10 Best Fishes For 55 Gallon Tank [2025]
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Choosing the best fishes for a 55 gallon tank can be a daunting task, especially with so many options available and varying compatibility factors to consider. To simplify your search, we have meticulously shortlisted 10 top fish species that thrive in a 55 gallon environment, taking into account their compatibility, care requirements, and overall appeal. Our comprehensive list is designed to save you time and hassle, allowing you to easily find the perfect fish for your aquarium setup.
Top 10 Fishes For 55 Gallon Tank In The Market
Fishes For 55 Gallon Tank Review
- 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.
- 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
- 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.
- 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.
- 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”
- 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
- Power Outlets and USB Charging Ports: The aquarium stand features a built-in power strip with 3 outlets and 2 USB ports, allowing you to easily power your equipment and charge devices. This keeps cords organized and simplifies aquarium management
- LED Lights & Farmhouse Style: Equipped with RGB LED lights, this fish tank stand lets you control color and flashing modes via remote, adding visual appeal. The barn doors bring a farmhouse touch, making the stand a decorative highlight in your home
- Fits 55-75 Gallon Aquariums: Measuring 49.2"L*19.7"W*31.5"H, this turtle terrariums stand fits 55-75 gallon aquariums, with space below for a 20-gallon tank. Supports most standard aquariums, but measuring your tank is recommended to ensure a proper fit
- Large Storage Space: The reptile terrariums stand offers a spacious cabinet and 1 drawer for storing fish food, cleaning tools, and accessories, keeping your area tidy. An additional metal rack is included for easy access to nets or gravel cleaners
- Sturdy and Built to Last: Built with high-quility panels and metal frame, ensuring this aquarium stand supports up to 860 lbs on top and 240 lbs below. Its stable design ensures the aquarium remains secure, eliminating worries about wobbling or safety
- 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
- Strong Support: Our fish tank stand is made with 4 cm thick heavy-duty steel frames, and support force up to 600lb, never worry about wobbling. With powder coating, it is rust and moisture-proof, really strong and durable
- Dimensions: 48.5" L x 14.9" W x 29.5" H. This aquarium stand is suitable for most 55-75 gallon fish tanks or terrarium tanks, load capacity 660 LBS. Whether you have a small or large tank, this stand is sure to meet your needs
- Adjustable Shelves: The heavy-duty fish tank stand has an adjustable wooden board, which can be flexibly adjusted up or down by 3 inches to meet your needs. You can store your fish accessories: fish food, nets, books, potted plants and other decorations
- Stable: With high-quality adjustable feet for level, this fish tank stand ensures stability and prevents wobbling. We also added non-slip stickers to increase friction, making it hard to slide off to protect your tanks
- Easy to Assemble: The package includes instructions and all the tools needed and all parts and accessories are labelled, just enjoy hassle-free assembling this stand. We are committed to providing our customers with safe and reliable products
- 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.
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 Fish for a 55 Gallon Tank
1. Tank Size and Species Compatibility
Before purchasing fish, it’s essential to understand that the size of your tank will significantly influence your choices. A 55-gallon tank can house a variety of species, but compatibility among those species is crucial. Research the temperament and social needs of potential fish. Some species thrive in schools, while others prefer solitude. Make sure the fish you select can coexist peacefully in the same environment.
2. Water Parameters
Different fish species have varying requirements for water parameters such as pH, temperature, and hardness. It’s vital to know the optimal conditions for the fish you wish to keep. Test your water quality regularly, and be prepared to make adjustments as needed. Investing in a good water testing kit can help ensure your fish remain healthy and vibrant.
3. Filtration and Aeration
A 55-gallon tank requires proper filtration and aeration to maintain a healthy environment. Consider the filtration system’s capacity and efficiency based on the type and number of fish you plan to keep. A robust filtration system will help in managing waste and providing clean water, while aeration will ensure that oxygen levels are sufficient for your fish’s survival.
4. Tank Mates
Choosing tank mates carefully is essential to create a harmonious aquatic community. Some fish species are territorial or aggressive, and introducing them to a community tank can lead to stress or injury. Research the behavioral traits of each fish species and consider their adult size, as larger fish may pose a threat to smaller ones.
5. Aquascaping and Space Requirements
How you design your tank can impact the well-being of your fish. Consider the space requirements of the species you plan to keep and create a suitable aquascape that includes hiding spots, open swimming areas, and plants. A well-planned layout can help reduce stress and allow fish to exhibit natural behaviors.
