Assorted longfin koi

Assorted Longfin Koi – elegant koi with flowing fins in vibrant colors. Perfect for ponds and water gardens, bringing grace and beauty to any aquatic setup.

Assorted Longfin Koi (also called Butterfly Koi) are a stunning ornamental fish variety prized for their elongated, flowing fins and tails, which create a graceful, gliding motion in the water. Their bodies display a wide range of striking colors and patterns, including red, orange, white, black, yellow, and metallic shades, making every fish unique and visually captivating.

Longfin koi are hardy, easy to care for, and adapt well to outdoor ponds, making them a popular choice among pond keepers and koi collectors. They combine the classic beauty of traditional koi with the elegance of extended fins, adding movement and sophistication to your water garden.

Juveniles are usually 5–10 cm, but these koi can grow up to 60–80 cm (24–32 inches) under proper care.

✅ Key Features

• Size: Juveniles 5–10 cm; adults can grow 60–80 cm

• Temperament: Peaceful and sociable

• Care Level: Easy to moderate

• Lifespan: 15–25 years with proper care

• Special Trait: Long, flowing fins combined with vibrant colors

Care Guide for Assorted Longfin Koi

✅ Pond/Tank Requirements

• Minimum Pond Size: 1,000 liters (264 gallons) for a small group

• Indoor Aquarium: 300 liters for juveniles, but outdoor ponds are recommended for adult koi

• Aquascape: Wide open swimming areas, smooth stones, and aquatic plants for shade

• Filtration: Strong filtration system to maintain water clarity

• Aeration: Provide air stones, waterfalls, or fountains to ensure proper oxygenation

✅ Water Parameters

• Temperature: 15°C – 28°C (59°F – 82°F)

• pH Level: 6.8 – 8.2

• Water Hardness: 5 – 15 dGH

• Maintenance: Perform 20–30% water changes weekly to maintain water quality

Longfin koi are hardy and adaptable, thriving in outdoor ponds in most climates.

✅ Feeding Habits

Assorted Longfin Koi are omnivorous, requiring a well-balanced diet for healthy growth and vibrant color.

• Recommended Diet:

  • Premium koi pellets formulated for color enhancement

  • Fresh vegetables (spinach, lettuce, peas)

  • Occasional fruits like oranges and watermelon

  • Protein treats (earthworms, shrimp) during warm months

Feed once or twice daily, reducing portions during colder weather when metabolism slows.

✅ Tank Mates

Longfin koi are peaceful and community-friendly.

Ideal Companions:

• Other koi varieties (standard and longfin)

• Large goldfish (Orandas, Shubunkins, Fantails)

• Non-aggressive bottom dwellers (Plecos, Dojo Loaches)

Avoid aggressive species or very small fish that may become food.

✅ Behavior & Breeding

• Behavior: Social and active; often come to the surface during feeding

• Breeding: Spawns in warm weather; requires spawning mats or dense plants

• Egg Care: Remove eggs to prevent predation by adults

Why Choose Assorted Longfin Koi?

• Graceful, flowing fins and diverse colors

• Hardy and suitable for both beginners and experienced koi keepers

• Adds movement, beauty, and elegance to ponds

• Long-lived, friendly fish that can be hand-fed with time

✅ Perfect for ornamental ponds and koi collections
✅ A luxurious variation of traditional koi for enthusiasts and collectors