The Pearl Gourami, scientifically known as Trichopodus leerii, is a stunning freshwater fish known for its elegant appearance and peaceful nature. Native to Southeast Asia, particularly in the slow-moving, heavily vegetated waters of Thailand, Malaysia, and Indonesia, this species is popular among aquarists due to its unique, pearl-like spots scattered across its body and its iridescent sheen. The Pearl Gourami is one of the hardier gourami species, making it a great choice for both beginner and experienced aquarists. They typically grow to about 4-5 inches (10-12 cm) in length and can live for up to 4-6 years in captivity with proper care.
Habitat and Tank Requirements:
In their natural habitat, Pearl Gouramis are found in slow-moving waters that are densely vegetated and rich in organic material. To replicate these conditions in a home aquarium, it’s important to provide a well-planted tank with soft, slightly acidic water.
Tank Size and Water Parameters:
| PARAMETER | RECOMMENDED |
|---|---|
| Tank Size | Minimum 100 litres |
| Temperature | 77-82°F (25-28°C) |
| pH | 6.0-7.5 |
| Hardness | Soft to moderately hard water, 5-15 dGH |
This table outlines the ideal water parameters for keeping Pearl Gouramis healthy and thriving. These fish prefer warm, stable water conditions, and a tank with ample space to accommodate their size and swimming patterns.
Pearl Gouramis thrive in tanks with plenty of plants, such as java fern, Vallisneria, or Anubias, as these provide cover and reduce stress. They also appreciate floating plants that provide shaded areas, which mimic their natural habitat. Since they are labyrinth fish, Pearl Gouramis can breathe atmospheric air, so it is important to leave some space at the top of the tank for them to access the surface. A gentle filter is ideal, as these fish prefer calm waters without strong currents.

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