Lyretail Swordtail (Xiphophorus hellerii)
The Lyretail Swordtail (Xiphophorus hellerii) is a graceful and vibrant livebearer known for its elongated, lyre-shaped tail and brilliant coloration. This active species brings a splash of motion and color to community aquariums while remaining peaceful and easy to care for.
Available in a range of hues including fiery orange, vivid red, and golden tones. The Lyretail Swordtail is a favorite among both beginners and experienced hobbyists. Their hardy nature and adaptability make them ideal for planted or community setups.
Key Features
Unique Lyre-Shaped Tail Distinct flowing fin design that adds elegance to any tank
Colorful & Active Brings life and movement to community aquariums
Peaceful Livebearer Great with guppies, platies, and mollies
Hardy & Beginner-Friendly Thrives in a wide range of freshwater conditions
Selective-Bred Variety A stunning fin variation of the classic Swordtail
Care Guide
- Scientific Name: Xiphophorus hellerii
- Common Name: Lyretail Swordtail
- Origin: Central America (Mexico, Belize, Honduras)
- Temperament: Peaceful, active
- Adult Size: 3.5–4 inches
- Diet: Omnivore flakes, pellets, frozen brine shrimp, and blanched vegetables
- Tank Size: 20+ gallons recommended
- Water Temperature: 72–82°F
- pH Range: 7.0–8.2
- Lifespan: 3–5 years with proper care
Tank Setup Tips
- Provide plenty of swimming space and moderate filtration.
- Add plants and hiding spots for females and fry.
- Keep a ratio of one male to multiple females to reduce fin-nipping or mating stress.
- Ideal tankmates include guppies, mollies, platies, Corydoras, and peaceful tetras.
FAQ
Are Lyretail Swordtails peaceful?
Yes! They’re active but non-aggressive and do well in peaceful community aquariums.
Can they live in planted tanks?
Absolutely. Swordtails love the cover and natural environment of live plants.
What do they eat?
They’re omnivoresfeed them a balanced diet of quality flakes, pellets, and vegetable matter.
How can I tell males from females?
Males have the long sword tail and lyre fins, while females are rounder with shorter fins.
Are they livebearers?
Yes! Females give birth to free-swimming fry about every 46 weeks.
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