Pearl gourami for the fish in times of stress. The pearl gourami is a bubble nest builder that uses plants to help bind together the bubbles. The water level should be reduced to 20 cm (8 in) during spawning , and the temperature should be approximately 28 °C (82 °F) and with a pH of around 7. After spawning both adults cannot be kept together. The eggs hatch after two days and the fry become free swimming three days later (Ter Morshuizen 2007). When they commence with swimming freely the fry can be fed infusoria and brine shrimp, and a week later
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