Choosing the 6 Best Fish Tank for Small Apartments

In the realm of compact living spaces, the quest for an ideal fish tank for small apartments becomes a delicate blend of aesthetics and practicality. Choosing the perfect fish tank involves navigating the intricacies of limited space while ensuring a thriving aquatic environment. The challenge lies in finding a tank that not only fits seamlessly into the confines of a small apartment but also serves as a captivating focal point. Size matters, and so does design – striking a balance between a visually appealing aquarium and a functional, space-saving structure is paramount.

From tabletop tanks to wall-mounted wonders, the options are as diverse as the fish species themselves. Equally important is the consideration of filtration systems, lighting, and overall maintenance to create a harmonious ecosystem within the restricted space. As urban dwellers seek to bring a slice of underwater tranquility into their homes, the pursuit of the perfect fish tank for small apartments unfolds as an artful curation of form and function.

Top Picks for Small Apartments

Here are six recommended fish tanks suitable for small apartments.

1. Fluval Edge Fish Tank For Small Apartments:

Best Fish Tank for Small Apartments
  • Sleek 3D Cube Design:
  • Compact Size Options
  • Integrated LED Lighting
  • Efficient Filtration System
  • Easy Maintenance

The Fluval Edge Aquarium stands out as an exquisite blend of modern design and advanced functionality. Perfect for small apartments or contemporary living spaces, its unique 3D cube design offers a 360-degree view, turning your aquatic world into a captivating centerpiece. With capacities ranging from 6 to 12 gallons, the Fluval Edge caters to various preferences and space constraints.

One of its key features is the integrated LED lighting, providing optimal illumination for both fish and aquatic plants. The lighting system is adjustable, allowing you to create different moods within your aquarium. The aquarium also comes equipped with a powerful three-stage filtration system, promoting a clean and healthy environment for your aquatic companions.

The Edge’s compact size doesn’t compromise its efficiency. The filtration system is discreetly concealed, maintaining the tank’s aesthetic appeal. Additionally, its glass top minimizes evaporation, ensuring a stable water level. With its attention to detail, contemporary design, and practical features, the Fluval Edge Aquarium elevates the aquarium hobby, offering a visually stunning and space-efficient option for aquatic enthusiasts.

2. Marina LED Aquarium Kit:

  • Complete All-in-One Kit
  • Energy-Efficient LED Lighting
  • Versatile Tank Sizes
  • Integrated Filtration System
  • Ideal for Beginners

The Marina LED Aquarium Kit stands as an excellent choice for aquarium enthusiasts seeking a hassle-free and visually appealing setup. Designed with both beginners and small-space dwellers in mind, this kit provides a complete aquarium experience. With tank sizes ranging from 5 to 20 gallons, it accommodates various preferences and space constraints, making it ideal for small apartments.

The kit includes energy-efficient LED lighting, enhancing the vibrancy of your underwater world and promoting a natural look for both fish and plants. Its integrated filtration system ensures a clean and healthy environment for your aquatic companions, minimizing the maintenance demands for the aquarium owner.

Setting up the Marina LED Aquarium Kit is a breeze, making it an ideal option for those new to the hobby. The all-in-one kit includes essential equipment, such as a filter and lighting, streamlining the process and allowing enthusiasts to focus on the joy of aquarium keeping. Whether you’re a novice or a seasoned hobbyist looking for a compact and convenient solution, the Marina LED Aquarium Kit delivers both style and functionality to enrich your aquatic experience.

3. BiOrb Classic Fish Tank For Small Apartments:

Best Fish Tank for Small Apartments
  • Spherical Design
  • Various Sizes Available
  • Acrylic Construction
  • Multi-Stage Filtration System
  • User-Friendly Setup

The BiOrb Classic Aquarium redefines aquarium aesthetics with its innovative spherical design, making it a captivating and contemporary choice for fish enthusiasts. Available in various sizes, from 4 to 28 gallons, this aquarium offers versatility to fit different spaces, including small apartments and modern living areas.

The distinctive acrylic sphere not only provides a panoramic view of your underwater world but also adds a touch of elegance to any room. Its unique shape allows for creative aquascaping, letting you design a visually stunning aquatic landscape. The BiOrb Classic is equipped with a multi-stage filtration system, maintaining water quality and reducing maintenance efforts.

Setting up the BiOrb Classic is user-friendly, making it accessible for both beginners and experienced aquarists. The seamless integration of the filtration system and LED lighting enhances the overall aesthetic appeal while ensuring the well-being of your fish and plants. With its combination of style, functionality, and ease of use, the BiOrb Classic Aquarium is a standout choice for those seeking a modern and visually striking aquarium experience.

