10 Best Fish For 29-gallon Aquariums [2025]
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Finding the best fish for 29-gallon aquariums can be a daunting task, especially with the myriad of options available on the market. Many aquarists struggle to determine the right species that will thrive in this specific environment. To simplify this process, we meticulously shortlisted ten exceptional fish that are well-suited for a 29-gallon setup, considering factors such as compatibility, care requirements, and aesthetic appeal. Our curated list is designed to save you time and hassle, ensuring you make informed choices for a vibrant and healthy aquarium.
Top 10 Fish For 29-gallon Aquariums In The Market
Fish For 29-gallon Aquariums Review
- GLASS AQUARIUM KIT: Glass aquarium with low-profile hinged hood houses 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 30 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
- 29 GALLON TANK: Measures 30 inches wide by 12 inches deep by 18 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.
- 29 GALLON TANK: Measures 30 inches wide by 12 inches deep by 18 inches high.
- TETRA BRAND: Dedicated to helping seasoned hobbyists and beginners alike enjoy a successful, lifelong aquatic experience.
- Comes with one Day White LED lamp, with slot for an additional LED lamp: Day White, Colormax, Beauty Max or Max Blue
- Changing LED lamps are easy to snap in and out to customize the look of your aquarium
- Moon glow accent light for nighttime illumination
- Designed to tightly fit inside aquarium rim
- Full length feeding door
- Aquarium HOOD WITH LEDS: Low-profile, hinged hood houses white LED lights that create a natural underwater shimmer effect.
- ENERGY EFFICIENT: Built-in LEDs – no bulbs to replace.
- FILTER COMPATIBLE: Cutouts in the back of the hood can accommodate a variety of filters.
- RANGE OF SIZES: Tetra LED Hoods are available in multiple sizes to accommodate most rectangular tanks.
- SIZE: Measures 30 inches wide by 12 inches deep.
- 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 20 (long) – 29 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 2 Filter Plates, 2 Adjustable Lift Tubes, 2 Straight Airline Tubes, 3 Filter Plate Connecters, and 2 Replaceable Filt-a-Carb Activated Carbon Media Cartridges.
- MEASUREMENTS: Each Filter Plate Separately = 14” (W) x 11.1” (D) / Filter Plates Together = 28” (W) x 11.1” (D) / Each Lift Tube at Filter Plate Base = 13” – 16”
- Premium thickened PVC static cling aquarium backdrop. This high-definition black aquarium vinyl background picture can hide hoses, filters and unnecessary stains. It can make the fish tank look so much cleaner and cooler.
- Aquarium wallpaper background is easy to install. The static cling design for easy application. Multiple sizes available for selection.
- Clean the fish tank with water to keep the surface free of dust. Remove the transparent protective film from the surface of the fish aquarium background. Spray glass with water. Use cards to scrape out bubbles. Trim the background beyond the aquarium. No need glue, adhesive, tapes or gel.
- Easily setting and easily removed. It won't leave any marks or residue when removed. if you make a mistake or want to reapply. It can be easily removed and reused. Good quality vinyl fish tank backdrop. Durable, waterproof, tear and crease resistant.
- There are multiple sizes to choose from for this static cling fish tank background. It can be trimmed to fit different sizes of fish tanks. Please choose the length and height of the background must longer than the length and height of your fish tank. If you don't know how to choose a size. please feel free to contact us at any time.
- Wide Fish Tank Stand: Fish tank stand is suitable for 20-29 gallon fish tanks, including 20-gallon long tanks, with a desktop size of 30.7 inches * 16.5 inches, which can accommodate most standard size fish tanks. However, to ensure a perfect match, we recommend measuring the dimensions of your fish tank before purchasing.
- 2 in 1 Space Design: Stand is designed with two levels for fish tank placement, the desktop can accommodate differently shaped 20-29 gallon fish tanks, and the bottom can also hold small 5-10 gallon fish tanks. This structure raises the height of the fish tank to a more comfortable viewing height while maximizing the use of limited space. It keeps your fish tank storage neat and tidy.
- Sturdy and Stable: Stability is crucial for a fish tank. Therefore, our stand is made of thick steel with powder coating and sturdy MDF board, ensuring a weight capacity of 330 pounds for the desktop and 110 pounds for the bottom, to ensure durability, moisture resistance, and prevent shaking or instability like other products on the market.
- Convenient Storage: Stand features a spacious storage cabinet in the middle, making it easy to store fish food, nets, gravel cleaning agents, and more. The storage cabinet keeps your fish tank area clean and tidy and allows you to access the items you need easily.
