Welcome to NaturalFishTank.com, your go-to destination for all things fishkeeping! If you’re here, you’re either a passionate fish enthusiast or a beginner researching the best fish to start your aquarium journey. Either way, we’re thrilled to have you here. In this guide, we’ll share the Top 10 Aquarium Fish for Beginners—perfect for your first tank!
1. Betta Fish
Betta fish are stunning, personable, and easy to care for. Despite their reputation, they need more than a small bowl or vase.
- Tank Size: Minimum 5 gallons
- Water Parameters: pH ~7; Temperature 78–80°F
- Care Tips: Include a heater, filter, and light. Betta fish thrive in a peaceful environment and can cohabit with select tank mates.
Betta fish are not just ornaments—they’re active, engaging pets. Give them the proper care, and they’ll reward you with beauty and charm.
2. Angelfish
Angelfish are elegant cichlids with unique personalities. They require slightly larger tanks and careful selection of tank mates.
- Tank Size: Minimum 29 gallons
- Water Parameters: pH ~7; Temperature 78–82°F
- Care Tips: They are easy to breed and can thrive solo or in species-only tanks.
Their graceful movements make Angelfish a standout addition to any aquarium.
3. Guppies
Guppies are lively, colorful, and perfect for beginners. They adapt to various water conditions and are prolific breeders.
- Tank Size: 10–20 gallons
- Water Parameters: pH 7–7.8; Temperature 76–82°F
- Care Tips: Provide a filter and heater for optimal health.
Their constant activity and vibrant colors bring endless joy to fishkeepers.
4. Tetras
Tetras are schooling fish available in a variety of colors and sizes. Watching them swim in unison is mesmerizing.
- Tank Size: 10–20 gallons
- Water Parameters: pH ~7; Temperature 74–78°F
- Care Tips: Keep them in groups of six or more for best results.
Popular varieties include Neon Tetras and Cardinal Tetras. They’re hardy and thrive with proper care.
5. Platies
Platies are active, colorful, and beginner-friendly. They’re livebearers, so expect babies if conditions are right!
- Tank Size: 10–20 gallons
- Water Parameters: pH 7–8; Temperature 72–78°F
- Care Tips: Provide a clean, filtered tank to keep them thriving.
Their variety in colors and playful behavior make them a delight for first-time fishkeepers.
6. Mollies
Mollies share many similarities with Platies but prefer slightly warmer water.
- Tank Size: 10–20 gallons
- Water Parameters: pH 7–8; Temperature 78–82°F
- Care Tips: Despite their “brackish water” label, most mollies in pet stores are bred in freshwater.
They’re prolific breeders and a great choice for beginner aquarists.
7. Corydoras Catfish
Corydoras are adorable bottom-dwelling fish that help keep your tank clean.
- Tank Size: 20–29 gallons
- Water Parameters: pH 7–8; Temperature 72–82°F
- Care Tips: Keep them in groups of three or more for their social well-being.
Their constant scavenging and playful nature make them a must-have in community tanks.
8. Dwarf Gouramis
Dwarf Gouramis are small, brightly colored fish that are easy to care for.
- Tank Size: 10–20 gallons
- Water Parameters: pH 7–8; Temperature 75–78°F
- Care Tips: They’re related to Bettas and can breathe air, but still require good filtration.
Their vibrant appearance and peaceful demeanor make them beginner-friendly.
9. Danios
Danios are hardy, energetic fish that tolerate a wide range of conditions.
- Tank Size: 20 gallons
- Water Parameters: pH 6.5–7; Temperature 70–78°F
- Care Tips: Keep them in schools of six or more for their well-being.
Their constant activity and resilience make them ideal for new fishkeepers.
10. Mbuna (African Cichlids)
Mbuna are colorful, active fish that attract beginners with their striking looks.
- Tank Size: 75 gallons (larger tanks recommended)
- Water Parameters: pH 7.6–8; Temperature 80–82°F
- Care Tips: Plan for aggressive behavior and invest in a good filtration system.
While they require a bit more investment, Mbunas can be a rewarding experience for those ready to dive into the hobby.
Final Thoughts
Starting your fishkeeping journey is exciting, and the fish on this list are perfect for beginners. From Betta fish to Mbunas, there’s something here for everyone. Remember, proper care and a suitable environment are essential to ensure your fish thrive.
Do you have a favorite beginner fish to add to this list? Let us know in the comments below. And if you found this guide helpful, don’t forget to check back for more fishkeeping tips on NaturalFishTank.com!
Happy fishkeeping! 🐠