
Bubble Eyesīubble eye is a very delicate type of fancy goldfish.

An aquarium heater is necessary to keep the temperatures at this range, mostly in the night. It thrives in temperatures between 75 degrees F and 80 degrees F just like its fellow family members. Fantail Goldfishįantail goldfish is an ideal fish for beginners. Make sure to adjust the heater accordingly.

It is by few fishkeepers but thrives within the same range of temperature – 65s F to 72s F. Phoenix is a rare type of fancy goldfish. So, which type of goldfish are we talking about? Phoenix Goldfish Having said that, the fancy goldfish – which is mostly kept for display – requires a heater for survival in most cases. They can easily die if the temperature dips below 60s F. However, fancy goldfish cannot survive in such low temperatures. This is because their metabolism is reduced, become sluggish and ultimately hibernate. Common goldfish can even thrive below 60s F and even in freezing water. However, if you keep it in an indoor aquarium and the temperature dips below recommended levels, then you can opt for an aquarium heater.īasically, all goldfish thrive in temperature between 60 degrees F and 70 degrees F. The regular pond goldfish can do well in cold water. Orlushy Submersible Aquarium Heater (Link to Amazon) Types of Goldfish that Require a HeaterĪs earlier mentioned, not all goldfish require a heater.

Ready? Let’s cut the chase! Recommended Heaters for Goldfish TankįREESEA Aquarium Fish Tank Submersible Heater (Link to Amazon) So, you want to know which type of goldfish requires a heater? Read on! Below we will discuss in detail the different types and why they need heated water. As such it is prone to numerous infections if kept under cold water below 60s F. Why is it important? Well, a fancy goldfish immune system is quite delicate. Although numerous people argue that a goldfish is a cold-water fish, some types of goldfish require a heater such as a fancy goldfish. Do you own a goldfish and wonder if it needs a heater for survival? Yes! Depending on the type.
