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Forktail Blenny (Meiacanthus atrodorsalis)

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

Forktail Blenny
Photo: Bernard DUPONT from FRANCE · CC BY-SA 2.0
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Where to buy Forktail Blenny

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

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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    Search Amazon
  • Petco

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About Forktail Blenny

A slender, elongated blenny with a bicolored body: dark brown to black dorsal coloring contrasting with a lighter tan to cream-colored belly. The distinctive forked tail is the defining feature, and the mouth contains small venomous fangs used for deterrence rather than predation.

Key facts

Reef safety
Reef Safe with Caution
Temperament
Semi Aggressive
Appearance
A slender, elongated blenny with a bicolored body: dark brown to black dorsal coloring contrasting with a lighter tan to cream-colored belly. The distinctive forked tail is the defining feature, and the mouth contains small venomous fangs used for deterrence rather than predation.
Min tank size
20 gallons
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Care Requirements
• 20 gallon minimum tank size • Stable water: pH 8.1-8.3, salinity 1.020-1.025, temp 72-78°F • Plenty of rock crevices and hiding spots • Peaceful tank mates; may nip at smaller fish or shrimp • Well-established tank with good water quality
Feeding Schedule
2-3 times daily
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.026
Family
Blenniidae
Care Level
Moderate
Origin
Indo-Pacific region from the Red Sea and East Africa to Hawaii and the Great Barrier Reef.
Common Health Issues
Marine ich, Fin Rot, Swim Bladder Disorder, Hole-in-the-Head Disease, Columnaris Disease

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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