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Relationship between Coral Reefs and the Abundance of Reef Fish of the Pomacentridae Family in the Waters of Setan Island, West Sumatra

Rangga Wardana ; Thamrin Thamrin ; Rifardi Rifardi

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.157-165

Analysis of Mangrove Forest Health in the Coastal Area of Kutawaru Village, Cilacap Regency, Central Java

Rusiani Oktaria ; Efriyeldi Efriyeldi ; Zulkifli Zulkifli

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.150-156

Assessment of Marine Ecotourism Development Potential in Lapin Beach, North Rupat, Riau Province

Aidil Rahmad Akbar ; Joko Samiaji ; Dessy Yoswaty

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.139-149

Species Composition and Abundance of Zooplankton at Different Depths in the Waters of Teluk Makmur Subdistrict, Dumai City

Merisa Debora Sinaga ; Irvina Nurrachmi ; Joko Samiaji

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.182-188

Abundance and Diversity of Sea Cucumber (Holothuroidea) in Hajoran Beach, Central Tapanuli, North Sumatra

Ela Nanda Bethanya ; Zulkifli Zulkifli ; Joko Samiaji

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.202-206

Analysis of Coastline Changes and Water Current Circulation Patterns in Batam City, Riau Islands Province

Robby Nainggolan ; Mubarak Mubarak ; Nursyirwani Nursyirwani

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.174-181

Heavy Metal (Pb, Cu, and Zn) Content in Geloina erosa and Cerithidea obtusa from the Western Coast of Dumai, Riau Province

Annisa Fajriani ; Bintal Amin ; Efriyeldi Efriyeldi

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.166-173

Heavy Metal Concentrations in Avicennia alba from the Western Coast of Dumai City, Riau Province

Fitria Mai Yona ; Bintal Amin ; Efriyeldi Efriyeldi

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.132-138

Potential Carbon Stock and Absorption in Mangroves in Penempul Village, Sungai Sembilan District, Dumai City, Riau Province

Sabina Dwi Yuhanda ; Yusni Ikhwan Siregar ; Afrizal Tanjung

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.189-196

Storage Temperature on the Product Quality of Several Pro Coffee Variants That Contain (Bacillus cereus SN7)

Muhammad Fhito Al Farisy ; Feli Feliatra ; Ummi Mardhiah Batubara

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.3.197-201

Structure of Macrozoobenthos Community in the Coastal Intertidal Zone, Marapalam South Coast Regency, West Sumatra

Dandi Asmawi ; Afrizal Tanjung ; Syafrudin Nasution

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.84-93

Abundance and Diversity of Sponges in the Waters of Pasumpahan Island, West Sumatra

Muhammad Rusdi ; Efriyeldi Efriyeldi ; Thamrin Thamrin

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.119-124

The Effect of Moon Phases on Gill Net Fishing Results in Penampi and Kelebuk Villages of Bengkalis Regency

Alifa Khansa Sofian ; Nofrizal Nofrizal ; Romie Jhonnerie ; Riska Fatmawati

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.125-131

Identification of Microplastics Types and Abundance in Mussels (Glauconome virens) from Tanah Merah Coastal Waters Meranti Island, Riau

Ahmad Alwi ; Bintal Amin ; Mubarak Mubarak

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.78-83

Effect of Detergent Concentration and Exposure Duration on the Growth of Heterotrophic Bacteria in Seawater

Muhammad Hafizh ; Irwan Effendi ; Zulkifli Zulkifli

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.71-77

Sensitivity Test of Pedada (Sonneratia alba) Leaf Extract Against the Growth of Staphylococcus aureus, Escherichia coli, and Aeromonas hydrophila Bacteria

Siti Ada Wiya ; Sri Wahyuni ; Asri Mursawal ; Nursyirwani Nursyirwani

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.114-118

Types and Abundance of Beach Litter on the East Coast of Karimun Island, Riau Islands

Putri Ranti ; Bintal Amin ; Mubarak Mubarak

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.65-70

Abundance of Chaetodontidae Family Reef Fish and Coral Reef Condition in the Sikuai Island Area, West Sumatra

Bella Yosefa ; Thamrin Thamrin ; Afrizal Tanjung

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.108-113

Analysis of Environmental Conditions in Red-Eyed Snail Silvofishery in Buruk Bakul Village

Gusnar Simangunsong ; Budijono Budijono ; Muhammad Fauzi

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.102-107

Organic Carbon Stock in Sediment of the Rehabilitated Mangrove Ecosystem in Kedabu Rapat Village, Meranti Islands Regency

Bintang Dwi Cahyo ; Efriyeldi Efriyeldi ; Bintal Amin

Journal of Coastal and Ocean Sciences 2 Okt 2026 10.31258/jocos.6.2.94-101

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