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Estimasi Cadangan Karbon Mangrove Menggunakan Citra Sentinel-2A di Desa Banjarsari Pulau Enggano Firsta, Sigit Widianto; Sugara, Ayub; Anggoro, Ari
Jurnal Kelautan Tropis Vol 28, No 3 (2025): JURNAL KELAUTAN TROPIS
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jkt.v28i3.29800

Abstract

Global climate change remains one of the major challenges of the 21st century, and mangrove ecosystems play a crucial role as blue carbon sinks, helping mitigate greenhouse gas emissions. However, data on mangrove carbon stocks in Indonesia’s outermost islands, such as Enggano Island, are still limited. This study aims to estimate the aboveground carbon stock of mangrove forests in Banjarsari Village, Enggano District, by integrating field measurements and Sentinel-2A imagery. Biomass was calculated using an allometric approach, while spatial carbon estimation was derived from the Normalized Difference Vegetation Index (NDVI). The results show that the mangrove area covers approximately 193,25 ha, dominated by dense vegetation (98%) with NDVI values ranging from −0.5 to 0.94. The dominant species were Rhizophora apiculata. The total above-ground carbon stock was estimated at 44,276.78 tons C. The regression between NDVI and carbon stock produced the equation y = 2.1402x − 185.36, with a coefficient of determination (R²) of 0.48 and an RMSE of 161,14 tons/ha. These findings demonstrate the significant carbon storage capacity of Enggano’s mangrove ecosystem and highlight its crucial role in supporting climate change mitigation and low-carbon development in Indonesia’s remote coastal regions. Perubahan iklim global menjadi tantangan utama abad ini, dan ekosistem mangrove berperan penting  sebagai penyerap karbon biru (blue carbon) yang efektif dalam menekan emisi gas rumah kaca. Namun, informasi mengenai stok karbon mangrove di wilayah kepulauan terluar Indonesia, seperti Pulau Enggano, masih sangat terbatas. Penelitian ini bertujuan mengestimasi cadangan karbon mangrove bagian atas di Desa Banjarsari, Kecamatan Enggano, melalui integrasi data lapangan dan citra Sentinel-2A. Biomassa dihitung menggunakan pendekatan alometrik, sedangkan estimasi spasial karbon diperoleh melalui analisis indeks vegetasi NDVI. Hasil penelitian menunjukkan bahwa luas ekosistem mangrove mencapai 193,25 ha dengan dominasi kerapatan rapat (98%) dan nilai NDVI berkisar antara −0,5 hingga 0,94. Spesies dominan yang ditemukan adalah Rhizophora apiculata. Total cadangan karbon diperkirakan mencapai 44.276,78 ton C. Hubungan antara NDVI dan stok karbon menunjukkan persamaan regresi y = 2,1402x − 185,36 dengan koefisien determinasi (R²) sebesar 0,48 dan RMSE 161,14 ton/ha. Hasil ini menegaskan bahwa ekosistem mangrove Enggano memiliki potensi besar sebagai penyerap karbon, sekaligus berkontribusi terhadap upaya mitigasi perubahan iklim dan kebijakan pembangunan rendah karbon di wilayah pesisir terpencil Indonesia.
IDENTIFIKASI JENIS-JENIS IKAN PELAGIS KECIL YANG ADA DI PASAR IKAN SEGAR PASAR BENGKULU Syukhriani, Silvy; Zulkhasyni; Sugara, Ayub; Muqsit, Ali; Selvika, Zerli; Iresta Wardani, Firdha
Jurnal Agroqua: Media Informasi Agronomi dan Budidaya Perairan Vol 23 No 2 (2025): Jurnal Agroqua
Publisher : University of Prof. Dr. Hazairin, SH

