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Distribusi Ukuran Rajungan (Portunus pelagicus) di Perairan Desa Danasari Kabupaten Pemalang Reza Achmad Fauzi; Nur Taufiq-SPJ; Suryono Suryono
Journal of Marine Research Vol 14, No 2 (2025): Journal of Marine Research
Publisher : Departemen Ilmu Kelautan, Fakultas PerikanJurusan Ilmu Kelautan, Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jmr.v14i2.44591

Abstract

Indonesia memiliki keanekaragaman hayati laut yang tinggi salah satu sumberdaya tersebut adalah rajungan (Portunus pelagicus) yang merupakan salah satu komoditas perikanan yang bernilai ekonomis penting karena permintaannya tinggi dan merupakan komoditas ekspor dengan harga yang tinggi. Tujuan penelitian ini adalah untuk mengetahui distribusi ukuran rajungan dan tingkat kematangan gonad. Metode yang digunakan dalam penelitian ini adalah deskriptif kuantitatif untuk mengetahui ukuran karapas, bobot tubuh dan tingkat kematangan gonad rajungan dan metode random sampling untuk menentukan titik pengambilan sampel. Penelitian dilakukan pada tanggal 23 Oktober – 21 November 2023. Pengambilan data rajungan yang dilakukan meliputi lebar karapas dan berat tubuh, jenis kelamin, dan tingkat kematangan gonad. Sampel rajungan yang dikumpulkan berjumlah 2455 ekor (1473 ekor rajungan jantan dan 982 ekor rajungan betina). Hasil dari penelitian ini menunjukkan rajungan yang paling banyak ditemukan memiliki ukuran lebar karapas yang berkisar antara 104-116 mm dan berat tubuh 61-86 g. dengan persamaan hubungan lebar karapas dan berat tubuh sebesar 0.0001L2.8512 untuk rajungan betina dan 0.0002L2.7345 untuk rajungan jantan. Rajungan yang ditemukan lebih banyak berkelamin jantan dibandingkan betina dan rajungan betina yang ditemukan dalam usia dewasa dengan Tingkat Kematangan Gonad kategori 2 (Matured). Hasil tersebut menunjukkan kondisi rajungan (Portunus pelagicus) di Perairan Desa Danasari Pemalang memiliki komposisi berdasarkan ukuran, dan tingkat kematangan gonad yang cukup ideal, namun untuk rasio jenis kelamin didapatkan tidak ideal karena menunjukkan hasil perbandingan rajungan jantan dengan rajungan betina tidak seimbang. Indonesia possesses a high biodiversity of marine life, and one of its valuable resources is the blue swimming crab (Portunus pelagicus), a fisheries commodity of significant economic importance due to its high demand and export value. The aim of this research is to determine the size distribution of blue swimming crabs and their gonadal maturity levels. The methodology employed in this study is quantitative descriptive, focusing on carapace size, body weight, and gonadal maturity levels of blue swimming crabs. The research was conducted from October 23 to November 21, 2023. Data collection for blue swimming crabs included measurements of carapace width, body weight, gender, and gonadal maturity level. A total of 2455 specimens were collected 1473 male and 982 female blue swimming crabs. The results indicate that the most commonly found blue swimming crabs have carapace widths ranging from 104-116 mm and body weights of 61-86 g. The relationship between carapace width and body weight is expressed by the equations 0.0001L2.8512 for female crabs and 0.0002L2.7345 for male crabs. Male blue swimming crabs were more abundant than females. Furthermore, matured female blue swimming crabs were found with Gonadal Maturity Level 2. These findings suggest that the blue swimming crab population (Portunus pelagicus) in the waters of Danasari Village, Pemalang, exhibits a composition based on size and gonadal maturity levels that is relatively ideal. However, the gender ratio is deemed less ideal due to an imbalanced proportion of male to female blue swimming crabs.
