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
Kissing gourami muscles. However, it is not completely confirmed that it is an aggressive behavior and is rather understood as a ritualized form of aggression. "Helostoma temminkii" can become the host tosome parasitic algal species. These algae are able to survive under kissing gourami skin and look like color spots. Some hypothesis affirm that these algae communities receive some nutrients required for photosynthesis from the "H. temminkii." The individuals which have these parasites in their bodies are commonly less healthy than those which have not any algae parasites. "H. temminkii" are able to communicate between each other due to their complex inner