Live fish will be delivered only to selected pincodes in Kolkata and nearby areas. Here's a complete and detailed guide to the Red Cap Oranda Goldfish, one of the most...
Live fish will be delivered only to selected pincodes in Kolkata and nearby areas.
Here's a complete and detailed guide to the Red Cap Oranda Goldfish, one of the most elegant and admired varieties of fancy goldfish:
Red Cap Oranda
Carassius auratus (Oranda variety)
Cyprinidae
Originated from China and Japan, bred from Fantail Goldfish
"Oranda" refers to the prominent head growth (called a wen)
The Red Cap variety is a selectively bred color morph featuring a white body with a bright red head cap
Color:
Body: Pure pearl-white or silver
Head: Bright, raspberry-red "cap" (wen) on top of the head
Body Shape:
Rounded, egg-shaped body
Fins:
Long, flowing, double caudal fin (tail)
Transparent or white fins
Head Growth (Wen):
Prominent on the crown of the head; begins developing around 3–4 months and becomes fuller with age
Average Size: 6–8 inches (15–20 cm)
Maximum Size: Up to 10–12 inches with optimal care
Wen Size: Grows gradually and may cover the whole head if not trimmed
Males:
Develop breeding tubercles (white spots) on gill plates and pectoral fins during breeding
Females:
Rounder body, especially when gravid with eggs
Difficult to sex until maturity (~1 year+)
Parameter | Ideal Range |
---|---|
Temperature | 18°C – 24°C (65°F – 75°F) |
pH Level | 6.5 – 7.5 |
Water Hardness | 5 – 15 dGH |
Tank Size | Minimum 20 gallons per fish |
🧊 Red Cap Orandas prefer cooler water and are not compatible with tropical fish.
Tank Shape: Long tanks preferred for swimming space and oxygen exchange
Substrate: Smooth gravel or sand
Decor:
Use smooth-edged decorations to protect the delicate wen
Add plants like Anubias, Java Fern, or plastic plants (avoid sharp ones)
Lighting: Moderate lighting to enhance their red cap color
Filtration: Moderate to strong, with gentle outflow
Aeration: Essential, as goldfish require oxygen-rich water
Temperament:
Very peaceful, slow-swimming, and social
Swimming Zone: Middle and bottom levels
Best Tankmates:
Other fancy goldfish (Ranchu, Ryukin, Fantail, Telescope Eye)
Avoid fast-swimming goldfish (like Common or Comet), and tropical or aggressive fish
Group Size: Happy alone or in a group of similar-sized fancy goldfish
Type: Omnivorous
Recommended Foods:
High-quality sinking goldfish pellets
Blanched vegetables: spinach, lettuce, zucchini, shelled peas (great for digestion)
Protein: bloodworms, brine shrimp, daphnia (live or frozen)
Feeding Frequency: 2–3 times per day in small portions
🟠 Avoid floating foods to prevent swim bladder issues.
Spawning Type: Egg-scatterer
Spawning Behavior:
Males chase females around the tank
Eggs are laid on plants or tank surfaces
Breeding Conditions:
Increase water temperature gradually
Use spawning mops or fine-leaved plants
Fry Care:
Remove adults post-spawning to avoid egg predation
Feed fry infusoria, then baby brine shrimp
Wen Infections:
Can trap debris and lead to fungal or bacterial infections
Keep water clean and inspect wen regularly
Swim Bladder Disease:
Caused by overfeeding or poor diet
Ich (white spot) and Fin rot: Common in dirty or cold water
Constipation: Prevent with fiber-rich vegetables
✅ Perform weekly water changes (25–40%) and avoid sudden temperature shifts.
The wen does not affect their vision unless it overgrows (some rare cases may require surgical trimming)
Considered a symbol of good luck and prosperity in many Asian cultures
Highly intelligent and interactive – they may even beg for food!
Trait | Detail |
---|---|
Lifespan | 10–15 years (up to 20 with excellent care) |
Size | 6–12 inches (body + fins) |
Temperament | Peaceful and social |
Special Feature | Bright red “cap” on the head (wen) |
Difficulty Level | Beginner to Intermediate |
Minimum Tank Size | 20 gallons per fish |
Ideal Tankmates | Other fancy goldfish |
Breeding Type | Egg scatterer, no parental care |
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