10 Best Fishes For 55 Gallon Aquarium [2025]
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Finding the best fishes for a 55 gallon aquarium can be a daunting task, especially with the plethora of options available on the market. The challenge lies in selecting species that not only thrive in a larger tank but also complement each other and fit your unique preferences. To simplify this process, we meticulously shortlisted 10 exceptional fish varieties based on factors such as compatibility, care requirements, and aesthetic appeal. Our curated list aims to save you time and hassle, ensuring you can create a vibrant and harmonious aquatic environment with ease.
Top 10 Fishes For 55 Gallon Aquarium In The Market
Fishes For 55 Gallon Aquarium Review
- GLASS AQUARIUM KIT: Glass aquarium with 2 low-profile hinged hoods that house energy efficient white LEDs to create a natural underwater shimmer effect
- EASY TO SET UP: Complete kit includes everything you need to get started
- FILTER INCLUDED: Comes with the Tetra Whisper PF 60 Power Filter with Tetra Large Bio-Bag Filter Cartridge
- WITH HEATER: Includes a 200-watt heater and thermometer, along with a fish net, Tetra AquaSafe water conditioner sample, TetraMin food sample and setup guide
- 55 GALLON TANK: Measures 48 inches wide by 13 inches deep by 20 inches high
- GLASS AQUARIUM: Rectangular glass aquarium makes an ideal home for your fish.
- ADD ON ACCESSORIES: Mix and match with your favorite Tetra filtration, lighting and water care products (sold separately).
- EASY CUSTOMIZATION: Use assorted Tetra accessories (sold separately) to make your aquarium your own.
- 55 GALLON TANK: Measures 48 inches wide by 13 inches deep by 20 inches high.
- TETRA BRAND: Dedicated to helping seasoned hobbyists and beginners alike enjoy a successful, lifelong aquatic experience.
- LARGE ENVIRONMENT: Larger environments can house more fish or a greater variety of fish. Maintains water temperature. Essential for tropical fishkeeping
- KIT INCLUDES: one 55 gallon tank, EasyBalance Plus, TetraMin, AquaSafe, 6” fish net, 200W heater, WPF 60 Filter, Stick on digital thermometer, 24” Tetra hinged hood x 2, 2 plant multipacks and a boxwood plant, TetraCare brochure and instruction sheet
- LED LIGHTING: Included lighting adds the natural daylight effect to your aquarium, giving you illuminated viewing of the entire space
- ACTUAL TANK DIMENSIONS: 48.25"" L x 12.80"" W x 20.90"" H
- WEIGHT: This aquarium tank weighs approximately 79 lb by itself. With water, total tank weight can reach 521 lb.
- 【Efficient Filtration Capabilities】 The PondForse canister filter utilizes multiple layers of filtration media to remove particles, excess nutrients, and impurities from the aquarium water. This comprehensive approach to water purification helps maintain crystal-clear water and a healthy ecosystem for your aquatic pets.
- 【Adjustable Flow Rate】 The flow rate control valve offers extensive compatibility, making it suitable for a wide range of aquarium sizes and types. You can easily control the flow rate, ensuring proper flow for optimal effect.
- 【Powerful Output Performance】 PondForse 8W power filter can circulate up to 225 US Gal/h of water. The energy-efficient motor operates with excellent stability, providing a continuous and reliable power source for the filtration process, and reducing electricity consumption while delivering powerful filtration performance.
- 【Quiet Operation】 Pondforse canister filter built-in high-performance copper brushless motor ensures a quiet aquarium environment, along with 4 denoising rubber feet to minimize noise. This ensures that it won't disturb your daily activities or disrupt the serenity of your aquatic flora and fauna.
- 【Comprehensive Filter Media Kit】 Equipped with all essential accessories for creating a highly efficient filtration system in your aquarium. In addition to the whole filter and accessories, you'll also get 1 extra bulb for backup, balls and sponges.
- 2 Pieces Set Fits 55gal Marineland Tank. There are different Aquarium manufactures. Please measure your tank opening to the closest millimeter before purchasing!
