Fish That Don’t Need a Filter: Awesome Species for Your Fishbowl

Some fish that don’t need a filter include betta fish, goldfish, and guppies which can survive in a fishbowl without requiring a filtration system. A fishbowl can be a delightful addition to any home, but it requires careful consideration of the type of fish occupying it.

Many fish cannot survive in a fishbowl without a filtration system. However, there are several awesome species you can choose from that do not require a filter. Betta fish, goldfish, and guppies are among the few fish that can survive in a fishbowl without a filtration system. This article will discuss these species in greater detail and provide guidance on how to create a suitable environment for them to thrive in. By the end of this article, you’ll be well-informed on which fish to choose for your fishbowl.

Benefits Of Fish That Don’T Need A Filter

Fish that don’t need a filter: awesome species for your fishbowl

If you’re looking for an affordable and low-maintenance alternative to traditional aquarium setups, fish that don’t need a filter are the way to go. Not only are they easier and cheaper to care for, but they’re also more environmentally friendly.

Lower Cost For Setup And Maintenance

  • No need to buy and install a complicated filtration system, which can be pricey.
  • You only need a fishbowl, water, and some gravel or other decorations to create a suitable habitat for these fish.
  • Instead of spending money on filters and other maintenance supplies, you can focus on investing in high-quality fish food and other necessary

Sustainable And Environmentally Friendly

  • Because these fish don’t require a filter, they also produce less waste, making them more sustainable and eco-friendly.
  • You can use natural methods to maintain the quality of their water, such as regular partial water changes, rather than relying on chemical treatments.
  • Unlike larger aquariums, a fishbowl with these types of fish doesn’t require electricity to power a filter, saving energy and helping to reduce your carbon footprint.

Easy To Maintain And Promote Responsible Pet Ownership

  • These types of fish are generally hardy and low-maintenance, making them a good choice for novice aquarists or those who don’t have much time to devote to tank maintenance.
  • Without the need for a filter, you can quickly and easily clean the fishbowl as part of your regular household chores.
  • By choosing low-maintenance fish that don’t require a filter, you can demonstrate responsible pet ownership and show your children the importance of caring for pets in a sustainable and environmentally friendly way.

In addition to these benefits, fish that don’t need a filter come in various sizes, colors, and shapes, making it easy to find a species that fits your aesthetic preferences. With their beautiful colors and engaging personalities, these fish can make a wonderful addition to any home, office, or classroom.

Top 5 Fish Species That Don’T Need A Filter

Fish that don’t need a filter: awesome species for your fishbowl

Are you an aspiring fish owner looking for low-maintenance fish that don’t require a filter? Look no further! We’ve compiled a list of the top 5 fish species that are perfect for your tiny fishbowl. These fish are not only beautiful to look at but also easy to take care of.

Betta Fish: Characteristics, Needs, And Feeding Habits

  • Also known as the siamese fighting fish, bettas thrive in warm water temperatures around 75-80°f.
  • Bettas are a great choice for fishbowls because they don’t require a filter.
  • They are super easy to feed, as they are omnivores and can eat both pellets and live or frozen foods.
  • Betta fish come in a vast array of colors, from vibrant reds to blues and even metallic hues.

Guppies: Size, Color, And Feeding Requirements

  • Guppies are tiny but flashy fish that come in a variety of colors, body shapes, and fin designs.
  • While they don’t need a filter, they do require frequent water changes to stay healthy.
  • Guppies can survive in a temperature range of 72-82°f and should be fed a balanced diet of flake food or small live foods like brine shrimp and bloodworms.
  • They are primarily peaceful and enjoy living in groups, making them great community fish.

Goldfish: Adaptability, Space Needs, And Feeding Habits

  • Goldfish are some of the most popular fish for fishbowls, and for a good reason.
  • They are adaptable to a wide range of water conditions and don’t require a filter, but regular water changes are still recommended.
  • Goldfish are big fish and need a lot of space; a minimum of 20 gallons for a single fish is recommended.
  • They are omnivores and should be fed a diet of pellets, flakes, and vegetables like peas and spinach.

