Description
Royal Blue Ohm Betta (From Thailand)
(Betta splendens – OHM Line: One Heart Magic)
📌 Basic Info
Scientific Name: Betta splendens (OHM – One Heart Magic Line)
Common Name: Royal Blue Ohm Betta
Size: ~2.5 – 3 inches (6 – 7.5 cm)
Lifespan: 3 – 5 years (with good care)
Tank Zone: Mostly surface to mid-level
🌊 Water Parameters
TDS: 100 – 200 ppm
pH: 6.0 – 7.2
Temperature: 25°C – 28°C (77°F – 82°F)
Water Type: Freshwater (soft, stable conditions)
Hardness: GH 3–6, KH 2–4
✨ Characteristics
Originated from Thailand, developed under the OHM (One Heart Magic) line.
Displays a striking, deep royal blue coloration covering body and fins.
Large, wide tail spread – hallmark of the OHM line.
Labyrinth fish – can breathe surface air.
Active, bold, and flares beautifully when displaying.
Hardy but requires stable, clean water for fin health.
🍽 Food
Type: Carnivorous (micro-predator)
Diet: High-quality betta pellets, frozen bloodworms, brine shrimp, daphnia, mosquito larvae.
Feeding Frequency: 1–2 times daily in small amounts (avoid overfeeding).
🛠 Maintenance
Weekly water changes: 20–30% (to prevent fin rot and color fading).
Gentle filtration with minimal current.
Provide plants, caves, or leaf hammocks for resting.
Heater required to maintain consistent tropical temperature.
🤝 Social Behavior
Minimum Group Size: Single (especially males – territorial and aggressive).
Tank Mates: Peaceful, non-fin-nipping species such as corydoras, kuhli loaches, small rasboras, nerite snails, and shrimp (with caution).
Avoid: Other male bettas, aggressive fish, or fin-nipping species like tiger barbs or guppies.
✅ Do’s
Keep in at least a 10–15L tank (larger is better).
Maintain stable warm water conditions.
Add live or silk plants for natural environment.
Provide a protein-rich, varied diet.
❌ Don’ts
Don’t keep two males together.
Don’t house with aggressive or fin-nipping tankmates.
Don’t neglect water changes – dirty water damages fins.
Don’t overfeed (causes bloating and water pollution).
⚡ Quick Tips
A premium Thai betta variety, highly prized in the OHM (One Heart Magic) line.
Best kept solo as a show fish.
Stunning centerpiece for planted nano aquariums.
Popular choice for collectors and competitive shows






