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Tropicflow's Ranchu

Jet Black Ranchu Goldfish | Grower Pick

Jet Black Ranchu Goldfish | Grower Pick

Regular price $299.00 USD
Regular price Sale price $299.00 USD
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Jet Black Ranchu Goldfish | Grower Pick

Introducing the Jet Black Ranchu Goldfish—a rare and striking variety of fancy goldfish featuring a deep, solid black coloration from head to tail. With its iconic smooth back, rounded body, and slow, elegant swim, this Ranchu is both mysterious and elegant, making it a standout addition to any aquarium or pond.

Our Grower Pick means each Jet Black Ranchu is hand-selected directly from our farm for rich color, premium body shape, and top health. The photos shown are representative—you will receive a fish of similar size, form, and quality.

Care & Information

Scientific Name Carassius auratus
Origin Selective breeding in China & Japan
Color Solid black (jet black finish)
Type Fancy Goldfish – Ranchu (no dorsal fin)
Size Juveniles: 2.5–3.5"; adults: ~5–7"
Temperament Peaceful, best with other fancy goldfish
Tank Recommendation 20 gallons minimum per fish; larger tanks or ponds preferred
Water Temperature 65–75°F (18–24°C)
pH 6.8–7.6
Hardness 5–19 dGH
Diet High-quality goldfish pellets, blanched vegetables, frozen/live treats
Tankmates Fancy/slow-moving goldfish only

Why Choose Our Jet Black Ranchu?

  • Rich, solid black coloration—rare in the goldfish world
  • Hand-selected for perfect form and overall health
  • Peaceful temperament, ideal for display aquariums or ponds
  • Ships with Live Arrival Guarantee
  • Unique look that stands out in any collection

Important Notes

  • Ships in insulated, oxygenated packaging for safe arrival.
  • Best kept with other slow-moving, peaceful goldfish.
  • Stable, clean water will help maintain rich black color.
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