🐠 Lawnmower Blenny (Salarias fasciatus)
🐠 Lawnmower Blenny (Salarias fasciatus)
Marine Fish • Reef Safe • Algae Grazer • Peaceful Bottom Dweller
📋 The Lawnmower Blenny (Salarias fasciatus) is a hardy, comical reef fish best known for its dedicated algae-grazing habits and expressive personality. Its mottled coloration blends with live rock, and it perches cleverly on coral heads and ledges while constantly scanning for algae to eat.
This species is a top choice for reef keepers who want natural algae control without chemical intervention. It thrives in mature marine aquariums with ample rockwork and microalgae growth and rewards aquarists with entertaining, curious behavior.
💡 Highlights
✨ Natural Algae Controller: Consumes nuisance algae daily
⚪ Peaceful Character: Great community addition
📏 Compact Size: Ideal for smaller reef tanks
✅ Reef Safe: Will not harm corals or inverts
🐠 Expressive Personality: Fun, active, and always visible
🧾 A Quick Look at the Lawnmower Blenny
📛 Common Name: Lawnmower Blenny / Jeweled Rockskipper
🔬 Scientific Name: Salarias fasciatus
👨👩👧 Family: Blenniidae
🌍 Origin: Indo-Pacific
📏 Max Size: 13 cm (≈ 5″)
💧 pH Range: 8.1 – 8.4
🌡️ Temperature Range: 24 – 28 °C (≈ 75 – 82 °F)
🧠 Care Level: Easy
💖 Temperament: Peaceful / Territorial toward similar blennies
🪸 Reef Safe: ✅ Excellent algae grazer
🏠 Min Tank Size: 120 L (≈ 30 US gallons)
📌 Tank Level: Bottom and mid-rock zones
🧬 Captive Bred: ❌ No
🌿 Wild Caught: ✅ Yes
⏳ Lifespan: 5 – 6 years
🍽️ Diet: Herbivore / Omnivore
🐣 Reproduction: Egg-layer; male guards nest
















