Where to buy Deceiver Fangblenny
ReefDock searches the following reef retailers for this fish. Click through to see the live price.
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About Deceiver Fangblenny
Petroscirtes fallax is a small, elongated blenny with a somewhat compressed body and pointed snout. Coloration varies from tan to brown with dark mottling and bands; it has prominent canine teeth adapted for its predatory feeding behavior, earning it the "fangblenny" designation.
Key facts
- Water Parameters
- Temperature: 72-78°F pH: 8.1-8.4 Salinity: 1.02-1.026
- Diet
- carnivore
- Feeding Schedule
- 1-2 times daily
- Max Size
- 5
- Care Requirements
- • Minimum 30-gallon tank with plenty of hiding spaces and crevices • Stable saltwater parameters: pH 8.1-8.4, SG 1.020-1.025, temp 72-78°F • Carnivorous diet: small live or frozen foods (copepods, amphipods, small crustaceans) • Nocturnal and secretive; prefers dim lighting and rubble/cave structures • Known parasitic blenny—will bite and injure other fish and invertebrates
- Reef safety
- Not Reef Safe
- Origin
- Indo-Pacific from the Red Sea to the Great Barrier Reef and beyond, primarily in tropical reef environments.
- Diet Details
- Feed small live or frozen foods including mysis shrimp, amphipods, and small crustaceans. May accept high-quality frozen carnivore preparations. Offer food 1–2 times daily in portions appropriate to tank size.
- Common Health Issues
- Marine ich, Fin Rot, Swim Bladder Disorder, Hole-in-the-Head Disease, Columnaris Disease
- Appearance
- Petroscirtes fallax is a small, elongated blenny with a somewhat compressed body and pointed snout. Coloration varies from tan to brown with dark mottling and bands; it has prominent canine teeth adapted for its predatory feeding behavior, earning it the "fangblenny" designation.
- Temperament
- Aggressive
- Difficulty Level
- Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
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.