🐟 Celebes Rainbowfish (Marosatherina ladigesi)
🐟 Celebes Rainbowfish (Marosatherina ladigesi)
Freshwater Rainbowfish • Peaceful Schooling Fish • Planted Tank Species • Mid–Top Swimmer
📋 The Celebes Rainbowfish (Marosatherina ladigesi) is a delicate, shimmering species known for its elegant yellow fins, blue body sheen, and extended fin rays, giving it a graceful, exotic appearance. Native to the clear, flowing waters of Sulawesi, it thrives in planted aquariums with gentle water flow and excellent stability.
As a peaceful schooling fish, it shows best coloration and activity when kept in groups of six or more. Its shimmering body flashes and intricate fin extensions make it a standout planted tank species, adding movement and beauty to aquascapes.
This species prefers harder, alkaline water and pristine conditions, rewarding attentive aquarists with steady activity and vibrant colors.
💡 Highlights
✨ Elegant Fin Extensions: Long rays on dorsal and anal fins
⚪ Peaceful Schooling Fish: Best in groups of 6+
📏 Compact Rainbowfish Size: Grows up to 8 cm
✅ Planted Tank Friendly: Thrives in lush, stable aquariums
🐟 Mid–Top Swimming Activity: Constant graceful movement
🧾 A Quick Look at the Celebes Rainbowfish
📛 Common Name: Celebes Rainbowfish
🔬 Scientific Name: Marosatherina ladigesi
👨👩👧 Family: Telmatherinidae
🌍 Origin: Sulawesi (Indonesia)
📏 Max Size: 6–8 cm (≈ 2.3–3.1″)
💧 pH Range: 7.5–8.5
🌡️ Temperature Range: 24–28 °C (≈ 75–82 °F)
🧠 Care Level: Moderate
💖 Temperament: Peaceful
🏠 Min Tank Size: 120 L (≈ 32 US gallons)
📌 Tank Level: Mid–Top
🧬 Captive Bred: ✅ Yes
🌿 Wild Caught: ❌ No
⏳ Lifespan: 3–5 years
🍽️ Diet: Omnivore
🐣 Reproduction: Egg scatterer; males display to attract females

















