Black Double Red Swordtail Guppy (Poecilia reticulata)

Bold, elegant, and eye-catching, the Black Double Red Swordtail Guppy features a deep black body paired with striking red tails and extended sword-like fin tips. This unique strain combines dramatic coloration with a distinctive tail shape, making it a standout addition to planted aquariums, nano tanks, and peaceful community setups.

Highly active and colorful, these guppies bring movement and contrast to any freshwater aquarium — especially against green plants and darker backgrounds. As a hardy, easy-care livebearer, it is an excellent choice for both beginners and experienced hobbyists.

Size at Sale: ~1–1.5 inches (young adult)

Key Features

• Deep Black Body with Vibrant Red Tail — Bold, high-contrast coloration
• Distinct Swordtail Fin Extension — Elegant sword-like tail tips
• Bright, High-Contrast Color — Stands out against plants and dark substrate
• Peaceful & Community-Friendly — Safe with most peaceful tankmates
• Livebearer — Gives birth to live young; breeds readily

Guppy Care Guide

• Scientific Name: Poecilia reticulata
• Common Name: Black Double Red Swordtail Guppy
• Temperament: Peaceful
• Adult Size: ~1.5–2 inches
• Diet: Omnivore — flakes, micro pellets, frozen and live foods
• Tank Size: 10 gallons minimum
• Water Temperature: 72–82°F
• pH Range: 6.8–7.8
• Lifespan: 1–3 years

Ideal Tank Mates

• Tetras (Neon, Cardinal, Ember)
• Corydoras Catfish
• Rasboras
• Platies and Mollies
• Other peaceful community fish

Tank Setup & Care Tips

• Keep in groups for best activity and color
• Provide live or artificial plants for cover and comfort
• Maintain stable, clean water parameters
• Great for beginner and community aquariums

Recommended Food

• High-quality flakes
• Micro pellets
• Frozen foods (brine shrimp, daphnia)

What You'll Receive

• One healthy Black Double Red Swordtail Guppy
• Carefully packed for safe shipping
• Heat/cold packs as needed
• Live arrival guarantee

Frequently Asked Questions

Are these guppies good for beginners?
Yes — they are hardy and easy to care for, making them ideal beginner fish.

Can they live in community tanks?
Yes — they are peaceful and do well with other community fish.

What makes this strain unique?
The combination of a black body with a red swordtail-style fin makes them highly distinctive.

Do they breed easily?
Yes — guppies are livebearers and reproduce readily in aquariums.

Available in-store in Cheyenne, Wyoming at Tropical Treasures Wyo — premium livebearer fish specialists.

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