4. Tetra Crescent Acrylic Aquarium Kit:

Best Fish Tank for Small Apartments
  • Crescent Shape
  • Acrylic Construction
  • Energy-Efficient LED Lighting
  • Tetra Whisper Internal Filter
  • Easy to Set Up

The Tetra Crescent Acrylic Aquarium Kit is a testament to the marriage of sleek design and practicality, offering aquarium enthusiasts a stylish and space-efficient solution. With its crescent shape and constructed from lightweight yet durable acrylic, this kit is designed to fit seamlessly into modern living spaces, particularly small apartments.

Ideal for those with limited space, the Tetra Crescent Kit includes energy-efficient LED lighting, enhancing the visual appeal of your aquatic environment while promoting the well-being of your fish. The acrylic construction provides a crystal-clear view of the underwater world and is resistant to cracks or leaks, ensuring durability over time.

The kit comes complete with a Tetra Whisper internal filter, providing efficient mechanical and biological filtration. Easy to set up and maintain, the Tetra Crescent Acrylic Aquarium Kit is perfect for beginners and experienced hobbyists alike. Whether you’re showcasing a Betta fish or a small community of tropical species, this aquarium kit combines form and function, making it a standout choice for those seeking an aesthetically pleasing and space-conscious aquatic display.

5. Penn Plax Curved Corner Glass Aquarium Kit:

  • Vertical Design
  • Crystal-Clear Acrylic
  • Built-in LED Lighting
  • Cascade Filtration System
  • Compact for Desktops

The Penn-Plax Water-World Vertex Desktop Aquarium Kit stands out as an innovative and compact choice for aquarium enthusiasts seeking an aesthetically pleasing solution for small spaces. Designed with a unique vertical orientation, this aquarium kit maximizes limited desktop or countertop space, making it an excellent addition to small apartments or offices.

With its sleek design and crystal-clear acrylic construction, the Vertex Desktop Aquarium offers a captivating view of the underwater world. The vertical layout allows for creative aquascaping and provides an interesting perspective on your aquatic environment. The kit includes built-in energy-efficient LED lighting, enhancing the visual appeal of your aquarium while promoting the well-being of your fish.

Setting up the Water-World Vertex Desktop Aquarium is straightforward, making it suitable for both beginners and experienced hobbyists. The kit also comes with a cascade filter, ensuring efficient water filtration for a clean and healthy aquatic ecosystem. With its space-saving design, modern aesthetics, and practical features, the Penn-Plax Water-World Vertex Desktop Aquarium Kit offers a unique and visually stunning option for those looking to enjoy the beauty of an aquarium in a confined space.

6. Aqueon LED MiniBow Aquarium Kit:

  • Sleek Bow-Front Design
  • Built-in LED Lighting
  • QuietFlow Filtration System
  • Compact and Desktop Friendly
  • All-in-One Convenience

The Aqueon LED MiniBow Aquarium Kit is a compact and stylish solution for aquarists looking to add a touch of elegance to fish tank for small apartments. Available in sizes ranging from 1 to 5 gallons, this kit offers versatility for those with limited room, making it an ideal choice for small apartments or desktop displays.

Featuring a sleek bow-front design, the MiniBow combines aesthetics with functionality. The built-in LED lighting enhances the visual appeal of your aquatic world while providing optimal illumination for both fish and live plants. The kit also includes a QuietFlow filtration system, ensuring a clean and healthy environment for your aquatic companions.

Designed with user-friendliness in mind, the Aqueon LED MiniBow Aquarium Kit is easy to set up, making it suitable for beginners and experienced hobbyists alike. The all-in-one package includes essential equipment, such as a filter and lighting, streamlining the aquarium setup process. With its compact size, contemporary design, and thoughtful features, the Aqueon LED MiniBow Aquarium Kit offers a convenient and visually pleasing solution for those seeking a small-scale aquatic display.

Factors to Consider

Choosing the best fish tank for small apartments depends on various factors, including available space, budget, and personal preferences. Here are some considerations and recommendations for small apartments:

Size and Shape:

In a small apartment, space is at a premium. Opt for a compact tank with a rectangular shape, as this design is often more space-efficient than round or hexagonal tanks. Nano tanks, typically under 10 gallons, are popular for small spaces.


Look for aquariums that come as complete kits with essential equipment, such as filters and lighting. All-in-one solutions simplify the setup process and are ideal for beginners or those with limited time for maintenance.

