Description
Blue Scorpion Discus Fish (Symphysodon aequifasciatus)
📌 Basic Info
Scientific Name: Symphysodon aequifasciatus
Common Names: Blue Scorpion Discus, Electric Blue Scorpion Discus, Scorpion Blue Discus
Family: Cichlidae (Cichlid Family)
Order: Cichliformes
Origin: Captive-bred hybrid developed in Malaysia and Thailand, selectively bred from Blue Turquoise and Snakeskin strains.
Size: 6 – 8 inches (15 – 20 cm)
Lifespan: 10 – 15 years
Tank Zone: Middle
🌊 Water Parameters
Temperature: 28 – 31°C (82 – 88°F)
pH: 6.0 – 7.2
Hardness: 3 – 8 dGH
TDS: 100 – 200 ppm
🐟 Characteristics
Body: Round, tall, and laterally compressed body typical of discus fish.
Coloration: Vivid metallic blue body with shimmering turquoise reflections.
Pattern: Complex network of fine wavy blue lines and scorpion-like streaks across the face, body, and fins.
Fins: Long and flowing, often outlined with bright turquoise or neon blue edges.
Eyes: Bright red to orange-red, enhancing its electric blue contrast.
Behavior: Peaceful, slightly shy, and prefers stable tank conditions.
Special Feature: Known for its intense electric blue coloration and intricate “scorpion” line pattern that appears under aquarium lighting.
🍽️ Diet
Type: Omnivorous
Preferred Food: High-quality discus pellets, beef heart mix, bloodworms, and brine shrimp.
Feeding Frequency: 2–3 times daily in small portions.
Tip: Use spirulina and carotenoid-based foods to enhance its metallic blue sheen.
🛠️ Tank Setup & Maintenance
Tank Size: Minimum 250 liters (65 gallons) for a small group of 5–6 discus.
Filtration: Strong biological filtration with gentle water flow.
Substrate: Fine sand or bare bottom for easy cleaning.
Decor: Driftwood, smooth stones, and broad-leaved plants like Amazon swords or anubias.
Lighting: Moderate to bright — accentuates blue iridescence.
Water Change: 30–40% every 2–3 days to maintain color clarity and health.
👥 Social Behavior
Group Size: Best kept in groups of 5 or more.
Tank Mates: Peaceful companions like cardinal tetras, rummy nose tetras, corydoras, and dwarf plecos.
Avoid: Aggressive or fin-nipping species.
Compatibility: Excellent display contrast with red, yellow, or white discus varieties.
✅ Do’s
• Keep water soft, warm, and crystal clear.
• Use blue or white LED lighting to highlight its metallic pattern.
• Provide calm, stable environment with gentle water flow.
• Feed a mix of live, frozen, and pellet foods.
❌ Don’ts
• Avoid strong water currents or bright, harsh light.
• Don’t mix with aggressive fish.
• Avoid unstable pH or temperature shifts.
⭐ Quick Tips
The Blue Scorpion Discus Fish is a breathtaking hybrid variety, prized for its electric blue metallic sheen and intricate wavy patterns that resemble a scorpion’s tail design. Ideal for centerpiece display tanks, this discus brings an aura of elegance and luxury — perfect for aquarists who love striking, high-contrast color strains.
