Growth of Rhizophora apiculata and Rhizophora mucronata on Different Sediment Types in the Marine Station Area of the Universitas Riau, Dumai Cinta Riyanda Prameswari ; Efriyeldi Efriyeldi ; Yusni Ikhwan Siregar ; Zulkifli Zulkifli ; Ilham Ilahi Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.7.2.102-107