This qualitative research was conducted to find out the conceptual model of seasonal flooded forest management (Pa Bung-Pa Tham Management, PBPTM) by community-based management which would be appropriate for lower wetland area of Mun river for application and promotion for community-based management. The main method of this research was the focus group discussion among the local masters who had experiences in PBPTM by community-based management in the Northeast Thailand. The results were found that the appropriate conceptual model of PBPTM by community-based management for lower wetland area of Mun river composed of 2 factors viz. internal factor of local community and external factor of local community which they comprised of 5 major factors such as; local community situations, local community people, local community organizing, local community organization management and external support and promotion for local community movements in PBPTM. In case of the indicators for appropriate PBPTM by community-based management comprised of 15 indicators. This appropriate conceptual model of PBPTM by community-based management for lower wetland area of Mun river would be the useful and effective approaches to promote and support for the real operation of PBPTM by community-based management for lower wetland area of Mun river soon.