🐠 Barrier Reef Chromis (Chromis atripectoralis)
🐠 Barrier Reef Chromis (Chromis atripectoralis)
Marine Damselfish • Peaceful Schooling Fish • Reef-Associated Species • Open Water Swimmer
📋 The Barrier Reef Chromis (Chromis atripectoralis) is a classic Indo-Pacific damselfish widely seen schooling above coral reefs, including the Great Barrier Reef.
Unlike many damselfish, it is a Peaceful Schooling Fish that thrives in groups, displaying calm and synchronized swimming.
Naturally inhabiting shallow reef slopes and lagoons, it is a true Reef-Associated Species suited to stable marine aquariums.
Its constant midwater movement makes it an energetic Open Water Swimmer that adds motion and balance to reef displays.
💡 Highlights
✨ Natural Silver-Green Coloration: Subtle metallic body with dark axil marking
🐠 Peaceful Schooling Fish: Best kept in groups
🌊 Reef-Associated Species: Ideal for reef aquariums
🏊 Open Water Swimmer: Active mid-water behavior
🧠 Beginner-Friendly Marine Fish: Hardy and adaptable
🧾 A Quick Look at the Barrier Reef Chromis
📛 Common Name: Barrier Reef Chromis
🔬 Scientific Name: Chromis atripectoralis
👨👩👧 Family: Pomacentridae
🌍 Origin: Indo-Pacific • Great Barrier Reef
📏 Max Size: 9–11 cm (≈ 3.5–4.3″)
💧 pH Range: 8.1–8.4
🌡️ Temperature Range: 24–27 °C (≈ 75–81 °F)
🧠 Care Level: Easy
💖 Temperament: Peaceful
🪸 Reef Safe: ✅ Yes
🏠 Min Tank Size: 120 L (≈ 30 gallons)
📌 Tank Level: Midwater
🧬 Captive Bred: ❌ No
🌿 Wild Caught: ✅ Yes
⏳ Lifespan: 6–8 years
🍽️ Diet: Omnivore (planktonic foods)
🐣 Reproduction: Egg layer

















