Description
Black Giant Gourami (Osphronemus goramy)
📌 Basic Info
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Scientific Name: Osphronemus goramy (Black variant)
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Family: Osphronemidae
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Origin: Southeast Asia
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Size: 12 – 18 inches (30 – 45 cm)
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Lifespan: 15 – 20 years
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Tank Zone: Mid to top-water
🌊 Water Parameters
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TDS: 150 – 300 ppm
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pH: 6.5 – 7.5
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Temperature: 24 – 30°C (75 – 86°F)
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Hardness: 5 – 15 dGH
🐟 Characteristics
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Dark gray to black body; slow-growing and long-lived.
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Peaceful but territorial toward same species; thrives in large aquariums.
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Strong mid-water swimmer; needs open swimming areas.
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Hardy and adaptable, but water quality must be stable.
🍽️ Food
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Omnivorous: flake food, pellets, live/frozen protein foods, plant matter like spinach or lettuce.
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Feed 2–3 times daily; adult fish require larger portions.
🛠️ Tank Setup & Maintenance
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Minimum 250 gallons for adult.
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Strong filtration to handle bio-load.
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Open swimming space; avoid sharp decorations.
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Water changes: 25–30% weekly.
👥 Social Behavior
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Territorial with other Black Giant Gouramis; best kept singly or with adequate space.
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Compatible with other large, peaceful species.
✅ Do’s
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Provide a very large tank with open areas.
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Maintain clean water and stable parameters.
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Offer both animal and plant-based foods.
❌ Don’ts
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Don’t keep in small aquariums.
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Avoid overly aggressive species.
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Don’t overcrowd; adult fish grow very large.
⭐ Quick Tips
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Black Giant Gourami is a majestic centerpiece fish.
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Hardy, peaceful, and long-lived.
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Best kept with other large, non-aggressive fish.