- Modern Appearance: Aquarium stand features a modern rustic brown design that matches various home decor styles. This design is not only practical but also beautiful, making it the perfect decoration for your home. Tanks not included. Support dimensions: 30.7" x 16.5" x 31.88".
- Fits most 20Long/29 gallon Fish tanks (marine land & perfecto). there are different Aquarium manufactures. Please measure your Tank opening to the closest millimeter before purchasing!
- Dimensions: 29.21 x 11.69 x 0.16in (74.2 x 29.7 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
- Provides the area for your Lighting to sit while allowing simple access to your Aquarium
- QUIETFLOW LED PRO POWER FILTER, filter cartridge, water conditioner and mesh fish net keep your aquarium water crystal-clear and your pet fish safe.
- PRESET HEATER, SUCTION CUP and thermometer keep aquarium water at the 78° F setting to maintain the perfect water temperature.
- TROPICAL FISH FLAKES contain premium ingredients carefully selected to provide complete daily nutrition for healthy, vibrant fish.
- AVAILABLE IN THREE SIZES for your convenience. Choose from our 10-gallon, 20-gallon and 29-gallon options.
- DEVELOPED BY AQUATIC HOBBYISTS, Aqueon provides a broad array of aquarium solutions to help maintain healthy aquatic environments.
- Suitable for large fish tanks: Our fish tank stand is designed for 20-29 gallons of fish tanks, providing stable support and a secure display space. It is also equipped with two additional compartments on the right side, with the bottom compartment capable of holding 5 gallons of small fish tanks, allowing you to create a more diverse aquatic environment. Whether you're raising large ornamental fish or arranging aquatic plants, our stand can meet your needs.
- Convenient storage functionality: first-level compartment on the right side, allowing for easy storage of fish food, nets, disinfectants, water conditioners, and other daily supplies. The cabinets are designed with specific spaces, and removing the compartment allows for accommodating canister filters and CO2 hoses. There is also an opening at the back of the stand. This ensures a tidy and organized environment around your fish tank, making it convenient to access the items you need.
- Strength and stability: Our stand is constructed with high-quality materials, featuring steel pipes and sturdy MDF panels, ensuring a maximum weight capacity of 330 pounds for the tabletop and 150 pounds for the bottom. The robust structure and stable design guarantee the stability of your fish tank, eliminating concerns about wobbling or insecurity. Your fish tank will remain rock solid, allowing you to enjoy your aquatic world with peace of mind.
- Stylish modern design: Our stand showcases a sleek black modern design that complements various home decor styles. It serves not only as a practical fish tank stand but also as an exquisite home decoration, adding a touch of modern elegance to your living space. Stand dimensions: 31.49" L*15.74" W*31.49" H TIP: Fish tank not included.
- after-sales service: If you encounter any issues, please feel free to contact us through Amazon, and we will provide a satisfactory solution to meet your needs.
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 29-Gallon Aquariums
1. Tank Size and Volume
Understanding the dimensions and volume of your 29-gallon aquarium is crucial. The size of the tank will determine how many and what types of fish you can keep. It’s important to consider both the length and the height of the tank, as some species require more swimming space while others prefer vertical room.
2. Fish Compatibility
Not all fish species can coexist in harmony. Researching compatibility between different species is essential to avoid aggression and stress among tank inhabitants. Look for community fish that are known to get along with one another, and be wary of territorial or aggressive species that may disrupt the peace.
3. Water Parameters
Each fish species has specific water temperature, pH, and hardness requirements. Before selecting fish, ensure you can maintain the appropriate water conditions for your chosen species. Invest in a good water testing kit to monitor and adjust parameters as needed.
4. Filtration and Maintenance
A 29-gallon aquarium will need a reliable filtration system to keep the water clean and healthy for your fish. Consider the type and size of the filter you will use, and think about how often you’ll need to perform maintenance tasks like water changes and filter cleaning.
5. Aquascape and Environment
The arrangement of decorations, plants, and hiding spots within your aquarium can significantly impact fish well-being. Plan your aquascape thoughtfully to provide hiding spots, open swimming areas, and a natural environment that mimics the fish’s native habitat. This not only reduces stress but also encourages natural behaviors.
6. Schooling and Social Needs
Some fish species are social and thrive in groups, while others are solitary. Understanding the social structure and schooling needs of your chosen fish is important for their health and happiness. For example, species like tetras and barbs do best in schools of six or more.
7. Long-Term Commitment
Fish keeping is a long-term commitment that requires time and resources. Consider the lifespan of the species you want to keep, as many fish can live for several years, if not decades. Make sure you are prepared for the responsibilities involved in their care.
