Abstract Currently, Pearl gourami is the beautiful fish, fresh water is important both in the Thai economy and abroad. Currently, this type of fish has been captured from nature to the trade of exporting more. The Pearl gourami that is reduced. Because of this reason, Pearl gourami has been classified in Group 9 conservation of aquatic species which are vulnerable to extinction in the future. If there is only a natural grip alone, therefore, to Pearl gourami species conservation and Pearl gourami are sufficient for the needs of those who do business in the beautiful fish. There have been studies of biology characteristics of varieties and breeds Pearl gourami. In order to be used as the basis for supervision. Conservation and finding ways to increase the number of Pearl gourami, water sources remain next to nature. Pearl gourami, which is sufficient to continue human needs. By understanding how biology reproduction sexual integrity index spawn Cultivation technique of hatching period The collapse of the egg yolk sacs in the Pearl gourami. The open mouth of the young teenage daughter Pearl gourami. Eating and survival rate of Pearl gourami
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