Pearl gourami pair of pearl gouramis, although anything above that volume is greatly recommended, since these fish show signs of stress, abnormal aggression, and illness when feeling confined. Preferred tank temperatures are 22–28°C (72–82F). Tanks with surfaces exposed to fresh air are recommended so that the pearl gourami's labyrinth organ can function correctly. As with any tropical aquarium, adequate filtration, lighting, substrate and decorations, plants, and proper care are required. The pearl gourami is a territorial fish and should only be suited in a community tank with fish of similar size to it. However, this fish may be somewhat timid or shy,
Three spot gourami to breed, the male builds a bubble nest and then begins to entice the female by swimming back and forth, flaring his fins and raising his tail. The female may lay up to 800 eggs. After spawning, the females often are removed to a separate aquarium as the male may become aggressive toward her. The male protects the eggs and fry, but normally is removed after they become free-swimming. After hatching, frequent water changes, especially during the third week, are used to ensure the health of the fry, as this is when the labyrinth organ is developing. Three spot gourami