8. Budget
Before purchasing fish, factor in the overall costs, including the initial setup of the aquarium, ongoing maintenance, and any additional equipment needed. Some species may also come with a higher price tag, so it’s essential to set a budget that accommodates both your financial situation and the care needs of the fish.
9. Source of Fish
Choose reputable sources for purchasing fish, whether it’s local fish stores, aquarist clubs, or online retailers. Check for the health of the fish and ensure they have been ethically sourced. Healthy fish will have clear eyes, vibrant colors, and active behavior, while unhealthy fish may show signs of disease or stress.
10. Legal Considerations
Be aware of any local regulations regarding the keeping of certain fish species. Some species may be illegal to own due to environmental concerns or invasive species laws. Research before purchasing to ensure you are compliant with local wildlife regulations.
FAQs
What types of fish are suitable for a 29-gallon aquarium?
A 29-gallon aquarium can accommodate a variety of fish species. Good choices include small to medium-sized community fish like guppies, tetras, rasboras, mollies, and corydoras catfish. You can also consider dwarf cichlids or a small group of angelfish, but be cautious with territorial behavior.
How many fish can I keep in a 29-gallon tank?
The general rule of thumb is to allow one inch of fish per gallon of water. However, this can vary based on the species, their adult size, and their social behavior. A rough estimate for a community tank might be around 15-20 small fish, but always research specific species for compatibility and space requirements.
What kind of filtration system is best for a 29-gallon aquarium?
A good filtration system is crucial for maintaining water quality. For a 29-gallon tank, a hang-on-back filter or a canister filter rated for at least 40 gallons is often recommended. Look for filters that provide mechanical, chemical, and biological filtration to ensure a clean and healthy environment for your fish.
How often should I perform water changes in a 29-gallon aquarium?
It’s generally recommended to perform water changes of 10-20% weekly or 20-30% bi-weekly. Regular water changes help maintain water quality, reduce harmful toxins, and refresh essential trace elements. Always test your water parameters to determine the specific needs of your aquarium.
What temperature should my 29-gallon aquarium be maintained at?
The ideal temperature depends on the species of fish you are keeping. Most tropical fish thrive in water temperatures between 75°F and 80°F (24°C to 27°C). Use a reliable aquarium heater and thermometer to ensure a stable environment, and monitor the temperature regularly.
Do I need a heater for my 29-gallon aquarium?
If you are keeping tropical fish, a heater is essential to maintain a stable temperature. Choose an adjustable heater that is appropriately sized for your tank, typically rated for at least 50-100 watts for a 29-gallon aquarium. If you’re keeping cold-water fish, a heater may not be necessary.
What substrate is best for a 29-gallon aquarium?
The choice of substrate depends on the type of fish and plants you want to keep. For a general community tank, fine gravel or sand works well. If you plan to have live plants, consider using nutrient-rich substrate specifically designed for planted tanks to support healthy plant growth.
Can I use tap water in my 29-gallon aquarium?
Yes, you can use tap water, but it is essential to treat it with a water conditioner to remove chlorine and chloramine, which can be harmful to fish. Additionally, test the water’s parameters (pH, hardness, etc.) and adjust accordingly to ensure it meets the needs of your selected fish species.
How can I prevent algae growth in my 29-gallon aquarium?
To minimize algae growth, maintain a balanced lighting schedule (8-10 hours per day), avoid overfeeding, and perform regular water changes. Including live plants can also help compete with algae for nutrients. Using a good filtration system and keeping the aquarium clean are also key factors in controlling algae.
What should I feed my fish in a 29-gallon aquarium?
Provide a varied diet based on the types of fish you have. High-quality flakes or pellets are suitable for most community fish, while some species may also require frozen or live foods, such as brine shrimp or bloodworms. Always research the dietary needs of your specific fish to ensure they receive proper nutrition.
The Bottom Line
In conclusion, selecting the right fish for a 29-gallon aquarium can greatly enhance your aquatic environment and provide a vibrant display of life. The ten fish species we highlighted in this article were carefully chosen based on their compatibility with each other, their suitability for a mid-sized tank, and their visual appeal. Each fish brings unique characteristics and behaviors, making them ideal candidates for community tanks. By considering factors such as water parameters, temperament, and dietary needs, we ensured that these selections would thrive together harmoniously in a 29-gallon setting.
By following our list, you can create a balanced and lively aquarium that not only meets the requirements of the fish but also provides an enjoyable viewing experience. Whether you are a novice or an experienced aquarist, our curated selection serves as a reliable guide to help you make informed decisions. With the right combination of species, you can foster a healthy ecosystem that brings joy and tranquility to your home or office. Remember to monitor your tank’s conditions regularly and enjoy the rewarding journey of fishkeeping!
