Population Structure of Blood Cockle (Anadara antiquata) in the Intertidal Zone of Sinaboi Coastal Waters, Rokan Hilir Suci Maurizka Chairunissa ; Syafruddin Nasution ; Zulkifli Zulkifli Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.7.2.126-132