Red Sea Mimic Blenny (Ecsenius gravieri)

Fish in the family Blenniidae. Moderate care. Reef Safe.

Red Sea Mimic Blenny

Quick facts

Scientific nameEcsenius gravieri
FamilyBlenniidae
Care levelModerate
Reef safetyReef Safe
TemperamentSemi Aggressive
Dietomnivore
Adult size5.5 in
Minimum tank size20 gallons
Water parametersTemperature: 72-79°F pH: 8.1-8.3 Salinity: 1.02-1.026
Feeding schedule2-3 times daily

Appearance

A small blenny with a slender, elongated body. Coloration varies from tan to reddish-brown with darker markings and bands along the body. The head bears small cirri (whisker-like filaments) above the eyes and nostrils, and the dorsal fin is continuous, characteristic of the Blenniidae family.

Diet and feeding

In the aquarium, offer a varied diet of small foods including high-quality flake food, frozen mysis shrimp, copepods, and small amounts of macroalgae. Feed small portions 2–3 times daily, as blennies have high metabolic rates.

Difficulty and care for the Red Sea Mimic Blenny

Moderate difficulty. Requires a well-established reef aquarium with stable water conditions, plenty of hiding places, and varied live or frozen foods. More sensitive to poor water quality than hardier blennies.

Common health issues

Ich (white spot disease), parasitic infections, starvation if inadequate small-food availability, bloating if fed overly large food items

Origin and habitat

Red Sea and adjacent waters of the Indian Ocean. Endemic or near-endemic to Red Sea coral reef habitats.

Log Red Sea Mimic Blenny in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Red Sea Mimic Blenny alongside everything else in your reef.