- Dimensions per piece includes plastic strip: 23 x 11.46 x 0.16in (58.4 x 29.1 X 0.4cm)
- Features new and improved Tempered glass; durable and reduces evaporation
- Clear plastic back strip that can be cut to fit your aquarium. Plastic back strip require force or lubricant to install.
- Provides the area for your lighting to sit while allowing simple access to your aquarium
- Powerful Pump: 300 GPH water pump effectively filters 55-150 gallons; ideal for large aquariums, turtle tanks, and ponds.
- Enhanced Aeration: Equipped with an adjustable valve to increase oxygen levels, promoting healthier, more active fish and turtles.
- Double Deep Filtration: Dual-stage black biochemical sponge removes odors and impurities; keeps water clear and fresh.
- Dynamic Water Flow: Boosts wave size and surface movement; improves circulation for a healthier aquatic environment.
- Adjustable Body: The aquarium filter features a detachable design. For tanks under 15 inches tall, you can lay the filter flat or remove the lower half of the filter sponge for a better fit.
- This will NOT fit 55 gallon Marineland brand fish tanks. Only Fits 15/20H gallon Marineland & Perfecto brand fish tanks. Also Fits 15/20H/55 gallon Aqueon & All Glass brand fish tanks. There are different aquarium manufactures. Please measure your tank opening to the closest millimeter before purchasing!
- Dimensions with back strip: 23.07 x 11.69 x 0.16in (58.6 x 23.2 x 0.4cm)
- Features new and improved tempered glass; durable and reduces evaporation.
- Clear Plastic back strip that can be cut to fit your Marineland & Perfecto aquarium. Provides the area for your lighting to sit while allowing simple access to your aquarium.
- Includes easy lift handle with 3M double sided tape.
- WHISPER QUIET The Tetra Whisper EX Power Filter provides silent multi-stage filtration for clear clean water .SIZE This filter fits 45 to 70 gallon aquariums - 240 GPH
- FAST SETUP Sets up easily right out of the box – no priming required
- CONTINUOUS FLOW Moves water continuously to prevent debris buildup
- NO-MESS FILTER CARTRIDGE CHANGES Design minimizes dripping to make cartridge changes easy
- SIZE This filter fits 45 to 70 gallon aquariums - 240 GPH
- 【Stability and Durability】Our aquarium stand features a double-column panel design, made from MDF and Metal, ensuring a sturdy build with a maximum weight capacity of 1000 lbs. The aquarium stand's sturdy construction and design ensure stability, ensuring your tank stays steady without tilting or wobbling
- 【55-75 Gallon Aquariums Stand】The aquarium stand is designed to support aquariums from 55 to 75 gallons. With a table size of 55.1" L x 18.5" W x 31.5" H, it provides plenty of space. The base frame also fits a smaller aquarium or a reptile tank
- 【Aquarium Stand with Power Outlet】This aquarium stand features 2 USB ports and 1 AC power outlet for added convenience while setting up your tank
- 【Additional Storage and LED Strip】The two drawers provide storage for fish food, tools, and accessories. Additionally, the stand is equipped with an LED strip
- 【Farmhouse Style】Our aquarium stand features a farmhouse design that complements various home decor styles. It is not only a stable aquarium stand but also a stylish addition to your bedroom, living room, kitchen, or office
- NOTHING LIKE OLD SCHOOL: The Clear-Free Premium Under Gravel Filter is air driven and utilizes an Air Pump (not included) to cycle crystal clear water throughout your aquarium, while keeping a crisp and neat look inside. This means there’s less “moving parts,” making for simplistic and easy maintenance. This filter is suitable for most 40 – 55 gallon aquariums.
- BIOLOGICAL, CHEMICAL, AND PHYSICAL FILTRATION: As air is pushed through the Air Stones and rises through the Lift Tubes, water is gently suctioned through gravel and the filter plates, allowing both air and water to pass through the Filt-a-Carb Activated Carbon Cartridges. When water continues to be drawn through, anaerobic bacteria collects and colonizes within the gravel and filter plates.
