Flametail Blenny - Enchelyurus flavipes
The Flametail Blenny (Enchelyurus flavipes) is a compact reef fish known for its dark brown to blackish body and contrasting yellow tail and fin coloration. Also known as the Yellowfin Blenny, this small western Pacific species is best suited for established marine aquariums with secure rockwork, caves, crevices, peaceful tankmates, and stable water quality.
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Flametail Blenny – Enchelyurus flavipes Care Guide
The Flametail Blenny (Enchelyurus flavipes) is a small and distinctive reef fish recognized for its dark brown to nearly black body contrasted by bright yellow coloration on the tail and portions of the dorsal and anal fins. Also known as the Yellowfin Blenny, this compact species adds subtle coloration and classic blenny personality without requiring a large marine aquarium.
Enchelyurus flavipes naturally occurs in the western Pacific and is associated with shallow coral reef environments. Its elongated body and preference for reef structure make rockwork, caves, and crevices important components of its aquarium habitat.
Flametail Blenny Appearance
The Flametail Blenny has an elongated body with dark brown, charcoal, or nearly black coloration.
The anal fin, caudal fin, and posterior portion of the dorsal fin display contrasting yellow coloration, creating the bright tail-and-fin appearance that inspires the Flametail and Yellowfin common names.
This sharp contrast between the dark body and yellow fins gives the species a distinctive appearance despite its relatively small adult size.
Exact color intensity may vary naturally between individual specimens, maturity, diet, and aquarium lighting.
Behavior and Temperament
The Flametail Blenny is generally considered peaceful to moderately territorial.
Like many combtooth blennies, it remains closely associated with reef structure and may spend considerable time around caves, crevices, ledges, and sheltered areas.
Individuals may defend a preferred shelter from similar-looking blennies, especially in smaller aquariums.
When housed with unrelated peaceful community fish, the Flametail Blenny is generally an unobtrusive aquarium resident.
Natural Habitat and Distribution
Enchelyurus flavipes occurs in the western Pacific, with records from the South China Sea and surrounding regional waters.
Adults are associated with shallow coral reef environments, where reef structure provides shelter and feeding opportunities.
Its natural habitat makes an aquarium with mature rockwork and numerous crevices preferable to a sparse or newly established system.
Flametail Blenny Aquarium Setup
A mature aquarium of approximately 20 gallons or larger is suitable for a single Flametail Blenny.
Provide stable live rock or reef structure with caves, narrow crevices, overhangs, and sheltered resting areas.
Some open swimming space should remain available, but secure shelter is especially important for helping the fish settle into the aquarium.
A tight-fitting lid is recommended because small blennies may jump when startled.
Flametail Blenny Diet and Feeding
The Flametail Blenny should be offered a varied omnivorous marine diet that includes appropriately sized prepared foods.
Recommended foods include:
- High-quality marine flakes
- Small marine pellets
- Spirulina-based foods
- Frozen marine blends
- Finely chopped mysis shrimp
- Enriched brine shrimp
- Finely chopped marine seafood
- Algae-based foods
Offer one to several small meals daily depending on aquarium stocking and the individual fish's body condition.
A varied diet containing both plant-based and meaty marine foods is preferable to relying on a single food source.
Is the Flametail Blenny Reef Safe?
The Flametail Blenny is generally considered reef compatible and can be maintained in aquariums containing corals and compatible reef invertebrates.
Its small adult size and preference for living around reef structure make it well suited for established mixed reef aquariums.
As with any individual fish, behavior should be observed after introduction, particularly in smaller systems with limited territories.
Suitable Tankmates for the Flametail Blenny
Suitable tankmates may include:
- Clownfish
- Gobies
- Cardinalfish
- Small wrasses
- Chromis
- Peaceful anthias
- Other small community reef fish
Use caution when combining the Flametail Blenny with other blennies of similar size, shape, or habitat preference, especially in compact aquariums.
Flametail Blenny Care Facts
- Care Level: Easy to Moderate
- Temperament: Peaceful to Moderately Territorial
- Diet: Omnivore
- Reef Compatible: Generally Yes
- Minimum Tank Size: Approximately 20 gallons
- Maximum Size: Approximately 3 inches
- Natural Range: Western Pacific
- Natural Habitat: Shallow Coral Reefs
- Family: Blenniidae
- Scientific Name: Enchelyurus flavipes
- Common Names: Flametail Blenny, Yellowfin Blenny
Recommended Water Parameters
- Temperature: 72–80°F
- Specific Gravity: 1.020–1.025
- pH: 8.1–8.4
- Alkalinity: 8–12 dKH
Why Choose a Flametail Blenny?
The Flametail Blenny combines a compact adult size, bold dark-and-yellow coloration, interesting reef-dwelling behavior, and compatibility with many peaceful marine communities.
Its bright yellow tail and fins create a striking contrast against the dark body, while its small size makes it an appealing option for aquarists who do not have room for larger blenny species.
For a mature marine aquarium with secure rockwork, stable water conditions, and compatible tankmates, Enchelyurus flavipes can make an unusual and attractive addition.
Frequently Asked Questions About the Flametail Blenny
What is the scientific name of the Flametail Blenny?
The accepted scientific name is Enchelyurus flavipes.
Is the Flametail Blenny also called the Yellowfin Blenny?
Yes. Yellowfin Blenny is a recognized common name for Enchelyurus flavipes.
What does a Flametail Blenny look like?
The species has a dark brown to nearly black body with bright yellow coloration on the tail, anal fin, and rear portion of the dorsal fin.
How large does a Flametail Blenny get?
Enchelyurus flavipes reaches approximately 3 inches in total length.
Where is the Flametail Blenny found naturally?
The species occurs in the western Pacific and is associated with shallow coral reef habitats.
What size aquarium does a Flametail Blenny need?
A mature aquarium of approximately 20 gallons or larger is suitable for a single specimen when adequate rockwork and shelter are provided.
Is the Flametail Blenny reef safe?
It is generally considered reef compatible and can be kept with many corals and compatible reef invertebrates.
What should I feed a Flametail Blenny?
Offer a varied diet of marine flakes, small pellets, spirulina-based foods, frozen marine blends, finely chopped mysis shrimp, enriched brine shrimp, and other appropriately sized foods.
Does the Flametail Blenny need hiding places?
Yes. Caves, crevices, and sheltered spaces within stable rockwork help the fish establish a territory and feel secure.
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