Sundarban is the world’s largest contiguous mangrove forest but under threat from anthropogenic interventions. Plantations are favored method to restore degraded mudflats. In this study, ecological functional soil indicators (available N, organic C, available P, salinity) and service (Blue carbon pool) of iteroparous tree Avicennia marina (Forssk.) Vierh. (Acanthaceae family), plantation has be...