🐠 Black Phantom Tetra – Premium Schooling Fish

Megalamphodus megalopterus | Elegant smoky-black tetra for peaceful community aquariums

Add depth, contrast, and graceful movement to your aquarium with Black Phantom Tetras — a sophisticated schooling species admired for its smoky silver-black body tones, flowing fins, and calm social behavior.

Their subtle coloration and elegant movement make them especially attractive in planted aquariums, blackwater-inspired setups, and peaceful tropical communities.

✨ Why aquarists love Black Phantom Tetras

✔️ Elegant smoky coloration — subtle silver, charcoal, and black tones
✔️ Graceful schooling behavior — calm synchronized swimming patterns
✔️ Peaceful temperament — ideal for planted community aquariums
✔️ Distinctive phantom tetra appearance — signature dark shoulder marking
✔️ Excellent contrast fish — stands out beautifully in green aquascapes

🌍 About the species

Megalamphodus megalopterus originates from the calm freshwater systems of South America and is widely appreciated for its peaceful nature and understated beauty.

These fish are known for:

• Smoky translucent body coloration
• Dark shoulder patch
• Elegant fin extensions
• Calm mid-water schooling activity
• Excellent compatibility with peaceful fish

When maintained in groups, they create a refined and natural visual balance within the aquarium.

🏡 Ideal aquarium setup

Black Phantom Tetras thrive best in:

• Planted aquariums
• Blackwater-inspired setups
• Soft to moderately soft water
• Calm tropical community tanks
• Groups of 6 or more

Recommended setup:

• 60 liters or larger
• Dense plants with shaded areas
• Stable filtration and mature aquarium conditions

⚠️ Compatibility notes

Black Phantom Tetras are peaceful community fish.

Not ideal with:

• Aggressive cichlids
• Predatory fish
• Fin-nipping species
• Extremely rough or overcrowded environments

Best suited for:

✔️ Peaceful community aquariums
✔️ Nature-style aquascapes
✔️ Planted tropical setups
✔️ Mixed tetra communities

🚚 Professionally packed for live arrival

Every shipment is treated as a live biological transport, not a standard parcel.

Your fish are packed using:

• Oxygen-filled fish bags
• Temperature-insulated packaging
• Shock-absorbing thermocol protection
• Fastest safe transport routes available

This minimizes transit stress and improves live arrival success.

🛡️ Live Arrival Guaranteed*

Instant Refund for DoAs in accordance with our Refund Policy.

👉 You are not taking the risk alone.

🧭 Is this right for you?

✔️ You want a peaceful and elegant aquarium
✔️ You appreciate subtle dark-toned fish coloration
✔️ You are building a planted or blackwater-style setup
✔️ You enjoy calm schooling fish with natural movement

⚠️ Not ideal if:

• You keep aggressive or predatory fish
• Your aquarium is overcrowded or unstable
• You prefer highly active fast-swimming species
• Your setup lacks calm and stable conditions

🔬 Nero Labs Standard

These fish are maintained with:

• Controlled batch monitoring
• Observation-based selection
• Stress-aware handling
• Survival-focused transport preparation

We prioritize long-term stability and health over bulk-volume movement.

👉 Add subtle elegance to your aquarium

Experience the calm beauty and graceful schooling behavior of Black Phantom Tetras from Nero Labs.

Black Phantom Tetra (Megalamphodus megalopterus)

Description

The Black Phantom Tetra (Hyphessobrycon megalopterus), offered by Nero Labs, is a selectively maintained ornamental characin recognized for its translucent silver-grey body, prominent dark humeral blotch, and elongated finnage in mature males. Native to slow-moving blackwater tributaries of South America, this species exhibits calm schooling behaviour and strong visual contrast under stable, low-stress conditions.

Body coloration ranges from pale silver to smoky grey with blackened fins and a clearly defined shoulder marking. Mature males develop extended dorsal and anal fins with darker pigmentation, while females remain fuller-bodied with shorter finnage. Behaviour is generally peaceful, with subtle display interactions between males that rarely escalate under proper group structure. Colour clarity and fin extension improve with maturity, water stability, and subdued lighting.

Individuals supplied are lab-reared and system-acclimated within controlled, closed-system environments, reducing early-life stress and supporting reliable long-term adaptation to established aquaria. This lineage represents domesticated ornamental stock maintained for predictable appearance and aquarium suitability rather than wild ecological performance or conservation application.

System & Rearing Notes

Origin: In-house, Nero Labs
Rearing environment: Controlled, closed system
Line status: Selectively maintained ornamental characin lineage
Behaviour: Peaceful, schooling; mild male display behaviour
Feeding behaviour: Omnivorous; readily accepts prepared and supplemental feeds
Sexual dimorphism: Pronounced in mature individuals
Colour development: Stable; enhanced in low-light, low-stress environments

Minor variation in body translucency, fin length, and blotch intensity may occur between individuals and reflects normal biological diversity within maintained ornamental populations.

Availability & Use

Availability of Black Phantom Tetras is cycle-dependent and aligned with biological readiness and population stability rather than commercial inventory targets. This species is suitable for beginner to intermediate aquarists capable of maintaining stable water parameters and appropriate schooling groups.

Best suited for ornamental community aquaria, blackwater-style systems, planted tanks, and mixed-species environments with calm, compatible inhabitants.

Important Note

Black Phantom Tetras require adequate group size to maintain behavioural balance and prevent stress-related fin damage. Excessive lighting or unstable water conditions may reduce colour contrast and fin quality.

Ethical & Operational Context

Distribution of Black Phantom Tetras through Nero Labs prioritizes organism welfare, closed-system integrity, and responsible management of ornamental characins. Proceeds support ongoing refinement of tetra husbandry protocols, behavioural stability research, and applied ornamental aquaculture initiatives.