Senyawa Bioaktif Kappaphycus alvarezii (Doty) Doty, 1988 Sebagai Antibakteri Annisa Marhaeny; Rini Pramesti; Suryono Suryono
Journal of Marine Research Vol 13, No 1 (2024): Journal of Marine Research
Publisher : Departemen Ilmu Kelautan, Fakultas PerikanJurusan Ilmu Kelautan, Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jmr.v13i1.40459

Abstract

Bakteri yang menyebabkan penyakit pada inangnya disebut patogen. Penelitian ini bertujuan mengetahui senyawa bioaktif dan aktivitas antibakteri yang terkandung dalam ekstrak metanol K. alvarezii. Penelitian dilakukan dengan metode deskriptif eksploratif. Bakteri yang diujikan yaitu Staphylococcus aureus dan Escherichia coli. Hasil ekstraksi dilanjutkan dengan uji fitokimia. Ekstrak diencerkan menggunakan dimetil sulfoksida (DMSO) sampai diperoleh konsentrasi uji 500 µg/disk, 1000 µg/disk, dan 1500 µg/disk. Cefadroxil dan DMSO digunakan sebagai kontrol positif dan kontrol negatif. Metode difusi cakram digunakan untuk uji aktivitas antibakteri. Inokulum diinkubasi selama 3x24 jam pada suhu 37ºC. Zona hambat dihitung setiap 24 jam sekali. Hasil uji aktivitas antibakteri ekstrak metanol K. alvarezii terhadap bakteri S. aureus dan E. coli menunjukkan zona hambat terbesar pada konsentrasi 500 µg/disk pada waktu 48 jam sebesar 4,95 mm dan 5,1 mm. Senyawa bioaktif yang terkandung dalam ekstrak metanol K. alvarezii yaitu senyawa alkaloid, flavonoid, steroid dan tanin. Bacteria that cause disease in their hosts are called pathogens. This study aims to determine the bioactive compounds and antibacterial activity in the methanol extract of K. alvarezii. The research was conducted using a exploratory descriptive method. The bacteria tested were Staphylococcus aureus and Escherichia coli. Extraction then phytochemical tests were carried out The extract was diluted using dimethyl sulfoxide (DMSO) to obtain test concentrations of 500 µg/disk, 1000 µg/disk, and 1500 µg/disk. Cefadroxil and DMSO were used as positive and negative controls. Antibacterial activity test using disc diffusion method. The inoculum was incubated for 3x24 hours at 37°C. The inhibition zone is calculated every 24 hours. The results of the antibacterial activity test of K. alvarezii methanol extract against S. aureus and E. coli bacteria showed the largest inhibition zone at a concentration of 500 µg/disk in 48 hours of 4.95 mm and 5.1 mm. The bioactive compounds contained in the methanol extract of K. alvarezii are alkaloids, flavonoids, steroids and tannins.  
Analysis of Physical Housing Environmental Factors on the Incidence of Acute Respiratory Infection (ARI) in the Working Area of Public Health Centers in Sarolangun Regency Sumardi, Sumardi; Mega, Olfa; Suryono, Suryono
Jurnal KESANS : Kesehatan dan Sains Vol 5 No 6 (2026): KESANS: International Journal of Health and Science
Publisher : Rifa'Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54543/kesans.v5i6.599

Abstract

Introduction: The physical condition of the home environment is one of the factors that can influence the health of household occupants, particularly the occurrence of Acute Respiratory Infection (ARI). Ventilation, lighting, humidity, and indoor temperature that do not meet health standards can increase the risk of respiratory disorders. Objective: This study aims to analyze the relationship between physical housing environmental factors and the incidence of ARI in the working area of Public Health Centers in Sarolangun Regency. Method: This study used a quantitative approach with an observational cross-sectional design. The study population consisted of all ARI patients recorded in four Public Health Center working areas in Sarolangun Regency totaling 7,251 cases. The sample consisted of 379 respondents determined using the Slovin formula with a cluster sampling technique. Data were collected through observation of the physical condition of houses and environmental measurements using a lux meter, measuring tape, and a digital thermometer equipped with a hygrometer. Data analysis was conducted through univariate analysis, bivariate analysis using the Chi-Square test, and multivariate analysis using logistic regression. Results and Discussion: The results showed that bedroom ventilation, house lighting, humidity, and indoor temperature had a significant relationship with the incidence of ARI (p-value < 0.05). Multivariate analysis showed that humidity was the most dominant factor influencing the incidence of ARI with an odds ratio value of 7.107. Conclusion: Physical housing environmental factors are associated with the incidence of ARI in the working area of Public Health Centers in Sarolangun Regency, with household humidity as the most dominant factor influencing the incidence of ARI.
