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Blackflap Blenny (Cirripectes auritus)

Find Blackflap Blenny across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Blackflap Blenny
Photo: Víctor Cebollada · CC BY-SA 3.0
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Where to buy Blackflap Blenny

ReefDock searches the following reef retailers for this fish. Click through to see the live price.

  • Saltwaterfish

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  • Amazon

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  • Petco

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About Blackflap Blenny

The Blackflap Blenny is a small, stout-bodied fish with a brown to tan body coloration and distinctive dark or black elongated filaments above the eyes (cirri). The most identifying feature is the dark flap-like pectoral fin edges that give the species its common name.

Key facts

Min tank size
30 gallons
Aka
Blackflap Blenny
Appearance
The Blackflap Blenny is a small, stout-bodied fish with a brown to tan body coloration and distinctive dark or black elongated filaments above the eyes (cirri). The most identifying feature is the dark flap-like pectoral fin edges that give the species its common name.
Temperament
Semi Aggressive
Reef safety
Reef Safe with Caution
Care Level
Moderate
Family
Blenniidae
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Feeding Schedule
2-3 times daily
Difficulty Level
Moderate care. Requires a well-established reef aquarium with adequate rockwork and hiding spaces. Can be territorial and occasionally nip at ornamental invertebrates, so observe behavior carefully in community settings.
Care Requirements
• Minimum 30 gallon tank • Maintain temperature 72–78°F • Keep salinity 1.023–1.025 • Provide abundant rockwork, caves, and crevices for shelter and grazing • Semi-aggressive; may harass smaller crustaceans or delicate ornamentals—monitor carefully • Prefers mature, stable aquaria with good water circulation and low nitrate levels
Max Size
5

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log fish, keep tank parameters organized, and maintain a complete livestock history. Log this fish on Reef Trak.

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