Topaz Puffer - (Dichotomyctere fluviatilis)

🐟 Topaz Puffer – (Dichotomyctere fluviatilis) – Colorful Brackish Water Pufferfish for Sale

The Topaz Puffer (Dichotomyctere fluviatilis), also known as the Ceylon Puffer, is a vibrant brackish water pufferfish prized for its shimmering golden-yellow body, emerald-green back, and pearly white belly. Native to the estuaries, mangrove swamps, and lower river regions of South and Southeast Asia, this intelligent and curious fish is full of personality. Like other puffers, it is known for its ability to inflate when threatened and for its expressive, dog-like behavior with keepers. The Topaz Puffer is semi-aggressive and best kept with careful tankmate selection or in a species-only setup.

🔎 Quick Facts – Topaz Puffer (Dichotomyctere fluviatilis)

• 📛 Common Names: Topaz Puffer, Ceylon Puffer
• 🔬 Scientific Name: Dichotomyctere fluviatilis
• 🌍 Origin: South and Southeast Asia – India, Sri Lanka, Bangladesh, Myanmar, Thailand
• 🎨 Appearance: Golden-yellow body, greenish back, white underside, small dark spots along the back and sides
• 📏 Max Size: 6–7 inches (15–18 cm)
• 💎 Availability: Occasionally available; popular among puffer keepers

😇 Behavior & Temperament

• ⚔️ Semi-aggressive; may nip fins of tankmates
• 🐟 Best kept singly or with larger, fast-swimming, brackish-compatible fish
• 🧠 Intelligent and interactive; often recognizes its keeper

🏠 Aquarium & Tank Requirements

• 📦 Minimum Tank Size: 40+ gallons for a single adult
• 🪵 Sand substrate with rocks, driftwood, and hiding spots
• 🌊 Brackish water conditions; some individuals adapt to full freshwater for part of their life
• 💡 Moderate lighting to bring out golden and green hues

💧 Water Parameters – Topaz Puffer Care

• 🌡️ Temperature: 75–82°F (24–28°C)
• ⚗️ pH: 7.5–8.5
• 💧 Salinity: Low to medium brackish (SG 1.005–1.015)

🍽️ Diet – Molluscivore / Carnivore

• 🦪 Snails, clams, and crustaceans to help wear down teeth
• 🦐 Shrimp, krill, and squid
• 🐟 Occasional frozen fish pieces
• 🚫 Avoid exclusive soft foods to prevent overgrown teeth

📋 Topaz Puffer Overview Table

✨ Highlight:
The Topaz Puffer is a beautiful and intelligent brackish pufferfish with vivid gold and green coloring, perfect for experienced aquarists looking for a unique, interactive aquarium resident.