Scientific Name: Meiacanthus ovalaunensis
Common Names: Canary Blenny, Yellow Fiji Blenny
Size: Up to 4 inches (10 cm)
Lifespan: 4–6 years
Temperament: Peaceful but may nip at overly aggressive tankmates
Diet: Omnivore – enjoys small meaty foods, marine flakes, and algae-based pellets
Reef Compatibility: Yes – safe with corals and invertebrates
Tank Size: Minimum 30 gallons
Water Parameters:
- Temperature: 72–78°F (22–26°C)
- pH: 8.1–8.4
- Salinity: 1.020–1.025
- Water Hardness: 8–12 dKH
Appearance
The Canary Blenny boasts a solid, vivid yellow body with a sleek, elongated shape. Its graceful swimming motion and bright coloration make it an eye-catching addition to any reef or fish-only tank.
Care Requirements
Tank Setup: Prefers plenty of live rock with small caves or crevices to retreat into when feeling threatened.
Behavior: Peaceful but may use its venomous fangs in self-defense if harassed.
Compatibility: Best kept with other peaceful fish. Avoid housing with aggressive species that may harass it.
Why Choose the Canary Blenny?
✔ Hardy and adaptable – great for beginners
✔ Bright yellow coloration enhances any saltwater aquarium
✔ Completely reef-safe – won’t harm corals or invertebrates
✔ Unique defense mechanism discourages predators
Caution: While the Canary Blenny’s venomous bite is not dangerous to humans, handling should be done with care.
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