Guppy-Koi

The Koi Guppy is a striking and highly sought-after guppy variety named for its vivid coloration that resembles ornamental koi fish. With bright orange-red heads, pale or white bodies, and flowing tails marked with black or red highlights, these guppies bring a splash of color and elegance to any aquarium. They are peaceful, hardy, and perfect for both beginner and experienced fishkeepers.

🧬 Quick Facts

• Scientific Name: Poecilia reticulata

• Common Name: Koi Guppy

• Origin: Selectively bred (domestic strain)

• Adult Size: 1.5–2.5 inches (4–6 cm)

• Lifespan: 2–3 years

• Temperament: Peaceful, active livebearer

• Diet: Omnivore – flakes, pellets, frozen and live foods

• Difficulty Level: Easy

🌿 Tank Requirements

• Minimum Tank Size: 10 gallons (for a small group)

• Temperature: 72–82°F (22–28°C)

• pH: 7.0–8.2

• Hardness: 8–20 dGH

• Setup: Lightly planted aquarium with open swimming areas; gentle filtration and stable water quality.

🤝 Behavior & Compatibility

Koi Guppies are peaceful, social fish that thrive in small groups or colonies. They make excellent community fish and do well with other calm species such as mollies, platies, corydoras, tetras, and rasboras. As livebearers, females will produce fry regularly, making them fascinating to observe and breed.

🎨 Color & Pattern

• Head: Deep orange or red, resembling the head patch of a koi fish

• Body: White to pale silver, occasionally with faint red or orange hues

• Fins: Flowing and semi-transparent with orange, red, or black accents

• Sexual Dimorphism: Males are smaller and more colorful; females are larger and rounde