Spotfin Betta (Macrostoma Male (505) - SUPER RED DOUBLE DOT RED ANAL DOT)

Betta macrostoma – Premium Wild Betta Specimen

The Macrostoma Male (505) represents one of the most sought-after wild betta species in the hobby: Betta macrostoma. Native to Brunei and parts of Borneo, this species is prized for its bold red coloration, elongated body, and distinctive dot patterning. The “Super Red Double Dot” trait refers to the clear paired shoulder spots, while the red anal dot adds further desirability and genetic value.

This is a premium collector-grade male suitable for advanced aquarists experienced with wild-type bettas.

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🔴 Signature Traits

• Species: Betta macrostoma

• Code: (505)

• Gender: Male

• Strain: Super Red

• Markings: Double shoulder dots + red anal dot

• Body: Elongated, torpedo-shaped wild form

• Mouthbrooder species (paternal incubator)

• Strong territorial but less aggressive than Betta splendens types

The double dot configuration is highly prized among breeders and collectors due to its visual balance and rarity.

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📏 Size & Lifespan

• Adult Size: 8–10 cm

• Lifespan: 4–6 years with proper care

• Slower maturation compared to ornamental bettas

• Develops full coloration under stable, optimal conditions

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💧 Ideal Water Conditions

Betta macrostoma requires soft, acidic water conditions to thrive:

• Temperature: 24–27°C

• pH: 4.5–6.5 (slightly acidic preferred)

• Hardness: 0–5 dGH (very soft water recommended)

• TDS: Low (reverse osmosis water often used)

• Filtration: Gentle sponge filter

• Water Flow: Minimal

• Weekly 20–30% water change

• Use leaf litter or botanicals to simulate blackwater environment

Stable parameters are critical. Sudden shifts can cause stress or appetite loss.

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🌿 Recommended Aquarium Setup

• Minimum Tank Size: 40 liters (single male)

• Larger tank recommended for pair setups

• Blackwater-style aquascape preferred

• Indian almond leaves, driftwood, and botanicals

• Dim lighting to enhance red coloration

• Fine sand or natural substrate

• Dense planting for security

• Tight-fitting lid required (excellent jumper)

This species thrives in calm, shaded environments that mimic its native peat swamp habitat.

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🐟 Tank Mates Compatibility

• Best kept alone or as a bonded pair

• Suitable with small, peaceful blackwater species

• Avoid aggressive, fast, or fin-nipping fish

• Not suitable for community tanks with high activity

Breeding pairs require dedicated setups due to paternal mouthbrooding behavior.

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🍽 Feeding Habit

• Carnivorous predator

• Prefers live or frozen foods:

  • Live blackworms

  • Mosquito larvae

  • Bloodworms

  • Brine shrimp

• May take high-quality pellets if trained

• Feed once or twice daily in small portions

• Avoid overfeeding

• Remove uneaten food promptly

A varied, protein-rich diet enhances coloration and breeding condition.

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🧬 Breeding Note

• Paternal mouthbrooder

• Male incubates eggs for ~14–21 days

• Requires quiet, stress-free environment during brooding

• Fry are relatively large and can accept baby brine shrimp

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🌟 Why Choose Macrostoma Male (505)?

• Rare Super Red strain

• Desirable double shoulder dot pattern

• Clean red anal dot trait

• Wild-type elegance and elongated body

• Excellent breeding potential

• Premium collector-grade specimen

Macrostoma Male (505) is not just a fish—it’s a statement piece for serious wild betta enthusiasts who appreciate rarity, genetics, and natural beauty.