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32663/ja.v23i2.5254

Abstract

Small pelagic fish are an important fish group with high economic value and play a key role in supporting fisheries production in Indonesia. However, data related to small pelagic fish remains limited, particularly in Bengkulu. One area with minimal documented fisheries data is Pasar Bengkulu. This study aims to identify the types of small pelagic fish found in the Pasar Bengkulu Fish Market. Data collection was carried out in June until Juli 2025 at Pasar Segar, Pasar Bengkulu. The method used in this study was descriptive exploration, which involved identifying the small pelagic fish sold in the Pasar Bengkulu Fresh Fish Market by analyzing and comparing their morphological characteristics based on fish identification references, including illustrations, photographs, and morphological descriptions. A total of eight fish species from eight genera and four families were recorded in the Pasar Bengkulu Fresh Fish Market. The most common small pelagic fish found was the weakfish, while the least common was kwee.
Co-Authors Adityo Raynaldo Afriliani, Dia Agung H Lukman Agung H. Lukman Agung Hasan Lukman Agung Hasan Lukman Ahmad Ilan Aprianto Akbar, Achmad Alfiqi Maulana Ali M. Muslih Ali Muhammad Muslih Ali Muhammad Muslih Ali Muhammad Muslih Ali Muqsit, Ali Amelia Suryanita Ami Nolisa Amir Husaini Karim Amrullah Amirizal Ammar Habibi An Nisa N. Suci An Nisa Nurul Suci An Nisa Nurul Suci An Nisa Nurul Suci Ana Ariasari Andy Makhrian Anggraini, Selva Angraini, Noverina Aninda W. Rudiastuti Anitya Dwi Putri Anitya Dwi Putri Anna Farida Anna Farida Anugrah Mahesya, Andes Ari Anggoro Ari Anggoro Ari Anggoro Ashabul Anhar Ashabul Anhar Assabillah, Muhammad Aulia, Ramadha Ayi Priana Boby Bagja Pratama Cindy Claudea Hanami Citra Arum Sari Cut Meurah Nurul ‘Akla Dearti, Fitri Deddy Bakhtiar Deddy Bakhtiar, Deddy Delvia Novitasari Durrah Hayati Durrah Hayati Dwi Kurniawan, Bagas Erlangga Erniati Esty Kurniawati Etha Marista Fahrurrozi, Fahrurrozi Fakhirah Feri Nugroho Feri Nugroho Feri Nugroho Feri Nugroho Firdha Iresta Wardani Firsta, Sigit Widianto Fitranita, Vika Haikal Fikri, Muhammad Hasidu, La Ode Abdul Fajar Hefni Effendi Ida Rosita Ilhami, Bq Tri Khairani Imamshadiqin, Imamshadiqin Imanullah Iresta Wardani, Firdha Jarulis Jarulis Jufrise, Siska Julia Purnama Sari Julia Purnama Sari Julia Purnama Sari Juwandi, Dwidriandito Lola Adres Yanti Lubis, Bustanuddin Lubis, Bustanudin Makhrian, Andi Makhrian, Andy Margono, Setio Marissa Rahmania Maryam Jamilah Maryam Jamilah Mery Leyani, Etika Miftakhul Munir Mohammad Nur Dita Nugroho Moneka, Kostari Mudjiono Muhammad Alsy Perdana Muhammad F. Hidayat MUJIZAT KAWAROE Mukti Dono Wilopo Mulkan Nuzapril Nanda Putri, Lyra Nella Tri Agustini, Nella Tri NEVIATY PUTRI ZAMANI Nirawandi, Iwan Nugroho, Muhammad Nur Dita Nur Arief Putri, Viche Nur Audina Nur Lina Maratana Nabiu Nurmeiliasari Okta Asmaranti, Arini Pardede, Meri Kristina Pratama, Wahyunda Priyono Prawito Putri Amanda, Ericha Rahmi Yuristia Rangga Aditya, Muhammad Ria Ramadhani Dafitri Rifi Suhendri Rifi Zulhendri Rifi Zulhendri Riska Ayu Kurniati Risnita Tri Utami Robin Saputra Romiza, Naziha Rosi L. Vini Siregar Rudiastuti, Aninda Wisaksanti Safaat, Muhammad Saiful Adhar Samsul Bahri Selvika, Zerli septa, nickyastria Shofiyah, Sofi Siti Silvy Syukhriani, Silvy Siti Nur Azizah, Siti Suryanita, Amelia Susanto, Jefri Syamsul B. Agus Syamsul Bahri Agus, Syamsul Bahri Syaputra, Andika Charles Tanzul, Muhammad Tarisa Teddy Triandiza Tuti Arlita Tuti Arlita Ulfa Hansri Ar Rasydi Ulfa Hansri Ar Rasyid Ulfah Anis Ully Wulandari, Ully Vincentius P Siregar Wica Elvina Win Syaputra, Edo Wulandari, Diah Anggraini Yola Wulandari, Yola Yudho Andika Yudho Andika Yulfiperius, Yulfiperius Yurike Yurike Yuriz Silviani, Nandini Zamdial Zamdial Zamdial Zibar, Zan Zulkhasyni