White Cloud Mountain Minnow: Water Quality Requirements, Compatibility, And Feeding Habits

  • White cloud mountain minnows are small, active, and peaceful fish that don’t need a filter.
  • They prefer cooler water temperatures around 64-72°f and should be kept in groups of at least 6.
  • They should be fed a balanced diet including flakes and small live foods.
  • They are compatible with other non-aggressive fish, but larger fish may see them as food.
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Bloodfin Tetra: Temperature Needs, Compatibility, And Feeding Habits

  • Bloodfin tetras are known for their striking appearance, featuring a bright red tail and dorsal fin.
  • They prefer warmer water temperatures around 72-82°f and should be kept in groups of at least 5.
  • They are omnivores and can be fed a variety of foods, including flakes, pellets, and small live or frozen foods.
  • Bloodfin tetras are excellent community fish and are compatible with other peaceful fish like guppies and corydoras.

Owning a fishbowl is a great way to bring some zen to your life, and these fish species are perfect for just that. Keep in mind that while they don’t need a filter, regular water changes and a balanced diet are still necessary for their well-being.

Happy fish keeping!

Other Low-Maintenance Fish Species

Fish are popular among pet owners because they are low maintenance and easy to take care of. However, not all fish species thrive in a typical fish tank with a filter. In this article, we will take a closer look at other low-maintenance fish species that do not require a filter.

Our focus will be on the zebra danio, mosquito fish, and endler’s livebearer. Let’s dive in!

Zebra Danio: Characteristics, Habitat Needs, And Feeding Habits

Zebra danios are hardy freshwater fish that can tolerate varying water conditions. They are native to the streams and rivers of asia, which means they need a habitat that replicates that environment.

  • Characteristics: zebra danios are small, active fish with black and white stripes. They have a peaceful temperament and thrive in schools.
  • Habitat needs: zebra danios prefer an aquarium with fine gravel or sand, along with plenty of plants to provide cover.
  • Feeding habits: they are omnivorous and will eat anything from flake food to live and frozen foods. Feed them small amounts two to three times a day.

Mosquito Fish: Living Conditions, Hardiness, And Feeding Requirements

Mosquito fish are a popular choice for fishbowls because they are hardy and can tolerate different water conditions. They are named after their ability to eat mosquito larvae, which makes them a useful addition to any pond or aquarium.

  • Living conditions: mosquito fish can live in freshwater and brackish water conditions. They prefer shallow water environments with vegetation.
  • Hardiness: they are hardy fish that can survive in water temperatures ranging from 0°c to 40°c.
  • Feeding requirements: mosquito fish are omnivores and will eat flake food, freeze-dried foods, and live foods. They can also feed on algae and plant matter.

Endler’S Livebearer: Aquatic Environments, Behavior, And Feeding Habits

Endler’s livebearer is a small and colorful fish species that is perfect for a fishbowl. They are easy to keep and come in a wide variety of colors and patterns.

  • Aquatic environments: endler’s livebearer can live in freshwater and brackish water and need a habitat with plenty of hiding spots, rocks, and plants.
  • Behavior: they are a peaceful species that prefer living in groups of six or more.
  • Feeding habits: endler’s livebearer are omnivorous and will eat flake food, freeze-dried foods, and live foods. Provide them with a varied diet to promote optimal health.

These low-maintenance fish species are an excellent addition to any fishbowl. With their colorful appearance, peaceful temperament, and easy-to-care-for nature, they will undoubtedly bring joy and entertainment to any aquarium enthusiast.

Tips For Maintaining A Fishbowl Without A Filter

Fish bowls are a beautiful and low-maintenance way to welcome aquatic life into your home. However, without a filter, it can be challenging to maintain the ideal environment for your fish. Fortunately, there are a handful of fish species that don’t need a filter to thrive.

In this section, we’ll explore some tips for taking care of these fish, even without a filter.

Changing Water Regularly

One of the most crucial steps in maintaining a fishbowl without a filter is to change the water frequently. Without a filter, waste products can quickly build up and hurt your fish.

  • Change a portion of the water every week. The amount depends on the size of your bowl and the number of fish you have.
  • When replacing water, make sure to use the same temperature water as before, to avoid shocking your fish.
  • Avoid using tap water as they may contain harmful chemicals that could be dangerous to your fish.

By following these steps, you’ll help ensure that the water in your fishbowl stays clean and your fish stay healthy.

