Abstract: Indonesia has the widest mangrove ecosystem in the world which is about 4.25 million Ha. However, 48% of mangrove forest area in Indonesia is moderate and 23% suffered severe damage. Mangrove ecosystems are scattered in several islands in Indonesia, one of them in Surabaya. Data from the Agriculture Department of Surabaya City shows the depreciation of mangrove forest area from 2010 to 2011 covering an area of 20.47 Ha, centered in Wonorejo Subdistrict, Surabaya. Surabaya City Government tactics to maintain the mangrove ecosystem by making it as ecotourism has not been met. Almost, the mangrove ecosystem in Wonorejo is proclaimed to be the Surabaya City Botanical Garden.