Halfmoon Betta (HM Butterfly #BF02)

HM Butterfly #BF02 is a beautiful Halfmoon Betta (Betta splendens) featuring the iconic butterfly fin pattern with crisp color separation and a dramatic 180° caudal spread, making it an eye-catching centerpiece for any aquarium.

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HM Butterfly #BF02 – Elegant Long-Fin Display Betta

The HM Butterfly #BF02 is a premium ornamental betta prized for its striking butterfly pattern and wide Halfmoon tail. The butterfly pattern typically consists of a solid base color with a contrasting outer band on the fins, creating a layered “wing” effect that becomes most impressive when the fish flares.

With graceful movement and flowing fins, this betta is perfect for aquarists looking to add a vibrant focal point to a planted or display aquarium.

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🔹 Key Features & Genetics

• Species: Betta splendens

• Type: Halfmoon (HM)

• Variety: Butterfly Pattern

• Code: #BF02

• Temperament: Territorial but manageable

Halfmoon bettas are known for their large caudal fins that spread up to 180°, forming a symmetrical semicircle during display.

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🎨 Color & Pattern Highlights

• Distinct butterfly fin pattern

• Two-tone color separation across fins

• Contrasting outer edge band creating “butterfly wing” effect

• Symmetrical Halfmoon tail spread

• Balanced dorsal and anal fin structure

• Vibrant coloration that intensifies with proper diet and lighting

• Each specimen has slightly unique pattern distribution

Clean butterfly banding is highly valued among betta collectors.

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📏 Size & Lifespan

• Adult Size: 6–7 cm

• Lifespan: 3–5 years with proper care

• Finnage fully develops at around 4–6 months

• Proper care helps maintain long fin condition

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💧 Ideal Water Conditions

To keep this betta healthy and vibrant:

• Temperature: 25–28°C

• pH: 6.5–7.5

• Hardness: 3–10 dGH

• Ammonia/Nitrite: 0 ppm

• Nitrate: Below 20 ppm

• Filtration: Gentle sponge filter or low-flow filter

• Water Change: 20–30% weekly

Long-fin bettas prefer low current water to avoid fin stress or damage.

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🌿 Recommended Aquarium Setup

• Minimum Tank Size: 10–15 liters (single betta)

• Ideal Tank Size: 20 liters or larger

• Dark substrate to enhance color contrast

• Moderate lighting

• Live plants such as:

  • Anubias

  • Java fern

  • Bucephalandra

  • Java moss

• Floating plants for shaded resting areas

• Smooth decorations to prevent fin tears

• Tight-fitting lid required (bettas can jump)

A calm, planted environment helps this fish display its full beauty.

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🐟 Tank Mates Compatibility

Best kept as a single centerpiece fish, but possible tank mates include:

• Corydoras catfish

• Small rasboras

• Nerite snails

• Amano shrimp (in larger tanks)

Avoid:

• Other male bettas

• Fin-nipping fish

• Aggressive species

• Fast, hyperactive fish

Long-fin bettas are vulnerable to fin damage in busy community tanks.

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🍽 Feeding Habit

• Carnivorous diet

• High-quality betta pellets as staple food

Supplement with:

• Frozen bloodworms

• Brine shrimp

• Daphnia

• Mosquito larvae

Feeding guidelines:

• Feed 1–2 small meals daily

• Avoid overfeeding

• Remove uneaten food

• Provide occasional fasting day

A varied protein diet enhances color and fin growth.

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🧑‍🔧 Care & Maintenance

• Maintain stable temperature and clean water

• Monitor fins for signs of tearing or rot

• Provide occasional flaring exercise using mirror or reflection

• Perform routine water testing

• Maintain consistent lighting (8–10 hours daily)

• Quarantine new fish before adding to the tank

Good husbandry keeps the fins full and vibrant.

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🌟 Why Choose HM Butterfly #BF02?

• Beautiful butterfly fin pattern

• Dramatic 180° Halfmoon tail display

• Elegant long-fin swimming style

• Ideal centerpiece aquarium fish

• Great choice for both beginners and experienced hobbyists

HM Butterfly #BF02 combines flowing finnage, vibrant colors, and classic butterfly patterning, making it a standout ornamental betta for any well-maintained aquarium.