- ALSO AERATES YOUR TANK: Since the Clear-Free Premium Under Gravel Filter is air driven through the use of Air Stones and an Air Pump (not included), it also aerates your tank. In essence, your aquarium is being filtered and aerated at the same time, though the same system. It’s a filter and bubbler in 1.
- ITEMS INCLUDED: The Clear-Free Premium Under Gravel Filter includes 4 Filter Plates, 4 Adjustable Lift Tubes, 4 Straight Airline Tubes, 9 Filter Plate Connecters, and 4 Replaceable Filt-a-Carb Activated Carbon Media Cartridges.
- MEASUREMENTS: Each Filter Plate Separately = 11.25” (W) x 11.25” (D) / Filter Plates Together = 45” (W) x 11.25” (D) / Each Lift Tube at Filter Plate Base = 13.25” – 16.5”
Our Review Process
To ensure you get reliable product recommendations, we follow a detailed review methodology that includes:
- Market Research: Scanning best-selling and trending products in this category.
- User Feedback: Reviewing customer reviews, star ratings, and complaints.
- Hands-On Testing: Trying select products ourselves when feasible.
- Feature Comparison: Evaluating specs, durability, pricing, and safety.
- Expert Opinions: Consulting with niche experts or credible reviewers.
We independently select the top 10 options based on value, quality, and usability. To learn more, visit our detailed review process.
Key Considerations Before Buying Fishes for a 55 Gallon Aquarium
Setting up a 55-gallon aquarium can be an exciting venture for both novice and experienced aquarium enthusiasts. However, before stocking your tank with fish, there are several important factors to consider to ensure a healthy and thriving aquatic environment.
1. Understanding Tank Capacity and Stocking Levels
One of the first considerations is the capacity of your 55-gallon aquarium. While it can house a variety of fish, it’s crucial to avoid overstocking. A general rule of thumb is to allow one inch of fish per gallon of water, but this can vary based on the species, their adult size, and behavior.
2. Compatibility of Fish Species
Different fish species have varying temperaments and environmental needs. Before purchasing, research which species are compatible with each other to prevent aggression and stress. Community tanks can often house peaceful species together, while others may require isolation or specific tank mates.
3. Water Parameters and Requirements
Different fish species thrive in different water conditions, including pH, temperature, and hardness. It’s essential to ensure that the water parameters of your aquarium match the needs of the fish you plan to keep. Regular testing and maintenance of water quality will be necessary to keep your aquatic life healthy.
4. Filtration and Aeration
A properly functioning filtration system is crucial for maintaining water quality in a 55-gallon tank. Consider the type of filtration system you will use and ensure it is adequate for the volume of water and the bioload of the fish. Additionally, aeration may be necessary, especially for species that require well-oxygenated environments.
5. Live Plants and Decor
Incorporating live plants and decorations can enhance the aesthetic appeal of your aquarium and provide hiding spaces for fish. However, it’s essential to choose plants and decor that won’t harm your fish or disrupt their natural behavior. Some species may nibble on plants, so select accordingly.
6. Feeding and Diet
Different fish species have different dietary requirements. Before purchasing, ensure you are prepared to provide the appropriate food for each type of fish you plan to keep. Research on feeding schedules, types of food (flakes, pellets, live food), and any specific dietary needs is essential for maintaining their health.
7. Budget Considerations
Setting up a 55-gallon aquarium can be costly. Beyond the initial purchase of the tank and equipment, consider ongoing expenses like electricity for heaters and filters, food, water conditioners, and routine water testing supplies. Be sure to budget accordingly for both initial setup and ongoing maintenance costs.
8. Quarantine Procedures
Before introducing new fish into your main tank, it is advisable to quarantine them first. This helps prevent the spread of diseases and parasites to your existing fish. A separate quarantine tank can be set up to monitor new arrivals for any signs of illness before they join the community tank.
9. Long-term Commitment
Owning an aquarium is a long-term commitment that requires time, effort, and dedication. Be prepared for routine maintenance, including water changes, cleaning, and monitoring the health of your fish. Understanding this commitment will help ensure you are ready for the responsibility of caring for your aquatic pets.
