🐠 Diadem Dottyback (Pictichromis diadema)
🐠 Diadem Dottyback (Pictichromis diadema)
Marine Dottyback • Reef-Associated Predator • Compact Territory Holder • Saltwater Ornamental
📋 The Diadem Dottyback (Pictichromis diadema) is a vibrant marine dottyback species recognized for its bold purple body and distinctive yellow facial markings.
In aquariums, it functions as a Small Reef Predator, making it best suited for well-structured reef or marine tanks with ample hiding spaces.
Its confident personality and striking coloration make it a popular Nano-to-Mid Reef Display Fish.
With proper aquascaping and compatible tankmates, it thrives as a Territory-Oriented Accent Fish in marine aquariums.
💡 Highlights
✨ Bold Purple & Yellow Coloration: High-contrast reef display fish
🐟 Compact Marine Predator: Excellent for smaller reef systems
🧠 Highly Alert & Intelligent: Actively patrols territory
🌊 Reef-Associated Species: Best kept in structured rockwork
🏠 Great for Nano Reefs: Requires minimal swimming space
🧾 A Quick Look at the Diadem Dottyback
📛 Common Name: Diadem Dottyback
🔬 Scientific Name: Pictichromis diadema
👨👩👧 Family: Pseudochromidae
🌍 Origin: Indo-Pacific
📏 Max Size: 6–7 cm (≈ 2.5–2.8″)
💧 pH Range: 8.1–8.4
🌡️ Temperature Range: 24–27 °C (≈ 75–81 °F)
🧠 Care Level: Beginner–Intermediate
💖 Temperament: Semi-Aggressive
🌿 Reef Safe: ⚠️ (may prey on small crustaceans)
🏠 Min Tank Size: 75 L (≈ 20 gallons)
📌 Tank Level: Rockwork / Mid
🧬 Captive Bred: ✅
🌿 Wild Caught: ❌
⏳ Lifespan: 3–5 years
🍽️ Diet: Carnivore
🐣 Reproduction: Egg layer

















