🔹 Scientific Name: Julidochromis transcriptus
🔹 Common Names: Masked Julie, Masked Julidochromis, Dwarf Julie
🔹 Type: Freshwater Cichlid (Rock-dwelling)
📏 Size
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Maximum Size: 2.5 to 3 inches (6 to 7.5 cm)
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One of the smallest species of the Julidochromis genus, making it suitable for smaller Tanganyikan setups.
🌍 Native Habitat
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Origin: Lake Tanganyika, East Africa
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Found in rocky shoreline areas, where they live and breed in crevices and caves
⏳ Lifespan
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Average Lifespan: 6 to 8 years, with proper care and water quality
🍽️ Diet
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Diet Type: Carnivorous (micro-predator)
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In the wild, they feed on small crustaceans, insect larvae, and biofilm
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In captivity, feed a variety of:
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High-quality cichlid pellets
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Brine shrimp, daphnia, bloodworms
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Occasional finely chopped krill or frozen foods
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Avoid excessive plant-based food
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🧬 Breeding
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Breeding Behavior: Cave spawners, and typically form monogamous pairs
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Breeding Season: No fixed season in captivity; they breed year-round under stable conditions
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Female lays eggs in tight crevices or caves; both parents guard the eggs and fry
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Fry stay near the breeding site for safety and may coexist with previous batches
🐟 Best Tank Mates
Masked Julies are territorial, especially during breeding, but their smaller size makes them less aggressive than many larger cichlids.
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Compatible tank mates:
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Other small, peaceful Tanganyikan cichlids like:
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Neolamprologus multifasciatus (shell dwellers)
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Altolamprologus compressiceps (dwarf forms)
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Cyprichromis leptosoma (upper-water swimmers)
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Lamprologus ocellatus (with care)
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Synodontis catfish (like Synodontis lucipinnis)
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Avoid:
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Large or aggressive cichlids
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Very small or slow fish that may be harassed
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Overcrowding or mixing with other Julidochromis species (due to hybrid risk and aggression)
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🏡 Aquarium Requirements
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Minimum Tank Size: 20 to 30 gallons for a pair; 40+ gallons for a community
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Water Parameters:
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Temperature: 75–80°F (24–27°C)
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pH: 7.8–9.0
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Hardness: 10–20 dGH
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Tank Setup:
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Rocky aquascape with plenty of caves and hiding spots
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Fine sand or smooth gravel substrate
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Stable, clean water with good filtration (avoid rapid water chemistry changes)
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