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All Journal Buletin Veteriner Udayana e-Journal BUDIDAYA PERAIRAN Torani Journal of Fisheries and Marine Science Jurnal Perikanan dan Kelautan Journal of Marine Research Jurnal Sains dan Inovasi Perikanan/Journal of Fishery and Innovation (JSIPi) Jurnal Sains Teknologi dan Lingkungan (JSTL) Acta Aquatica: Aquatic Sciences Journal Jurnal Biologi Tropis Aquasains : Jurnal Ilmu Perikanan dan Sumberdaya Perairan Jurnal Pengabdian Magister Pendidikan IPA Journal of Aquaculture Science Jurnal Abdi Insani Jurnal Pengabdian Perikanan Indonesia Jurnal Media Akuakultur Indonesia TEKIBA : Jurnal Teknologi dan Pengabdian Masyarakat Penamas: Journal of Community Service Journal of Fish Health Jurnal Pepadu Jurnal Perikanan dan Kelautan Jurnal Perikanan
Fariq Azhar
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EFEKTIVITAS EKSTRAK DAUN KAWISTA (Limonia acidissima) TERHADAP SISTEM IMUN IKAN NILA (Oreochromis niloticus) YANG DIINJEKSI BAKTERI Aeromonas hydrophila Febriana, Nurlita; Azhar, Fariq; Abidin, Zaenal; Setyowati, Dewi Nur’aeni
Jurnal Media Akuakultur Indonesia Vol 4 No 4 (2024): Indonesian Journal of Aquaculture Medium
Publisher : Program Studi Budidaya Perairan Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/mediaakuakultur.v4i4.6139

Abstract

ABSTRACT Tilapia (Oreochromis niloticus) is a freshwater commodity that has high prospects in the fisheries sector. A. hydrophila bacteria is a pathogenic bacteria that can cause death, often found in freshwater fish. The kawista plant contains alkaloids, tannins, flavonoids, steroids and polyphenols. The objective of the study was to determine the effectiveness of kawista leaf extract Limonia acidissima) against the immune system of tilapia (Oreochromis niloticus) injected with A. hydrophila bacteria. This study was experimental using a completely randomized design (RAL) method consisting of 5 treatments with 3 replications namely K- (Not given kawista leaf extract and injected with 0.9% NaCl), K+ (Not given kawista leaf extract and injected with A. Hydrophila bacteria ), P1 (Addition of kawista leaf extract to feed with a dose of 0.5% and injection of A. hydrophila bacteria, P2 (Addition of kawista leaf extract to feed with a dose of 1% and injection of A. Hydrophila bacteria), P3 (Addition of kawista leaf extract to feed with dose of 2% and injection of A. Hydrophila bacteria).The results showed that giving kawista leaf extract with different doses affected the immune system in tilapia and fish survival.In this study the best treatment was obtained in treatment 2 with a total erythrocyte value of 1.92 x106 cell/mm3, total leukocytes 2.58x104 cell/mm3, differential leukocytes are divided into 4 parts, namely lymphocytes 66.7%, monocytes 5.33%, neutrophils 21.7%, and platelets 6.33%, hemoglobin 6.6%, hematocrit 17.33%, phagocytosis activity 69.93%, and a Total Bacteria Count (TBC) of OD620 3.53 and a survival rate of 68%. The conclusion was obtained that the use of kawista leaf extract at a dose of 1% in feed could improve the immune system of tilapia injected with A. hydrophila bacteria.
Efektivitas Ekstrak Daun Komak (Lablab purpureus) Terhadap Sistem Imun Ikan Nila (Oreochromis niloticus) Yang Diinjeksi Bakteri Aeromonas hydrophila Rabi’atussamiah; Azhar, Fariq; Abidin, Zaenal; setyowati, Dewi Nur’aeni
Jurnal Media Akuakultur Indonesia Vol 4 No 4 (2024): Indonesian Journal of Aquaculture Medium
Publisher : Program Studi Budidaya Perairan Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/mediaakuakultur.v4i4.6140

