Scientific Name: Carassius auratus The Dark Oranda Goldfish is a striking fancy goldfish known for its deep, dark coloration and distinctive wen, a fleshy head growth that develops as the fish matures. Its rounded body and flowing fins combined with its rich dark color make it a unique and eye-catching addition to aquariums. Scientific Name: Carassius auratus Temperament: Peaceful Diet: High-quality goldfish pellets, flakes, vegetables, and frozen foods Minimum Tank Size: 30 gallons Temperature: 65–75°F (18–24°C) pH: 6.5–7.5 Adult Size: 6–8 inches Behavior: Dark Oranda Goldfish are slow to moderate swimmers and do best with other peaceful fancy goldfish varieties. They thrive in aquariums with strong filtration, stable water conditions, and open swimming areas. Notes: Assortment includes a mix of colors and patterns; Exact colors and markings will vary; Stock photo used; fish received may differ.