Pearl Jardini Arowana

Pearl Jardini ArowanaThe Pearl Jardini Arowana (Scleropages jardinii), also known as the Northern Jardini Arowana, is a striking Australian native freshwater predator recognised for its bold pearlescent spotting and powerful presence. Each large metallic scale features a distinct pearl like highlight, giving this species its premium appearance. More assertive than Silver Arowanas, Pearl Jardinis are best suited to experienced aquarists with very large, well maintained

The Pearl Jardini Arowana (Scleropages jardinii), also known as the Northern Jardini Arowana, is a striking Australian-native freshwater predator recognised for its bold pearlescent spotting and powerful presence. Each large metallic scale features a distinct pearl-like highlight, giving this species its premium appearance.

More assertive than Silver Arowanas, Pearl Jardinis are best suited to experienced aquarists with very large, well-maintained aquariums. When provided with space and stable conditions, they become a commanding centrepiece fish with impressive surface-swimming behaviour.

Physical Characteristics

• Adult Size: Up to 90 cm (35+ inches)

• Coloration: Bronze to olive base with strong pearlescent spotting

• Body Shape: Long, muscular, torpedo-shaped

• Distinct Features: Large metallic scales, powerful jaw, surface-feeding mouth

• Sexual Dimorphism: Not visually distinguishable

Behaviour & Temperament

• Temperament: Semi-aggressive to aggressive

• Tank Level: Surface

• Behaviour: Highly territorial, especially as it matures

Suitable Tank Mates

• Very large, robust fish only

• Large catfish species

• Large, non-aggressive cichlids

• Only in extremely large systems with careful planning

Avoid:

• Small fish (will be eaten)

• Other Arowanas unless in massive systems

• Fin-nipping or aggressive species

Breeding Information

• Spawning Type: Mouthbrooder

• Parental Care: Male incubates eggs and fry in the mouth

• Breeding Notes: Rare in captivity due to size and aggression

Special Considerations

• More aggressive than Silver Arowanas

• Extremely powerful jumper — secure lid is essential

• Requires pristine water quality and strong filtration

• Long lifespan and adult size require long-term commitment

• Recommended for experienced aquarists only

Aquarium Requirements

• Minimum Tank Size: 1,000+ litres (larger strongly recommended)

• Water Temperature: 24–30°C

• pH Range: 6.0–7.5

• Water Hardness: 2–15 dGH

• Substrate: Bare bottom or smooth gravel

• Decor: Open swimming space with minimal obstructions

• Filtration: Very strong, high-capacity filtration

• Lighting: Moderate

Diet & Feeding

• Diet Type: Carnivore

• Recommended Foods:

  • High-quality floating Arowana pellets

  • Frozen prawns, fish fillets, insects

  • Occasional live foods where legal

• Feeding Frequency: Once daily (juveniles may need more frequent feeding)

*Product Photo is for reference only. Exact fish may vary in size and colour