Abstract

This study aims to determine the effect of comma leaf extract on the immune system of tilapia injected with A. hydrophila bacteria. This research was conducted for 60 days at the Fish Production and Reproduction Laboratory and Aquaculture Fish Health Laboratory, Aquaculture Study Program, Department of Fisheries and Marine Sciences, Faculty of Agriculture, University of Mataram. The method used was a completely randomized design (CRD) experiment with five treatments and three replications, namely where K- was not given comma leaf extract and was injected with 0.9% NaCl, K+ was not given comma leaf extract and was injected with A. Hydrophila bacteria, P1 (0.5%) extract comma leaf and injected with A. hydrophila bacteria, P2 (1%) of komak leaf extract and injected with A. hydophila bacteria, P3 (2%) of komak leaf extract and injected with A. hydrophila bacteria. The observed parameters were total erythrocytes, total leukocytes, hemoglobin, hematocrit, differential leukocytes, phagocytosis activity, total bacteria and survival (SR). The results showed that the average value of total erythrocytes was 1.22-1.82 x106 cells/mm3, total leukocytes were 2.08-2.8 x104 cells/mm3, hemoglobin was 3.4-5.5%, hematocrit was 14.1-17.3%, differential leukocytes consisted of 4 types of cells, namely lymphocytes. , monocytes, neutrophils and platelets. Lymphocytes 60.7-72.3%, monocytes 4.3-7.3%, neutrophils 17-24.3%, and platelets 6.3-7.7%, phagocytosis activity 44.8-66.3%, total bacteria (TB) OD620 3.39-3.84, survival (SR) 46.7-66.7 %. The addition of 2% of comma leaf extract to the feed can improve the immune system of tilapia injected with A. hydrophila bacteria
Growth of Sea Grapes (Caulerpa lentillifera) in Laboratory-Scale Cultivation With Urea As A Single Nitrogen Nutrient Eviana, Maulani; Mukhlis, Alis; Azhar, Fariq
Journal of Fish Health Vol. 4 No. 4 (2024): Journal of Fish Health
Publisher : Aquaculture Department, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jfh.v4i4.5956

Abstract

Sea grape (Caulerpa lentillifera) is a strategic green macroalgae with significant potential in aquaculture and functional food industries. However, its cultivation remains constrained by limited production techniques. This study investigated the influence of nitrogen concentration on C. lentillifera growth in a laboratory-scale cultivation system. A completely randomized experimental design was implemented with four treatments: a control group (0 ppm) and nitrogen supplementation levels of 5, 10, and 15 ppm, each replicated thrice over 21 days. Results demonstrated a significant positive correlation between nitrogen concentration and growth parameters. The 15 ppm nitrogen treatment exhibited the highest absolute growth (3.37 g), relative growth rate (13.50%), and specific growth rate (1.82% per day). Interestingly, no statistically significant difference was observed between 10 and 15 ppm treatments, suggesting a potential nitrogen uptake saturation point. Water quality parameters remained stable throughout the experiment, with temperature ranging from 28-30°C, salinity at 33-34 ppt, dissolved oxygen between 5.9-6.7 ppm, and pH maintained at 7.5-7.8. The study provides crucial insights into nitrogen's role in C. lentillifera cultivation, offering a scientific foundation for developing more efficient and sustainable macroalgae production strategies in aquaculture and functional food industries.
Efficiency of Using Kappa-Carrageenan as an Immunostimulant Agent in the Non-Specific Immune System of Vannamei (Litopenaeus vannamei) Infected with AHPND (Acute Hepatopancreatic Necrosis Disease) Azhar, Fariq; Scabra, Andre Rachmat; Muahiddah, Nuri; Affandi, Rangga Idris
Journal of Fish Health Vol. 5 No. 1 (2025): Journal of Fish Health
Publisher : Aquaculture Department, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jfh.v5i1.6358

Abstract

Vibrio parahaemolyticus is one of the bacteria that can attack whiteleg shrimp and cause Acute Hepatopancreatic Necrosis Disease (AHPND) or Early Mortality Syndrome (EMS) in shrimp. One alternative that can be used is the use of seaweed-based immunostimulants, namely k-carrageenan. The purpose of this study was to evaluate the effectiveness of k-carrageenan mixed in feed with different doses on increasing the immune system of whiteleg shrimp infected with AHPND. This study was conducted for 60 days with an experimental method in the form of a Completely Randomized Design (CRD) consisting of 5 treatments and 3 replications, namely, P1 (Positive Control): Commercial Feed + Vibrio parahaemolyticus Infection; P2 (Negative Control): Commercial Feed + 0.9% NaCl Infection; P3: Commercial Feed + Kappa-carrageenan 8 g / kg + Vibrio parahaemolyticus Infection; P4: Commercial Feed + Kappa-carrageenan 10 g/kg + Vibrio parahaemolyticus Infection; P5: Commercial Feed + Kappa-carrageenan 12 g/kg + Vibrio parahaemolyticus Infection. The results of this study indicate that the addition of 12 g/kg of k-carrageenan to the feed affects the survival rate and immune system of whiteleg shrimp infected with Vibrio parahaemolyticus.
Hematological Parameters and Growth Performance of Nile Tilapia (Oreochromis niloticus) Fed Fermented Papaya (Carica papaya L.) Leaf Extract Lestari, Widia; Azhar, Fariq; Diamahesa, Wastu Ayu
Journal of Fish Health Vol. 5 No. 4 (2025): Journal of Fish Health
Publisher : Aquaculture Department, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jfh.v5i4.8335

