Description
The Jade Perch (Scortum barcoo), also known as the Barcoo Grunter, is a robust, fast-growing native Australian freshwater fish originating from the Barcoo River system in Queensland. Highly valued for its calm temperament, the Jade Perch has gained popularity in both aquaponics and aquarium systems. Its adaptability to a range of water conditions and peaceful nature makes it an excellent choice for hobbyists, aquaponic growers, and native fish enthusiasts alike.
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Features of Jade Perch (Barcoo Grunter)
• Native to inland river systems of central Queensland
• Grows rapidly and can reach up to 45 cm in length
• Peaceful, schooling species suitable for community tanks or ponds
• Hardy and adaptable to a variety of freshwater environments
• Dark green to olive body with faint striping and rounded fins
The Best Aquarium Size for Jade Perch (Barcoo Grunter)
Due to their potential size and active nature, Jade Perch require large tanks for long-term care. A minimum of 300 litres is recommended for juveniles, with tanks 500 litres or more suitable for adults or multiple fish. For aquaponics or pond setups, ensure adequate water volume and oxygenation to support healthy growth and movement.
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Tank Mate Compatibility for Jade Perch (Barcoo Grunter)
Jade Perch are peaceful and generally do well with other non-aggressive native or similar-sized fish. Compatible tank mates include:
• Silver Perch
• Murray Cod (juvenile, with caution)
• Freshwater Catfish
• Sleepy Cod
• Rainbowfish (larger varieties)
Diet for Jade Perch (Barcoo Grunter)
Jade Perch are omnivores and thrive on a balanced, varied diet. Offer high-quality floating pellets designed for native or omnivorous fish, supplemented with live or frozen foods such as bloodworms, blackworms, brine shrimp, and occasional plant matter. Feed 1–2 times daily, adjusting portion sizes to avoid overfeeding and water quality issues.
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Aquarium Setup for Jade Perch (Barcoo Grunter)
Aquarium Filtration
Use a powerful canister or sump filter to handle the high bioload of these fast-growing fish. Efficient biological and mechanical filtration is essential to maintain stable water conditions.
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Aquarium Plants
While not essential, hardy plants like Vallisneria, Java Fern, or Hornwort can be used, though larger fish may disturb them. Floating plants can help with shade and reduce light stress.
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Aquarium Lighting
Standard LED lighting is sufficient. Moderate lighting helps encourage natural behaviours and plant growth without stressing the fish.
Aquarium Heating
Maintain a consistent temperature between 20–28°C. While Jade Perch are tolerant of seasonal variation, consistent warmth promotes better digestion and immunity.
Aquarium Substrate
Use fine gravel or sand to mimic riverbed conditions. These substrates also support beneficial bacteria and provide a natural foraging environment.
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Aquarium Decorations
Incorporate driftwood, large rocks, and sturdy hides to offer structure and reduce stress. Ensure decorations are secure and leave open areas for free swimming.
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