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
Three spot gourami its body in line together with the eye being considered as the third spot. It is also known as "hairfin gourami" (from its specific name "trichopterus") or "two-spot gourami" (in Malaysia). Variety names include "opal" or "opaline gourami" (or "Cosby gourami") for varieties with a marbled pattern, "blue gourami" for the blue morph, "gold" or "golden gourami" for the yellow morph, "platinum gourami" for the white morph, and "lavender (or "amethyst") gourami" for the result morph of crossing a blue and gold. Three spot gourami are native to standing or slow-moving freshwater habitats in southeastern Asia, ranging from Yunnan (China),