Sarjito .
Department of Fisheries, Diponegoro University, Semarang-50275, Central Java, Indonesia
O.K. Radjasa
Center for Tropical Coastal and Marine Studies, Diponegoro University, Widya Puraya, Semarang-50275, Central Java, Indonesia
A. Sabdono
Center for Tropical Coastal and Marine Studies, Diponegoro University, Widya Puraya, Semarang-50275, Central Java, Indonesia
S.B. Prayitno
Department of Fisheries, Diponegoro University, Semarang-50275, Central Java, Indonesia
S. Hutabarat
Department of Fisheries, Diponegoro University, Semarang-50275, Central Java, Indonesia