What Fish Can Live With Goldfish

What Fish Can Live With Goldfish?

Goldfish are a popular choice for aquarium enthusiasts due to their vibrant colors and unique appearance. However, keeping goldfish alone in a tank may not be the best option, as they thrive better when they have companions.

But not all fish can coexist peacefully with goldfish. In this article, we will explore the types of fish that can live harmoniously with goldfish, ensuring a happy and healthy aquatic environment.

Goldfish are peaceful and social creatures, making them suitable tankmates for a variety of fish. When choosing companions for your goldfish, it is important to consider factors such as the fish’s size, temperament, and water requirements.

By selecting compatible tankmates, you can create a visually appealing aquarium while promoting a stress-free environment for your goldfish.

Key Takeaways

Here are some key points to keep in mind when choosing fish to live with goldfish:

Key Takeaways
1. Select fish that are similar in size to your goldfish to prevent any potential aggression.
2. Avoid fish that are fin nippers, as goldfish have delicate flowing fins.
3. Opt for coldwater fish that thrive in similar temperature and water conditions.
4. Research the specific requirements of each fish species to ensure a compatible tank setup.
5. Consider adding plants and decorations to provide hiding spots and territory boundaries for each fish.

Now, let’s explore some fish species that can make great companions for your goldfish:

Coldwater Fish That Can Live with Goldfish

Goldfish are coldwater fish, which means they prefer water temperatures below 70°F (21°C). Therefore, it’s essential to choose tankmates that can thrive in similar conditions. Here are some coldwater fish that can live peacefully with goldfish:

1. White Cloud Mountain Minnows

The White Cloud Mountain Minnow is a small, peaceful fish that is compatible with goldfish. They are active swimmers and enjoy schooling, making them great companions. These colorful fish can withstand cooler temperatures, making them a perfect match for goldfish.

2. Weather Loaches

Weather loaches, also known as Dojo loaches, are bottom-dwelling fish that are compatible with goldfish. They have a unique appearance, with long, slender bodies, and often display amusing behaviors.

These loaches are hardy and can tolerate a wide range of temperatures, making them an excellent addition to a goldfish tank.

3. Rosy Red Minnows

Rosy Red Minnows are hardy fish that can tolerate a wide range of water conditions, including colder temperatures. They have a similar appearance to goldfish, but their smaller size makes them suitable companions. These active and social fish are quick swimmers, providing an interesting contrast to the slower-moving goldfish.

Here is a comparison between the suggested coldwater fish:

Fish SpeciesSizeTemperature RangeBehavior
White Cloud Mountain MinnowsSmall (2 inches)64-72°F (18-22°C)Peaceful, active
Weather LoachesMedium (8 inches)64-77°F (18-25°C)Bottom-dwelling, amusing
Rosy Red MinnowsSmall (2-3 inches)50-78°F (10-26°C)Active, social

Warmwater Fish That Can Live with Goldfish

If you are willing to provide a slightly warmer environment for your goldfish, you can consider adding some compatible water fish to the tank. Here are a few options:

1. Swordtails

Swordtails are colorful, peaceful fish that can coexist harmoniously with goldfish. They are known for their distinct sword-like tail, which adds a unique aesthetic to the aquarium.

Swordtails prefer slightly warmer water temperatures around 72-79°F (22-26°C), so it’s essential to ensure the tank is suitable for both goldfish and swordtails.

2. Corydoras Catfish

Corydoras catfish are small, peaceful bottom-dwelling fish that can thrive alongside goldfish. They have a unique appearance with their armored bodies and barbels. Corydoras catfish are social creatures and should be kept in small groups.

They require warmer water temperatures around 72-79°F (22-26°C), which can be accommodated in a goldfish tank.

3. Bristlenose Plecos

Bristlenose plecos are interesting and attractive fish characterized by their bristle-like appendages on their head. They are compatible with goldfish and help keep the tank clean by consuming algae.

Bristlenose plecos prefer water temperatures around 72-82°F (22-28°C), which can be maintained in a goldfish tank if necessary.

Here is a comparison between the suggested warm water fish:

Fish SpeciesSizeTemperature RangeBehavior
SwordtailsMedium (3-5 inches)72-79°F (22-26°C)Peaceful, colorful
Corydoras CatfishSmall (2-3 inches)72-79°F (22-26°C)Bottom-dwelling, social
Bristlenose PlecosSmall (4-6 inches)72-82°F (22-28°C)Algae eaters, interesting features


When choosing fish to live with goldfish, it is crucial to consider their size, temperament, and water requirements. Coldwater fish like White Cloud Mountain Minnows, Weather Loaches, and Rosy Red Minnows can be excellent companions for goldfish.

If you are willing to provide a slightly warmer environment, warmwater fish like Swordtails, Corydoras catfish, and Bristlenose plecos are also compatible options.

Remember to research each fish species to ensure a harmonious and stress-free tank environment for your goldfish and their companions.