Abstract

Nile tilapia (Oreochromis niloticus) is one of the most important aquaculture species worldwide, but intensive farming has increased susceptibility to bacterial infections, particularly Aeromonas hydrophila, which threatens productivity and survival. This study evaluated fermented papaya (Carica papaya L.) leaf extract (FPLE) as a natural immunostimulant and sustainable alternative to antibiotics in Nile tilapia culture. A 45-day feeding trial was conducted using a completely randomized design with five treatments (0, 16, 18, and 20 mL FPLE/kg feed) and three replicates. Hematological, immunological, growth, and bacterial resistance parameters were analyzed. Results showed that supplementation with 20 mL/kg FPLE significantly increased post-infection leukocyte counts (2.82×10⁴ vs. 2.40×10⁴ cells/mm³), phagocytic activity (46.26% vs. 39.51%), and erythrocyte levels (5.85×10⁶ vs. 5.25×10⁶ cells/mm³). Differential leukocyte analysis revealed lymphocyte dominance (90.33%) and elevated monocytes (13.33%), indicating enhanced adaptive and nonspecific immunity. In addition, total bacterial load decreased by 22.4%, and specific growth rate improved (4.34% vs. 4.22%/day), while water quality remained within optimal ranges. The synergistic effects of papaya-derived bioactive compounds and Lactobacillus casei probiotics from Yakult likely contributed to immune enhancement and nutrient absorption. FPLE supplementation at 20 mL/kg optimized immunostimulation without compromising survival (77–84%), demonstrating its dual role in disease prevention and growth promotion. These findings highlight FPLE as a safe, eco-friendly feed additive with strong potential for reducing antibiotic dependence and supporting sustainable tilapia aquaculture.
Feed production techniques using local raw materials for mud crab farmers in Madak Belek Hamlet, Sekotong District Diamahesa, Wastu Ayu; Lumbessy, Salnida Yuniarti; Azhar, Fariq; Abidin, Zaenal; Badrun, Badrun; Affandi, Rangga Idris; Sumsanto, Muhammad; Diniariwisan, Damai; Rahmadani, Thoy Batun Citra; Setyono, Bagus Dwi Hari
Penamas: Journal of Community Service Vol. 5 No. 4 (2025): Penamas: Journal of Community Service
Publisher : Nur Science Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53088/penamas.v5i4.2284

Abstract

This community service activity focused on developing feed production techniques using local raw materials for mud crab farmers in Madak Belek Hamlet, Sekotong District. The main challenge faced by farmers is the high cost of commercial feed, which reduces profit margins. In fact, the area is rich in underutilized nutrient-rich local resources such as trash fish and seafood processing by-products. A participatory approach was applied, including observation, socialization, demonstration, hands-on training, and evaluation. The training emphasized feed formulation and the application of 5% wheat gluten as a binder, which had been proven in preliminary studies to enhance feed stability in water. The results showed an improvement in participants’ knowledge and skills in processing local ingredients into quality feed. The expected impacts include reducing dependence on commercial feed, lowering production costs, and improving the efficiency and sustainability of mud crab farming. For further optimization, feed performance testing on crab growth and economic feasibility analysis are required.
Co-Authors Abdul Syukur Abidin, Z Agustin, Pradita Ayu Aini , Kuratul Alis Mukhlis Amanda, Dwika Melani Andre Rachmat Scabra Ayu Adhita Damayanti Badrun Badrun Bagus Dwi Hari Setyono Batun Citra Rahmadani, Thoy Damai Diniariwisan Dewi Nur'aini Setyowati Dewi Putri Lestari, Dewi Putri Diamahesa, Wastu Ayu Diniariwisan, Damai Dwina Angga, Prayogi Dwiyanti , Septiana Dyke Gita Wirasisya Eviana, Maulani Fadillah, Hayatun Farman, Yudi Faturrahman Febriana, Nurlita Febrianti, Baiq Yunita Hadzriil Jeeffry , Ku Hafizah, Imroatul Hapizah, Imro'atul I Wayan Rainbow Idris Affandi, Rangga Indarwati Indarwati Irmadiati, Irmadiati Jaelani, Muhamad Mahsun Junaidi, Muhammad Laksono Trisnantoro Lumbessy, Salnida Yuniarti Lutfi Hamzan Wari Maknun, Lu'lu'il Marniati Marniati Muhammad Amin Muhammad Bangun Mubaraq Muhammad Junaidi Muhammad Marzuki Muhammad Sumsanto Mulyani, Laily Nanang Satria Sumarjan Nanda Diniarti Nur Fadillah Nur Fadillah, Nur Nurhasanah Nurhasanah Nuri Muahiddah Nurliah Nurliah Nurul Pratiwi Rabi’atussamiah Rahmadani, Thoy Batun Citra Rahman, Ibadur Rangga Idris Affandi Rosyida, Azilia Sahrul Alim Saptono Waspodo Setyowati, Dewi Nur'aeni Setyowati, Dewi Nur’aeni Setyowati, Dewi Nur’aeni Siti Hilyana Soleha, Anisa R. Syafitri, Iin Syawalina Fitria Thoy Batun Citra Rahmadani Widia Lestari Wilisetyadi, Lalu Wahyu yadin yadin, yadin Yahya, Aslam Zulfiqar Yuliana Asri Zaenal Abidin