JOCOS

Vol. 3, No. 2, 2022

May

Terbit: 03 Mei 2022
Artikel: 10 artikel
ISSN: 2745-4355
e-ISSN: 2746-4512

Daftar Isi

01
Structure of the Mangrove Community in Batang Masang Beach Tiku V Jorong Tanjung Mutiara District Agam Regency West Sumatera
Wilman Syarif, Syafruddin Nasution, Mubarak Mubarak

Hlm. 85-93
02
Distribution and Abundance of Blood Shells (Anadara granosa) on the Coast of Concong Luar Village Indragiri Hilir Regency
Mohd. Isfan Fadhil, Aras Mulyadi, Afrizal Tanjung

Hlm. 94-99
03
Size and Distribution of Bivalva in the Interidal Zone in Sambungo Village, Silaut District, Pesisir Selatan Regency, West Sumatera Province
Tulus Gandra Saputra Silaban, Afrizal Tanjung, Yusni Ikhwan Siregar

Hlm. 100-103
04
Analysis of Coastal Line Changes in Coastal Area of the Pantai Cermin and Perbaungan Sub District, Serdang Bedagai District
Alif Ridho Ramadhan, Mubarak Mubarak, Aras Mulyadi

Hlm. 104-110
05
Phytoplankton Community Structure in Carocok Tarusan Beach Pesisir Selatan Regency West Sumatra Province
Taufik Adrizal, Sofyan Husein Siregar, Irvina Nurrachmi

Hlm. 111-118
06
Analysis of Lead and Copper Concentrations in Mangrove Clams (Geloina erosa) and Sediments in The North Coast of Bengkalis Island
M. Taufik Gunova, Bintal Amin, Nursyirwani Nursyirwani

Hlm. 119-124
07
Abundance of Phytoplankton and Primary Productivity Levels in the Waters of Kasiak Island West Sumatera Province
Santi Maria Silaban, Thamrin Thamrin, Sofyan Husein Siregar

Hlm. 125-131
08
Diversity and Distribution of Gastropode (Molusca) in the Mangrove Ecosystem of Apar Village, Pariaman City, West Sumatera Province
Yuyun Desmarina, Zulkifli Zulkifli, Syafruddin Nasution

Hlm. 132-143
09
Antibacterial Activity of Avicennia alba Leaves and Stem Extracts Against Pathogenic Bacteria (Pseudomonas aeruginosa, Aeromonas salmonicida, Staphylococcus aureus)
Paedo Yayaki Purba, Dessy Yoswaty, Nursyirwani Nursyirwani

Hlm. 144-151
10
The Relationship Between Ammonia Levels and the Abundance of Phytoplankton in the morning and evening in Ujung Piring Bangkalan Estuary
Wasiqatus Syarifah, Muhammad Zainuri, Novi Indriyawati

Hlm. 152-158