The Opaline Gourami (Trichopodus trichopterus) is a stunning, hardy labyrinth fish known for its marbled blue and black coloration. A selectively bred morph of the Three-Spot Gourami, Opalines are peaceful to semi-aggressive and thrive in a wide range of freshwater tanks. Their calm movement and eye-catching appearance make them a favorite among hobbyists.
• Size: Up to 5–6 inches
• Temperament: Semi-peaceful – males may be territorial
• Tank Size: Minimum 30 gallons
• Water Parameters: 72–82°F, pH 6.0–8.0
• Diet: Omnivore – eats flakes, pellets, live, and frozen foods
• Care Level: Easy – suitable for beginners and experienced aquarists
Opaline Gouramis are surface-breathing fish that do well in planted or community tanks with open swimming space. They are best housed with similarly tempered fish and make a durable, long-lived addition to the freshwater aquarium.