Co-Authors A'yun, Ana Qurrota A.A. Ketut Agung Cahyawan W Abd. Rasyid Syamsuri Abdul Latif Mahakar Abdul Qodir Abdul Qodir Achmad Widodo Addion Nizori Adi Priyo Wicaksono, Adi Priyo Adi Santosa Adi Santoso Adi Wahyu Romariardi Adi Wisaksono Afriani Afriani Agung Nugroho Setiawan Agung Wibowo Agus Indarjo Agus Pahrudin Agus Suyanto Agus Syafrudin Agusalim, Imam Dui Ahmad Firyal Adila Ahmad Rayyis Ahmad Syaify, Ahmad Ain, Rahmayani Kurnia Ainun Jariyah Aisyi, Nur Rahaddatul Aji, Achmad Fahrul Aldo Rizqi Arinianzah Algopeng, Zozi Ali Djunaedi Ali Ridlo Ambariyanto Ambariyanto Ambariyanto Ambariyanto Amda, Ahmad Dibul Amien, Muhammad I. Amien, Muhammad Irsyad Aminuddin Rizal, Aminuddin Anang Budikarso, Anang Andika Bagus Setiawan, Andika Bagus Andri Wahyu Septo Putra Anggi Rahmadani Kusumaningtyas Anggoro, Muhammad Faisal Anifatur Nurjannah, Anifatur Annisa Marhaeny Antonius Budi Susanto Arbiyanti, Yossi Norma Arbiyanti, Yossi Norma Ardiati Widya Wandira Ari Anshori, Ari Arihanda, Dea Davita Putri Arik Sofan Tohir Aris Dwi Cahyono, Aris Dwi Aris Prasetyo Aris Puji Widodo Aris Wijayanti Arlina Hidayati, Arlina Arman Jaya Artha Rochmanto, Raditya Aryaningrum, Ida Asfan Muqtadir Asmudrono, Rani Karenina Asy'arie, Musa Audy Salsabila Firdausiah Azham Purwandhono Aziz, Ayu Munawaroh Baidi Baliyan I, Baliyan Bambang Irawan Bambang Yulianto Bayu Aji Pratama Bayu Kreshna Adhitya Sumarto Bayu Surarso Budi Setiawan Candra Dewi, Riskha Dora Candra Dewi, Yulia Cantik Sitta Devayani Choirul Anam AM Diponegoro Chrisna Adhi Suryono Dacing, Fitria Azis Dadi Dadi Danastri, Arifia Anindita Dandi Setiawan Dea Davita Putri Arihanda Delianis Pringgenis Denny Nugroho Sugianto Destalino Destalino Dhidik Prastiyanto Diah Permata Wijayanti Diah Permata, Wijayanti Diana Layla Dimas Putra Anugrah, Dimas Putra Djoko Widodo Dodik S. Wicaksono Dwi Puji Adiana, Dwi Puji Dyah Wijaya Edi Fahrur Rozy Edi Wibowo Edi Wibowo Kushartono Edy Suharto Eko Supraptono Emi Agustina, Emi Endah Setiyaningrum Endang Sri Susilo Endang Supriyantini Endro Wahjono, Endro Eny Supryhatun Erni Setyowati Ervia Yudiati Eva Aulia Risma EVI MAYA SARI Fahmi Ari Zuhdi Fahrul Aji, Achmad Fanny Adinda Putri Farid Dwi Murdianto Farohi, Ima fatimah Fatimah Ferdiansyah, Hendra Irawan Ferdiansyah, Indra Fitro, Achmad Frida Fallo Frijona Fabiola Lokollo Gatot Murti Wibowo, Gatot Murti Gatot Yulianto Gentur Handoyo Gigih Budhiawan Gunawan Widi Santosa Gurning, Lestari Febriant Pitaloka Guspianto Guspianto Habibi, Muhammad Nizar Hadi Endrawati Hadiyati, Titi Haerudin Haerudin Handoko, Adelia Handung, Nuryadi Harindra W Pradhana, Harindra W Harindra Wisnu Pradhana Hartanto, Rico Sigit Haryati Haryati Hendra Irawan