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Population dynamics of Parrotfish (Scarus rivulatus) in Seribu Islands Waters Nurfajar Nurfajar; Mennofatria Boer; Nurlisa A Butet
Depik Vol 13, No 2 (2024): AUGUST 2024
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.13.2.37243

Abstract

Parrotfish capture fisheries production in the Seribu Islands Waters is quite high. This study aims to determine several aspects related to parrotfish (S. rivulatus) population dynamics in the Seribu Islands Waters. This research was conducted for 12 months, starting from January to December 2022. The results of the analysis of the growth coefficient of male parrotfish are K=0.54 year-1, while females' growth coefficient is K=0.75 year-1. Growth parameters from the von Bertalanffy equation, for males Lt=312.4[1-exp-0.54(t-(-0.158))] and females Lt=280.4[1-exp-0.75(t-(0.12))]. Recruitment occurred twice during the 2022 period, with peak recruitment of males occurring in April and August and females in May and September. Completion mortality (F) was higher than natural mortality (M). Male parrotfish F=1.06M=0.63 and females F=4M=0.80. Mean first-capture size (Lc) for male fish Lc=174 mm and females 147 mm.Keywords:Over-exploitationParrotfishSeribu Islands
Co-Authors . Erwyansyah . Zairion ACHMAD FARAJALLAH Agus Alim Hakim Ali Mashar Ansori , Mukhlas Ansori, Ma'mun Arif Wibowo Ayu, Inna Puspa Azizah, Hikmatul Beginer Subhan Borbee, Erin Dedi Soedharma Dedy D. Solihin, Dedy D. Dian Rezki Muliani Dietriech Geoffrey Bengen Etty Riani Eva Muhajirah Findra, Muhammad Nur Forcep Rio Indaryanto Fredinan Yulianda Gelis, Ester R. E. Gita Kusuma Rahayu Hawis H Madduppa Hemat Sirait Hikmatul Azizah Hikmatul Azizah Husain Latuconsina Inge Anggraeni Bela Putri Dewi Inggrid Wahyuni Eviasta Irianda, Nadya Jeny Isdradjad Setyobudiandi Isdradjad Setyobudiandi Kadarwan Soewardi Kadarwan Soewardi Kismanto Koroy Krisanti , Majariana Lane, Christopher Lella Herdiana Luky Adrianto Lusita Meilana M Mukhlis Kamal M Mukhlis Kamal M Mukhlis Kamal, M Mukhlis M. M. Kamal M. Mukhlis Kamal, M. Mukhlis M.M. Kamal Majariana Krisanti Mala Nurilmala Maya F Tamimi Mennofatria Boer Mohammad Mukhlis Kamal Muhammad Mukhlis Kamal Muhammad Reza Cordova, Muhammad Reza Mukhlis Kamal, Muhammad Nandini, Annisa Putri Nurfajar Nurfajar Nurfajar, Nurfajar Nurfajrin Nisa Prasadi, Oto Rahayu, Endah Sri Rahmat Kurnia RIDWAN AFFANDI Ridwan Affandi Ridwan Affandi Rika Astuti Risa Tiuria Riza, Nurasiah Rudhy Gustiano Rudhy Gustiano Rugaya H. Serosero Ruzanna, Arina Sani, L. Mukhsin Iqbal Setiyadi, Benny Shofirma, Adela Simon, Okta Sulistiono Syamsul Bachry TARUNI SRI PRAWAST MIEN KAOMINI ANY ARYANI DEDY DURYADI SOLIHIN TATI NURHAYATI Thomas Nugroho Wahyu Muzammil Yuang Dinni Aksari Yulia Fitrianingsih Yusli Wardiatno