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Journal : HAYATI Journal of Biosciences

Modeling Mackerel Tuna (Euthynnus affinis) Habitat in Southern Coast of Java: Influence of Seasonal Upwelling and Negative IOD Alan F Koropitan; Ibrahim Kholilullah; Roza Yusfiandayani
HAYATI Journal of Biosciences Vol. 28 No. 4 (2021): October 2021
Publisher : Bogor Agricultural University, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.4308/hjb.28.4.271-285

Abstract

We used fishery catch data from Cilacap Fishing Port and Copernicus data set in July 2016-December 2017 to investigate the impacts of Indian Ocean Dipole (IOD) on upwelling and mackerel tuna distribution in the southern coast of Java. This study implemented a Generalized Additive Model (GAM) for habitat prediction of mackerel tuna in the waters. The present study showed that the extreme negative IOD in 2016 caused a weaker southeasterly wind and even a reversal to the northwesterly wind, as seen off Sumatra in September 2016. The situation produced vertically mixed layer thickening and no upwelling during the southeast monsoon event 2016, consequently resulted in warmer temperature and fewer Chlorophyll-a (Chl-a) compared to the southeast monsoon event 2017. The mackerel tuna production significantly dropped in 2016 and rose in 2017, particularly during the upwelling event. The high Habitat Suitability Index (HSI) was found in southern Central Java in July 2017, expanded bigger in August 2017, and decreased in September 2017. During July and August 2016, the high HSI covered only a less area in the region and disappeared in September 2017. The high HSI indicates that the oceanographic factor is consistent with the catch probability of mackerel tuna.
Co-Authors Abdul Karim Afdhal Fuadi Ahmad Zuhril Hisan Al Misbah, Iyan Alan Frendy Koropitan Alfi Sahri Remi Baruadi Alhusna, Indra Sundara Ali Muqsit Am Azbas Taurusman Am Azbaz Taurusman Ari Purbayanto Arif Baswantara Arif Baswantara Arif Susila Asadatun Abdullah Asep Ma'mun Astuti, Lussy Azis, Ravy Nur Aziz, Ravy Nur Bahiya Bambang - Riyanto Bambang Murdiyanto Bambang Murdiyanto Ba’diah Nuraini Benny Jeujanan Budy Wiryawan Dandi Rahmad Putra Daniel Monintja Danu Sudrajat Desi Rezki Amelia Diantoro, Aris Kusumo Diniah Diniah Domu Simbolon Edy Miswar Eko Sri Wiyono Endratno Endratno Erfind Nurdin Erfind Nurdin Erfind Nurdin Erlangga Erlangga Erna Almohdar Erwin Tanjaya Esther Afania Ataupah Fahmi Shidiq Febrina Berlianti Febrina Berlianti Fis Purwangka Fitriyana, Mas Fariz Ganang Dwi Prasetyo Gondo Puspito Hafinuddin Hafinuddin Hanifah Husein Hizbullah Heriyanto Syafutra Hermanu Triwidodo Ibrahim Kholilullah Ibrahim Kholilullah Iin Solihin Iin Solihin Ikhsanul Khairi Imam Shadiqin Imamshadiqin, Imamshadiqin Imanullah Imanullah Indra Ambalika Syari Indra Jaya Indra Jaya Indra Jaya Intan Roihatul Jannah Hasly Intan Roihatul jannah Hasly Iqbal Irfany, Mohammad Irwan Limbong Irwan Novianto Ismail Sulaiman Ismiati, Izza Mahdiana Apriliani Jaliadi - John Haluan Kelana, Fajar Sidik Abdullah Khairul Amri Luh Putu Ratna Sundari M Fedi Sondita M. Fedi A. Sondita M. Fedi A. Sondita M. Fedi A. Sondita M. Fedi A. Sondita M. Fedi A. Sondita M.P. Sobari Mahiswara Mahiswara Mala Nurilmala Mario Limbong Mas Fariz Fitriyana Millaty, Marosimy Misbah Sururi Mochammad Riyanto Mohamad Rafi Mohammad Imron Muhamad Fedi Alfandi Sondita Muhamad Fedi Alfiadi Sondita Muhamad Fedi Alfiadi Sondita Muhamad RE Prayitno Muhammad Agam Thahir Muhammad Agam Thahir Muhammad Fedi Alfiadi Sondita Muhammad Ihsan Muhammad Irsyad Tawaqal MUHAMMAD RIZAL Muhammad Sulaiman Mulyono S. Baskoro Mursyidin Mursyidin Mustaruddin Muthohharoh, Marhamah Novia Nanda Saputri Nur Lina Maratana Nabiu Nurjanah Nurjanah Nurjanah Prasetiyo, Shidiq Lanang Prihatin Ika Wahyuningrum Rachmad Caesario Rahmad, Adrul Raihan, M. Reza Raihan, Muhamad Reza Rama Agus Mulyadi Resmiati Resmiati Rian Hidayat Rian Hidayat Ridwan Sala Rizsa Mustika Pertiwi Ronny I. Wahju Rosalinda, RR. Ella Evrita Hestiandari Sabila, Fathiha Rizki Samsul Bahri Sembada, Aditya Jaka Septian Eka Satriawan Shidiq Lanang Prasetiyo Sugeng H. Wisudo Sulaeman Martasuganda Supriono Ahmad Sutia Yuningsih Syamsiar, Syamsiar Tanjov, Yulia Estmirar Tety Mulyati Arofi Tiara Tiara, Tiara Toharo, Kasab Tri Wiji Nurani Vemilia Vicentius Marco Matutina Violitta, Susanti Rahayu Wahdati, Fajriyah Cahyani Wahida Kartika Sari Wazir Mawardi Weni Damayanti Win Kartini Yudho Andika Yusfiandayani, S.Pi., Dr. Roza Zakiah Wulandari Zerli Selvika Zulfatun Ruscitasari Zulkarnain Zulkarnain Zulkarnain