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,
Pearl gourami finely ground flakes. Freeze-dried tablets may also be fed to older fry. The temperature needs to be high (about 84 °F) and with little or no water movement. Since they are air breathers, filtration is not necessary. The pearl gourami has a very unusual and beautiful mating dance. The male builds a nest of tiny, durable bubbles. The female takes a position under the nest and the male curves his body tightly around her, from underneath, as if holding her. Her body quivers while she expels a few eggs. Next he releases her and picks up the eggs in his