Ferdiansyah Heri Sugito Hibatullah, Muhammad Naufal Hidayah, Yayuk Hidayat, Muhammad RF. Hidayat, Muhammad Rijal Fahrudin Hidayati, Ratna Humairoh Ratu Ayu I Ketut Suada Ibnu Pratikto Ibnu Pratikto Ibnu Pratikto Ibnu, Pratikto Ica Admirani, Ica Ikbal Syukroni Ikhsan, Wahyu Ilham Ilham Indhana Sudiharto Indraswari, Tutri Indrawan, Wisnu Innida, Lutfia Lu'lu' Irianto Irianto Irwani Irwani Islam, Anastasya Devi Septanovia Isnaini Istiqomah, Titis Iswanti, Iswanti Ita Riniatsih Ivan Nurizal Sakti Izah, Luluk Lailatul Jatmiko Endro Suseno Jauhar Firdaus Jauhari Syamsiyah Jaya Putra Jahidin Jeffri Ardiyanto Joko Winarno Juniyanto, Dimas Justin Cullen Kartika Sari Dewi Kartika, Vinda Setya Karyadi Karyadi Kathan Joy Abelino Kesawa Sudarsih Kharis, Muhamad Koderi Kristina Venza Panjaitan Kurniawan, Riko Kusworo Adi Kwartarini Murdiastuti La Nina Gunaswara Samudera Lahengko, Diana S. Laili, Zuhrotul Laksmi Indreswari Lestari Febriant Pitaloka Gurning Lestiyadi, Ayu Puspa Limaran, Ken Lismaya, Elin Lucky Pradigta Setiya Raharja Luki Septya Mahendra luluk, luluk susiloningtyas M.Pd S.T. S.Pd. I Gde Wawan Sudatha . Mahakar, Abdul Latif Mahda Veronika Mana Sikana, Arina Marhaeny, Annisa Maria Ulfa Ramadhanty Melo, Gabriella Imanuella Melyana Nurul Widyawati Mengko, Allfia Esterlita Menur Wahyu Pangestika, Menur Wahyu Meti Fatimah Mita Eka Septiani Mochammad Denny Surindra Mochammad Syahki Yusup Mohamad Nadhif, Mohamad Muh. Yusuf Muhamad Ravian Wiraputra Muhamad Rizky Mauludin Muhamat Rajab, Nur Echsan Muhammad Adhim Widiyo Putera Muhammad Anwar Muhammad Arif Prasetyo Muhammad Arsyad Suyuti Muhammad Aviv Arsya Irnantyanto Muhammad Faisal Anggoro Muhammad Nur Arkham Muhammad Ridwan Muhammad Ridwan Muhammad Zainuri Mukh Nursikin, Mukh Munandar, Septian Aris Munasik Munasik Mustafid Mustafid Muthoifin Naesilla, Naesilla Nanang Sulaksono Nasronudin Nasronudin Nasrul Nasrul Naswir, Muhammad Netty Nurdiyani, Netty Ngatmin Niharul Annas Nirwani Soenardjo Noferdiman Noferdiman Nourobby Aulada, Nourobby Novie Ayub Windarko Nugraha, Syechu Dwitya Nur Taufiq Nur Taufiq SPJ Nur Taufiq-SPJ Nur Taufiq-Spj Nuruwildani, Nuruwildani Oky Dwi Nurhayati Oky Yuripa Pradana Oky Yuripa Pradana Olfa Mega P, M. Cahyo Ardi P. H, Aditya Pakradiga, Ahlan Panjaitan, Kristina Venza Paryanti Paryanti, Paryanti Permadi, Bambang Pipiet Wulandari Pradhika, Vicky Dimas Pramesti, Aprilia Dian Prayogi Prayogi Primaswatantri Permata Pritama, Muhammad Fauzi Adityawan Pujianto, Pangestu Eko Purwatmoko, Hariadi Putera, Muhammad Adhim Widiyo Putri Permatasari, Putri Putri, Fanny Adinda Putri, Ni Putu Purba Nava Vidyadhari Rachma Prilian Eviningsih, Rachma Prilian Rachmat Gernowo Raden Ario Raden