Abstract: Indonesia has the largest mangrove ecosystem in the world, covering 3,364,080 ha (National Mangrove Map, 2021), consisting of dense mangroves (97%), moderate (5.60%), and sparse (1.62%). This study aimed to analyze the density of predator and pollinator insects in relation to mangrove vegetation structure in Marga Sungsang Village and Sungsang IV Village, Banyuasin Regency, South Suma…