Gourami opercularis", and other members of that genus are the target of a cannery industry in China, the products of which are available in oriental supermarkets around the world. Gouramis are particularly found in Sundanese cuisine. In Philippines, gouramis are readily fished at streams, brooks and rivers on provinces. Numerous gourami species are popular aquarium fish widely kept throughout the world. As labyrinth fish, they will often swim near the top of the tank. As with other tropical freshwater fish, an aquarium heater is often used. Gouramis will eat either prepared or live foods. Some species can grow quite large, and
Pygmy gourami Pygmy gourami The pygmy gourami ("Trichopsis pumila"), also known as the sparkling gourami, is a freshwater species of gourami native to Southeast Asia. Pygmy gouramis can reach a length of SL. In color, they sparkle with red, green, and blue hues, and can produce an audible croaking noise using a specialised pectoral mechanism. In the right light, its eyes appear bright blue, and its arrowhead-shaped body and caudal fins reflect a rainbow of colors as it swims. Sexing is difficult, but males have red spots above the "body line" or the stripe through their body, and females spots are duller.