Not Overfeeding

Overfeeding is another significant issue when it comes to maintaining a fishbowl without a filter. When you overfeed your fish, uneaten food will sink to the bottom of the bowl, where it will decompose and contribute to unhealthy water conditions.

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  • Only feed your fish once a day. Your fish only need to eat enough food that they can consume in one or two minutes.
  • Remove any leftover food with a net if it is not consumed in the given time.
  • Avoid feeding your fish too many flakes at once. Break them into smaller pieces before serving.

By making sure only to feed your fish the right amount, you’ll help keep the water in your fishbowl healthy and prevent the growth of harmful bacteria.

Adding Live Plants

Live plants can be an excellent way to help clean the water and maintain the health of your fish. Some plants can absorb harmful fish waste products that can cause ammonia build-up in the water.

  • Java fern
  • Amazon sword
  • Anubias

Adding live plants not only enhances the aesthetic of your fishbowl, but it also provides your fish with a comfortable and healthy environment.

Using Beneficial Bacteria

Beneficial bacteria are essential in breaking down waste products and ensuring the water in your fishbowl is healthy for your fish.

  • Purchase a live culture from a pet store and add it to your bowl.
  • Take some gravel from an established aquarium and add it to your bowl.
  • Add an old filter cartridge from an established aquarium.

By introducing beneficial bacteria, you’ll help maintain a healthy level of bacteria in your fishbowl and help your fish thrive.

Avoiding Overpopulation

Overpopulation is a common problem that can occur in a fishbowl without a filter. If you have too many fish in a small space, it can lead to poor water quality and health issues for your fish.

  • Only keep one fish in a small fishbowl.
  • Keep an eye on the size of your fish and consider upgrading to a bigger bowl if it becomes too crowded.
  • Match the fish’s size to the bowl’s size. Make sure the bowl has enough water for the fish to swim around comfortably.

By avoiding overpopulation, you’ll help your fish live happy and healthy lives in a clean environment.

These tips for maintaining a fishbowl without a filter will help you keep your fish happy and healthy. By changing the water, feeding your fish appropriately, adding live plants, introducing beneficial bacteria and avoiding overpopulation, you’ll provide your fish with the best possible environment.

Frequently Asked Questions For Fish That Don’T Need A Filter : Awesome Species For Your Fishbowl

What Are Some Fish Species That Don’T Require A Filter In A Fishbowl?

There are a number of fish species that don’t need a filter in a fishbowl including betta fish, guppies, and white cloud mountain minnows.

Do Fish In A Bowl Require Any Special Care?

Yes, fish in a bowl require special care including regular water changes, appropriate feeding, and monitoring the temperature of the water.

Can Fish Live Without A Filter In Their Bowl?

Yes, some fish can live without a filter in their bowl if the owner takes special care and maintains the water quality and conditions.

How Often Should I Change The Water In My Fishbowl?

You should change the water in your fishbowl at least once a week or more often if the water appears cloudy or smells bad.

What Should I Feed My Fish In A Bowl?

You should feed your fish in a bowl appropriate food such as flakes, pellets, or frozen food which meet their dietary needs. Overfeeding should be avoided.

Can I Keep Discus Fish in a Fishbowl Without a Filter?

Discus fish care and breeding can be tricky, and keeping them in a fishbowl without a filter is not recommended. These beautiful fish require a stable water environment with proper filtration to thrive. Without a filter, the fishbowl will quickly become polluted, leading to poor water quality and potential health issues for the discus fish. It’s essential to provide them with a suitable tank setup to ensure their well-being.


Choosing the right fish for your fishbowl is crucial for their well-being. There are plenty of fascinating fish species available that don’t require a filter, such as bettas, guppies, and shrimp. With proper care and a little research, these fish can thrive in a fishbowl environment.

However, it’s important to remember that even these hardy fish still need regular maintenance and attention. Keeping the water clean, feeding them regularly, and checking their health regularly will help ensure a long and healthy life for your fish. In addition, it’s never a bad idea to consult with a veterinarian or a knowledgeable pet store employee to ensure you’re providing the best care possible for your fish.

By selecting the right fish and providing the proper care, you can create a beautiful, peaceful, and fascinating aquarium experience right in your own home.

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