6. Feeding and Diet
Different fish species have different dietary needs. Some may require specialized diets, while others may thrive on general flakes or pellets. Research the feeding habits of your chosen fish and plan for a balanced diet that includes a variety of foods. Additionally, ensure that you can consistently provide the necessary food types over time.
7. Budget Considerations
Buying fish is just one aspect of maintaining a healthy aquarium. Consider the costs associated with equipment, food, maintenance, and potential veterinary care. Ensure that you budget not only for the initial purchase of fish but also for ongoing expenses to sustain a thriving aquatic environment.
8. Research and Education
Investing time in research before making a purchase can save you from making costly mistakes. Learn about the specific needs of the fish you are interested in, including their care requirements, breeding habits, and any potential health issues. Joining fishkeeping forums or local aquarium clubs can also provide valuable insights and support.
FAQs
What types of fish are suitable for a 55-gallon tank?
A 55-gallon tank can accommodate a variety of fish species, including community fish like tetras, guppies, and gouramis. You can also keep larger species such as cichlids or angelfish, but make sure to understand their specific care requirements and temperaments. Always research compatibility to avoid aggression among tank mates.
How many fish can I put in a 55-gallon tank?
A general rule of thumb for stocking is one inch of fish per gallon of water. However, this can vary based on the species, size, and behavior of the fish. For example, smaller fish like neon tetras can be kept in larger numbers compared to larger species like oscars. It’s essential to consider filtration, water quality, and the swimming space needed for each fish.
What is the best filtration system for a 55-gallon tank?
A good filtration system is crucial for maintaining water quality in a 55-gallon tank. Canister filters, hang-on-back (HOB) filters, or sponge filters are popular options. Look for a filter that can handle at least twice the tank’s volume per hour and includes mechanical, biological, and chemical filtration stages for optimal results.
How often should I perform water changes in a 55-gallon tank?
It’s recommended to perform partial water changes of about 10-20% every week or 20-30% every two weeks. Regular water changes help maintain water quality by removing toxins and replenishing essential minerals. Always treat tap water with a dechlorinator before adding it back to the tank.
What temperature should I maintain in a 55-gallon tank?
The ideal temperature for most tropical fish is between 75°F and 80°F (24°C to 27°C). However, specific species may have different temperature requirements. It’s important to research the needs of your chosen fish and use an aquarium heater and thermometer to maintain a stable temperature.
Do I need to cycle my 55-gallon tank before adding fish?
Yes, cycling your tank is essential to establish beneficial bacteria that help break down waste products. The cycling process can take anywhere from a few weeks to a couple of months. You can cycle your tank using a “fishless” method with ammonia or the “fish-in” method with hardy fish, but the latter can be stressful for the fish.
Can I keep live plants in my 55-gallon tank?
Yes, live plants can enhance the beauty of your tank and provide benefits such as improved water quality and shelter for fish. Choose low-maintenance plants like Java fern, Anubias, or Amazon swords that thrive in various lighting conditions. Ensure you provide adequate lighting and nutrients for optimal growth.
What should I feed my fish in a 55-gallon tank?
Feed your fish a balanced diet that includes high-quality flakes, pellets, and frozen or live foods like brine shrimp or bloodworms. Different species may have specific dietary requirements, so it’s important to vary their diet and avoid overfeeding, which can lead to water quality issues.
How do I prevent algae growth in a 55-gallon tank?
To prevent algae growth, maintain good water quality, perform regular water changes, and avoid overfeeding. Ensure that your tank is not receiving excessive light—aim for 8-10 hours of light per day. Consider adding algae-eating fish or invertebrates, like snails or shrimp, to help control algae levels naturally.
The Bottom Line
In conclusion, selecting the best fish for your 55-gallon tank can greatly enhance your aquarium experience, both visually and ecologically. The ten species we have highlighted are not only compatible with each other but also thrive well in a 55-gallon environment. Each fish was chosen based on factors such as temperament, size, water requirements, and ease of care, making them suitable for both beginners and experienced aquarists alike. Our careful selection process ensures that these fish can coexist harmoniously, creating a thriving aquatic community that brings joy to your home.
By following our curated list, you can embark on a successful fish-keeping journey, minimizing the potential for conflicts and stress among the inhabitants of your tank. This guide serves as a valuable resource, helping you make informed decisions that lead to a vibrant and healthy aquarium. Whether you’re looking for colorful additions or unique species to enhance your setup, these recommendations will set you on the right path to creating a stunning underwater habitat.