Design Aesthetics:

Consider the overall design of the aquarium and how it complements your living space. Sleek and modern designs, like the Fluval Edge Aquarium, can enhance the visual appeal of your apartment.

Aquascaping Potential:

Even in a small space, you can create a visually stunning aquarium with the right aquascaping. Look for tanks that allow for creative layouts and decorations to make the most of the limited space.

Fish Compatibility:

Choose fish species that are well-suited for smaller tanks and won’t outgrow the space. Research the specific needs and behaviors of the fish you plan to keep to ensure a harmonious environment.

Weight Considerations:

Check the weight of the aquarium, especially if you plan to place it on furniture or shelves. Ensure that the chosen location can support the weight of the tank, water, and decorations.

Maintenance and Care Tips

When selecting a fish tank for small apartments, maintaining a healthy and thriving aquarium requires regular care. Here are essential maintenance and care tips to ensure the well-being of your fish and the overall health of your aquatic ecosystem:

Regular Water Changes:

Perform routine water changes to remove accumulated toxins and maintain water quality. Aim for 10-20% changes weekly or as needed based on water parameters.

Monitor Water Parameters:

Regularly test water parameters, including pH, ammonia, nitrites, and nitrates. Adjust as necessary to keep them within appropriate ranges for your fish species.

Proper Filtration:

Invest in a reliable filtration system suitable for your tank size. Clean or replace filter media regularly to ensure efficient removal of debris and waste.

Appropriate Feeding:

Feed your fish a balanced diet, taking into account the specific nutritional needs of each species. Avoid overfeeding, as excess food can lead to water quality issues.

Careful Aquascaping:

Arrange decorations and substrate thoughtfully. Avoid overcrowding to allow for proper water circulation and ensure that fish have ample swimming space.

Prune Live Plants:

If you have live plants, trim and prune them regularly to maintain a healthy and visually appealing aquarium. Remove any dead or decaying plant material promptly.

Monitor Fish Behavior:

Observe your fish regularly for signs of stress, illness, or abnormal behavior. Swiftly address any issues, and quarantine sick fish to prevent the spread of diseases.

Avoid Overstocking:

Resist the temptation to overcrowd your aquarium. Overstocking can lead to increased waste production and stress among fish. Research and adhere to recommended stocking guidelines.

Check Equipment Regularly:

Inspect and maintain aquarium equipment, such as heaters, air pumps, and lights, on a regular basis. Replace any malfunctioning equipment promptly to prevent disruptions in the tank environment.

Quarantine New Additions:

Before introducing new fish or plants, quarantine them in a separate tank to prevent the introduction of diseases. This precautionary measure protects the health of your existing aquatic community.

Address Algae Issues:

Control algae growth by maintaining a consistent lighting schedule, avoiding overfeeding, and manually removing excess algae. Consider algae-eating species or algae-control products if necessary.

Maintain Consistent Temperature:

Keep the aquarium temperature stable within the recommended range for your fish species. Sudden fluctuations can stress fish and compromise their immune systems.


Selecting the best fish tank for a small apartments requires careful consideration of size, design, and functionality. The Fluval Edge Aquarium, Marina LED Aquarium Kit, BiOrb Classic Aquarium, Tetra Crescent Acrylic Aquarium Kit, Penn Plax Curved Corner Glass Aquarium Kit, and Aqueon LED MiniBow Aquarium Kit are all excellent choices that cater to different preferences and space constraints.

Remember to prioritize the well-being of your aquatic pets by maintaining water quality, choosing suitable fish species, and providing proper care. With the right fish tank and thoughtful maintenance, you can enjoy the therapeutic and aesthetic benefits of an aquarium in the comfort of your small apartment.

FAQs About Best Fish Tank for Small Apartments

a. What is the best size for a fish tank in a small apartment?

For small apartments, opt for a compact tank under 10 gallons, like a nano tank, to maximize space and ease of maintenance.

b. Can I keep a variety of fish in a small aquarium?

Choose small, compatible fish species that thrive in smaller environments, such as bettas, guppies, or tetras, to ensure a harmonious community.

c. Do I need special lighting for a small aquarium?

LED lighting is ideal for small aquariums. It enhances the visual appeal, promotes plant growth, and is energy-efficient, providing a suitable environment for your fish.

d. How often should I perform water changes in a small tank?

Aim for weekly or bi-weekly water changes in small tanks to maintain optimal water quality and keep your fish healthy.

e. Can I keep live plants in a small aquarium?

Yes, choose low-maintenance plants like java fern or anubias for a small aquarium. Live plants enhance aesthetics and contribute to the overall health of the tank.

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