Ario Raden Mohamad Herdian Bhakti Radini Sinta, Radini Ragil Saputra Rahmat Gernowo Rakhmat Syaefullah Rakhmawati, Renny Rama, Bayu Ramadhan, Hazbina F. Ramadhan, Hazbina Fauqi Ramadhanty, Maria Ulfa Ratna Dwi Meilani, Ratna Dwi Ratna Kurniawati Rayyis, Ahmad Retno Handayani Retno Hartati Retno Kusumaningrum Reysma Shinta Prastiwi Reza Achmad Fauzi Ria Amitasari Ria Azizah Ria Azizah Ria Azizah Tri Nuraini Rieneke L Sela, Rieneke L Rinda Nurul Karimah, Rinda Nurul Rini Pramesti Rizky Erdana Rochmanto, Raditya Artha Rohmawati Bareta, Ainun Rotua Malau Rudhi Pri, Rudhi Rudhi Pribadi Rusdi, Muh Rusli, Muhammad Rizani Sabirin, Ego Safira Aisha Putri Salsabila, Sahda Samsudin PJ, Nur Taufiq Samudera, La Nina Gunaswara Sangkertadi Sangkertadi Sapja Anantanyu, Sapja Saputra, Antonius D. Saputra, Antonius Dwi Sari, Shela Puspita Sarwati, Dhea Erika Satriyo Adhy Septian Aris Munandar Septiani, Mita Eka Setia, Bagus Setya Kartika, Vinda Setyaningsih, Erni SETYANINGSIH, NANIK Setyawati, Rohmah Cahya Eka Shahwatul Majid Shaimah, Atik Sheilla Rachmania, Sheilla Sihono Sihono Silvia Mawarti Perdana Siti Patimah Sofiana, Kristianingrum Dian Sonny Tilaar Sri Astuti Sri Huning Anwariningsih Sri Kusumastuti, Sri Sri Pramestri Lastianny, Sri Pramestri SRI RAHAYU Sri Redjeki Sri Sedjati Sri Sukamta Stephen, Joel Su'indayah, Siti Subagiyo Subagiyo Subiakto, Achmad Yusuf Sudadi Sudadi Sugeng Purbawanto Sugeng Widada Suharyanto, Hendik Eko Hadi Sulistyo Warjono, Sulistyo Sumardi . Sumariyah Sumariyah Sumarno . Sumartini Sumartini Sunaryo Sunaryo Sundjoto, Sundjoto Supandi Supriyanto Supriyanto Supriyati . Suratno Suratno Susiloningtyas, Luluk Sutama Sutarto Sutarto Sutedjo Sutedjo Suwarto Suwarto Syafrimen Syafril syahid Syahid, syahid Syahrial V. Canavaro Syahrial Varrel Canavaro Syahrial Varrel Canavaro Syamsul Ma’arif, Rizal Tatyantoro Andrasto Tiara Anggita Tiara Anggita Tiara Anggita Tohari, Achmad I. Tohari, Achmad Ilham Toifah, Umi Tri Saputra, Tri Tri Siwi Nugrahani Triana, Harry Tumingan Tumingan, Tumingan Utama, Riawati Utomo, Jonny Valentino, Nico Veronica A Kumurur, Veronica A Vicky Dimas Pradhika Vincensius Gunawan S.K. Wahyu Febrianto Wahyu Setia Budi Wahyu Sulistiyo Wandira, Ardiati Widya Wibowo Edi Widianingsih Widianingsih Widihastuti, Rahma Ari Widiyanto Widiyanto Widiyanto Widodo, Nabila Azzahro Widyatmani Sih Dewi Wijaya, Dyah Wijayanti, Puspaneka Wilis Ari Setyati Winda Sari Wiraputra, Muhamad Ravian Wirsuyana, Gede Patrianaya Margayasa Yofi, Yofi Yovita Noor Hidayah Yumarni, Ani Yuningtyastuti, Gita Surya Yuningtyastuti, Gita Surya Zaenab, Zahrina Isnandia Zaenal Arifin Zeho , Fannidya Hamdani Zeho, Fannidya Hamdani Zigtharinta Agiska Velati