Red Cap Oranda Goldfish

The Red Cap Oranda Goldfish (Carassius auratus) sports a red head wen atop a white or calico body, gliding serenely in cool ponds. Peaceful and elegant, it graces fancy goldfish tanks with hooded charm. Hardy but wen-sensitive, the Red Cap Oranda suits spacious setups, rewarding with graceful longevity.

Care Sheet – Red Cap Oranda Goldfish (Carassius auratus)

Temperament

• Peaceful, social
• Best in groups of 3+

Adult Size

• 6–8 inches

Minimum Tank Size

• 30 gallons per fish

Water Parameters

• Temperature: 65–72°F
• pH: 6.5–8.0
• Hardness: Soft to moderately hard (5–18 dGH)
• Ammonia/Nitrite: 0 ppm
• Nitrate: <20 ppm

Diet

• Omnivorous
• High-quality goldfish flakes/pellets, frozen/live brine shrimp, blanched veggies
• Feed small amounts 1–2× daily

Behavior & Compatibility

• Good with other goldfish, peaceful pond mates
• Avoid fast or nipping fish

Aquarium Setup

• Spacious with hiding spots, gentle flow, moderate lighting
• Secure lid; no sharp decor

Care Level

• Easy to moderate

Lifespan

• 10–15 years

Special Notes

• Red cap grows with age
• Wen prone to infection; monitor