Krusadai Island is an uninhabited island in the Gulf of Mannar situated south of Pamban Island. The island belongs to India and forms a part of the Gulf of Mannar Marine National Park.
References
Marimuthu, N., Wilson, J.J. and Kumaraguru, A.K. 2010. Galaxea, J Coral Reef Studies, 12(2): 65–75 Reef status in the Mandapam group of Islands, Gulf of Mannar