lush green mangrove tree on sandy beach, havelock island, andaman islands, india

andaman area avicennia beach biodiversity biome bruguiera coast coastal conservation depositional environment family flora forest green greenery halophytes havelock havelok island islands life mangal mangrove mangroves marine nagar nicobar ocean plant reforestation region restoration rhizophora rhizophoraceae saline salt sea seashore seaside seawater shore shrub shrubland subtropics swamp tidal tolerant tourism travel tree tropical tropics vegetation vijay vijaynagar water woodland