Pearl gourami brighter and is used to court the female. Males also exhibit somewhat of an orange tinge in their fins, with the exception of the caudal (tail) fin. The male also has longer fins, with a more pointed dorsal fin and extended anal fin rays. The pearl gourami is native to Thailand, Malaysia and Indonesia (where it is found on the islands of Sumatra, and Borneo). It occurs in lowland swamps with acidic water. This fish prefers the top and middle levels of the water. A tank with a volume of 120 litres (30 gallons) or over is adequate for a
Moonlight gourami in reproduction and care of fry. The male moonlight gourami begins the spawning process by carefully preparing a bubble nest; this bubble nest tends not to incorporate much plant matter and the bubbles may float around freely. It will then begin to court the female under it by performing a "courtship dance" behavior. Spawning culminates when the male finally wraps itself around the female. While in this embrace, the male turns the female on to her back triggering the female to release her eggs. Up to 2000 eggs may be laid during spawning. The male will fertilize the eggs as