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Aquarium Fish That Don T Need A Heater

If you're thinking about starting an aquarium, you may be wondering if you need to invest in a heater. While many fish species require a consistent temperature to thrive, there are several types of fish that can survive without a heater. Here are some of the best aquarium fish that don't need a heater:

Betta Fish

Betta Fish

Betta fish, also known as Siamese fighting fish, are a popular choice for aquarium enthusiasts. These fish are native to Southeast Asia and are known for their vibrant colors and long, flowing fins. Betta fish can survive in a range of temperatures, but they prefer warmer waters between 76-82°F (24-28°C). However, they can tolerate temperatures as low as 68°F (20°C) for short periods of time.

White Cloud Mountain Minnows

White Cloud Mountain Minnows

White Cloud Mountain Minnows are a small, peaceful fish that are easy to care for. These fish are native to China and can survive in temperatures between 64-72°F (18-22°C). They are a great choice for beginners, as they are hardy and can tolerate a range of water conditions.

Zebra Danios

Zebra Danios

Zebra Danios are a popular choice for aquarium enthusiasts due to their striking black and white stripes. These fish are native to South Asia and can survive in temperatures between 64-77°F (18-25°C). They are also very active and enjoy swimming in schools, so it's best to keep them in groups of at least six.

Guppies

Guppies

Guppies are a colorful and lively fish species that are easy to care for. These fish are native to South America and can survive in temperatures between 64-82°F (18-28°C). They are also very social and enjoy swimming in groups, so it's best to keep them in groups of at least three.

Goldfish

Goldfish

Goldfish are a classic choice for aquarium enthusiasts and are known for their bright colors and distinctive appearance. These fish are native to East Asia and can survive in temperatures between 62-72°F (17-22°C). However, it's important to note that goldfish produce a lot of waste and require a larger tank than many other fish species.

Conclusion

While many fish species require a heater to thrive, there are several types of fish that can survive without one. Betta fish, White Cloud Mountain Minnows, Zebra Danios, Guppies, and Goldfish are all great options for aquarium enthusiasts who want to create a tank without a heater. However, it's important to research the specific needs of each fish species before adding them to your tank, as some may require a heater or other special care.

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