […]

🔑 Key Takeaways 🚨 Emergency Treatment Steps If you notice symptoms RIGHT NOW: Goldfish hole in head disease represents one of the most alarming conditions that can affect your aquatic companions. This progressive condition, also known as Hexamita or Head and Lateral Line Erosion (HLLE), creates visible pits and lesions that can severely impact your […]

Goldfish are freshwater fish that are from the Cyprinidae family, which includes other fish such as carp and minnows. Mollies are from the Poeciliidae family, which includes such fish as Guppies and Swordtails. These two fish are popular within private household aquariums; however, can Goldfish and Mollies live together? So Can Goldfish And Mollies Live […]

Many people who keep fish in tanks wonder if their fish are getting enough food and the right amount of nutrition. The health of your fish depends on a lot of things, like how well you take care of them and how well the aquarium is kept. Even though store-bought fish food might be enough […]

If you’re thinking about getting a goldfish, you might be wondering what size tank is suitable for these little swimmers. Well, you’ve come to the right place! In this article, we’re going to dive into the world of goldfish tank sizes and give you the lowdown on how much space your fishy friend needs to […]

If you are new to owning fish, you may have thought that owning this particular pet may be pretty simple. However, just like any other pet, fish are complex and need a variety of things to ensure that they live their lives to their fullest potential and have a long, happy life! You may have […]

If you’re wondering, “are goldfish aggressive?” then you’ve come to the right article. Not only are you going to find out whether goldfish are aggressive or not, but you’ll also learn what causes aggression, how you can prevent aggression, how to know if a fish is a victim of aggression, and much more. So keep […]

If you want to know whether your goldfish is male or female, then you’ve found the right article! In this article, not only will you find out the difference between both genders of goldfish, you’ll also learn the best times to tell the genders and much more! So keep reading to find out everything you […]

Have you had your eye set on an aquarium? Let me tell you about two of the most popular fish breeds out there, Betta fish and goldfish. They’re pretty, and taking care of them is quite simple when compared to other kinds of fish. When it comes to buying fish, it can seem as simple […]

When there isn’t much food around the house for your goldfish, you may be wondering if it’s okay to feed them bread. In this article, not only are you going to find out whether goldfish can eat bread or not, but you’re also going to learn what type of food they should eat and great […]

Wondering whether goldfish eat algae? And more importantly, if it’s going to be good for them or not. In this article, not only will you find this out, but you’ll also learn whether you can feed your goldfish algae wafers, whether too much algae can kill your goldfish, and much much more! So keep reading […]

If you’re wondering whether goldfish have teeth, then you’ve found the right article! In this article, not only will you realise that they do in fact have teeth, but more importantly, why they need them, and if they can bite! So keep reading to find out everything you need to know! Do Goldfish Have Teeth? […]

If your goldfish is turning white, then you’ve found the right article. In this article, not only will you find out all the things that could be causing your goldfish to turn white, but you’ll also learn how to treat them, as well as prevent them from going white again in the future!  So keep […]

White spot disease is probably something you’ve heard of if you’ve kept goldfish for a long time. White spot disease is the appearance of white spots on the goldfish’s skin and fins. White spot disease is caused by a parasite called Ichtyopthirius multifiliis, or simply known as “ich,” which is a nasty parasitic infection. A […]