10. Local Laws and Regulations
Finally, always check local laws and regulations regarding aquarium fish. Some species may be restricted or require special permits. Understanding these regulations before buying fish can save you from potential legal issues and ensure you are making responsible choices in fish keeping.
FAQs
What types of fish are suitable for a 55-gallon aquarium?
A 55-gallon aquarium can accommodate a variety of fish species. Some popular choices include community fish like tetras, guppies, and rasboras, as well as larger species like angelfish, cichlids, and rainbowfish. It’s essential to research compatibility and ensure that the chosen species can coexist peacefully.
How many fish can I keep in a 55-gallon aquarium?
The general rule for stocking an aquarium is to allow one inch of fish per gallon of water. For a 55-gallon tank, this means you could keep around 55 inches of fish total. However, factors like fish size, species behavior, and filtration capacity should be considered to prevent overcrowding.
What are the best plants for a 55-gallon aquarium?
Live plants enhance the aesthetic of an aquarium and provide hiding spots for fish. Some great options for a 55-gallon tank include Java fern, Anubias, Amazon sword, and cryptocoryne. Ensure that the lighting and water conditions are suitable for the chosen plants.
How often should I perform water changes in my 55-gallon aquarium?
It is recommended to perform partial water changes of about 10-15% weekly or 20-25% bi-weekly. Regular water changes help maintain water quality, reduce toxins, and promote a healthy environment for your fish.
What type of filtration system do I need for a 55-gallon aquarium?
A good filtration system is crucial for maintaining a healthy aquarium. For a 55-gallon tank, consider using a canister filter or a hang-on-back filter with a flow rate of at least 300-600 gallons per hour. This ensures adequate filtration and circulation of the water.
Can I mix different species of fish in a 55-gallon aquarium?
Yes, you can mix different species in a 55-gallon aquarium, but it’s important to choose compatible fish. Avoid aggressive species and ensure that the sizes and temperaments of the fish are suitable for a community setting. Researching each species’ needs and behavior will help create a harmonious environment.
What temperature should my 55-gallon aquarium be set to?
The ideal temperature for a 55-gallon aquarium varies depending on the fish species you choose. Generally, a temperature range of 74-78°F is suitable for most tropical fish. Use a reliable heater and thermometer to maintain a consistent temperature.
How can I cycle my 55-gallon aquarium?
Cycling your aquarium establishes beneficial bacteria that break down harmful ammonia and nitrites. You can cycle your tank using a fishless cycling method, which involves adding ammonia to the tank, or by introducing hardy fish and monitoring water parameters. This process usually takes 4-6 weeks.
What are the signs of an unhealthy fish in a 55-gallon aquarium?
Signs of an unhealthy fish can include lethargy, loss of appetite, abnormal swimming patterns, discoloration, and visible lesions or parasites. If you notice any of these signs, it’s crucial to investigate water quality, diet, and the overall health of your aquarium.
How can I prevent algae growth in my 55-gallon aquarium?
To prevent algae growth, maintain proper lighting (avoid excessive light exposure), perform regular water changes, and ensure a balanced nutrient level. Additionally, adding live plants and algae-eating fish can help control algae growth naturally.
The Bottom Line
In conclusion, selecting the right fish for your 55-gallon aquarium can significantly enhance your aquatic experience, both visually and in terms of the health of your ecosystem. The ten fish species we’ve highlighted are not only compatible with one another but also thrive in a well-maintained environment. Our selection was based on a combination of factors including ease of care, compatibility, and overall popularity among aquarists. We considered feedback from experienced hobbyists, scientific research on fish behavior, and the specific needs for a balanced aquarium setup.
By following our curated list, you can create a vibrant and harmonious aquatic community that is enjoyable to watch and easy to manage. Each of these fish brings unique characteristics and colors to your tank, making it a stunning focal point in your home. Whether you’re a novice or an experienced aquarist, choosing from this list can help you make informed decisions, ensuring your aquarium remains a thriving habitat for your fish. Remember, the key to a successful aquarium lies in understanding the needs of your aquatic inhabitants and providing them with the right environment. Happy fishkeeping!
