Description
🐠 Black Tiger Oscar
📌 Basic Info
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Scientific Name: Astronotus ocellatus (Black Tiger variant)
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Family: Cichlidae
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Origin: South America (Amazon Basin)
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Size: 10 – 14 inches (25 – 35 cm)
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Lifespan: 10 – 12 years
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Tank Zone: Mid to Bottom
🌊 Water Parameters
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TDS: 100 – 200 ppm
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pH: 6.5 – 7.5 (slightly acidic to neutral)
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Temperature: 24 – 28°C (75 – 82°F)
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Hardness: 5 – 15 dGH
🐟 Characteristics
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Dark black body with orange/red tiger-like stripes and patterns.
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Very active, bold, and intelligent – recognizes owners.
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Can grow large and become territorial.
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Semi-aggressive, but not as hostile as some other big cichlids.
🍽️ Food
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Type: Omnivorous (carnivore-leaning)
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Diet: High-quality cichlid pellets, bloodworms, earthworms, crickets, shrimp, and occasional vegetables (peas, spinach, zucchini).
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Feeding: 1–2 times daily; avoid overfeeding (messy eaters).
🛠️ Maintenance
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Tank Size: Minimum 75 gallons for one, 100+ gallons for a pair.
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Weekly Water Change: 30–40%.
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Strong filtration system (they produce a lot of waste).
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Avoid fragile plants – they dig and uproot.
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Provide hiding areas with rocks and driftwood.
👥 Social Behavior
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Minimum Group Size: Can be kept alone or in a bonded pair.
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Tank Mates: Large cichlids (Severum, Green Terror, Jack Dempsey), large Plecos, Silver Dollars, Bichirs.
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Avoid: Small fish (they will be eaten) and overly aggressive fish (like Flowerhorns).
✅ Do’s
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Keep in a large tank with strong filtration.
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Provide a varied diet for better colors.
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Keep tank décor sturdy (rocks, driftwood).
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Maintain stable and clean water conditions.
❌ Don’ts
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Don’t keep with small or weak fish.
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Don’t overcrowd the tank.
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Don’t skip water changes – Oscars are sensitive to dirty water.
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Don’t use delicate plants (they will destroy them).
⭐ Quick Tips
The Black Tiger Oscar is a stunning and powerful cichlid, known for its dark black base color with bright tiger stripes.
It is a centerpiece fish that needs space, care, and strong filtration – best suited for experienced aquarists with big tanks.