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Ayi Yustiati

Publications (34)

Growth Performance, Immune Responses and Genetic Characteristics of Common Carp (Cyprinus carpio) Exposed to Limonene-based Pesticides

Ayi Yustiati, Leni Nurhayati, Irfan Zidni & Titin Herawati · Asian Journal of Fisheries and Aquatic Research · 2026

Botanical pesticides are increasingly used as alternatives to synthetic pesticides, yet their effects on non-target aquatic organisms require careful assessment. This study aimed to determine the effect of a botanical pesticide containing limonene as the active ingredient on the...

Open access Research Article 10.9734/ajfar/2026/v28i101161

Design and Evaluation of Spawning Pond for Ex-situ Aquaculture of Sand Lobster (Panulirus homarus) in a Land-Based Marine Aquaculture System

Ayi Yustiati & Wafiq Hayyan Salamulghazy · Asian Journal of Fisheries and Aquatic Research · 2026

Background: Sand lobster, Panulirus homarus (Linnaeus, 1758), is among the highest-value marine crustaceans traded in Asia, with commercial aquaculture demand that has outpaced the regenerative capacity of wild stocks. Increasing exploitation rates and dependence on wild-caught p...

Open access Research Article 10.9734/ajfar/2026/v28i71111

The Immunity Performance of Nile Tilapia (Oreochromis niloticus) after the Exposure of Botanical Insecticide with Azadirachtin Active Ingredient

Ayi Yustiati, Eliazer Brainerd, Asep Agus Handaka Suryana, Roffi Grandiosa Herman, Bari , Ichsan Nurul, Ibnu Bangkit, Ichsan Nurul Bari, Herman , Roffi Grandiosa & Suryana , Asep Agus Handaka · Asian Journal of Fisheries and Aquatic Research · 2023

This study aims to determine the exposure effect of insecticide with the azadirachtin active ingredient on the immunity of nile tilapia. This research was conducted in March and August for the preliminary test and September-October 2022 for the main test at Ciparanje Inland Aquac...

Open access Research Article 10.9734/ajfar/2023/v24i4639

The Effect of Plant-based Insecticides Contains Active Eugenol and Azadirachtin on Immune System of Common Carp (Cyprinus carpio L.)

Ayi Yustiati, Syifa Masyitoh, Roffi Grandiosa, Titin Herawati, Ichsan Nurul Bari & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Fisheries and Aquatic Research · 2023

This study aims to investigate the toxicity effects of plant-based insecticides containing eugenol and azadirachtin on the immune system of Common Carp (Cyprinus carpio L.). Several immunological parameters, including white blood cell count, red blood cell count, stress response,...

Open access Research Article 10.9734/ajfar/2023/v23i6620

Study of Water Quality Analysis in the Upper Cimanuk River, Sumedang Regency, West Java Province during the Dry Season

Ayi Yustiati, Tiar Husaeri, Titin Herawati & Herman Hamdani · Asian Journal of Fisheries and Aquatic Research · 2023

The Cimanuk River is the longest river in West Java after the Citarum River which passes through four districts namely Garut, Sumedang, Majalengka, and Indramayu districts. The headwaters of the Cimanuk River stretch from Garut to Sumedang Regency. The upper reaches of the Cimanu...

Open access Research Article 10.9734/ajfar/2023/v21i3540

Genetic Analysis of (Oreochromis niloticus) Nirvana Tilapia Cultivated in Wanayasa and Galunggung, Lumajang, Bali, Minahasa Using Random Amplified Polymorphic DNA Method

Ayi Yustiati, Ibnu Bangkit Bioshina Suryadi, . Rosidah, Walim Lili, Dian Yuni Pratiwi, Anandita Rahmania & Maryam Nur Latifah · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2022

This research aims to determine the kinship of nirvana tilapia (Oreochromis niloticus) cultivated in Wanayasa with Galunggung, Lumajang, Bali, and Minahasa by Random Amplified Polymorphic DNA method. All tilapia cultivated in these four places originated from Wanayasa. This resea...

Open access Research Article 10.9734/ajbgmb/2022/v12i330292

Water Quality Downstream of Cimanuk River, West Java

Ayi Yustiati, N. Hilda Agustin, Titin Herawati & Ibnu Bangkit · Asian Journal of Environment & Ecology · 2022

The Cimanuk River is one of the three major rivers in West Java, incidentally the second largest after the Citarum River which aims to analyze the physical and chemical qualities in the lower reaches of the Cimanuk River. The research was conducted for three months, which was car...

Open access Research Article 10.9734/ajee/2022/v19i230343

Water Quality Status of Jatigede Reservoir Sumedang Regency, West Java

Ayi Yustiati, Maria Sintiyani Woro Saputri, Titin Herawati & Herman Hamdani · Journal of Agriculture and Ecology Research International · 2022

With the captured fisheries sector as a livelihood for residents around Jatigede, it is feared that water quality will decline. Another function of the Jatigede Reservoir is to irrigate irrigation canals, control floods, source PLTA power, and raw water to serve the people of Sum...

Open access Research Article 10.9734/jaeri/2022/v23i630243

Water Quality of Cilutung River Sumedang Regency, West Java, Indonesia

Ayi Yustiati, Yasmin Mumtaz, . Iskandar, Ibnu Bangkit Bioshina Suryadi & Titin Herawati · Asian Journal of Fisheries and Aquatic Research · 2022

Cilutung River is one of the sub-watersheds in the middle of the Cimanuk River which is located in Tomo District, Sumedang Regency. Cilutung River utilization is used for sand mining activities and may cause a negative impact on water resources, among others causing a decrease in...

Open access Research Article 10.9734/ajfar/2022/v19i130462

The Use of Pottasium Diformate in Feed to Improve Immunity Performance of Common Carp (Cyprinus carpio, L)

Ayi Yustiati, Awalia Riyani, . Sunarto & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Fisheries and Aquatic Research · 2022

This research aims to determine the optimum potassium diformate (KDF) dosage which was added to commercial feed to increase the immune performance of common carp fingerlings (Cyprinus carpio L). This study was conducted from October – December, 2021 at the Laboratory of Aquacultu...

Open access Research Article 10.9734/ajfar/2022/v17i330402

Genetic Distance of Four Strains of Guppy Fish (Poecilia reticulata) Using RAPD PCR Method

Ayi Yustiati, Aisyah Nuryanti, Ibnu Bangkit Bioshina Suryadi & Yuniar Mulyani · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2021

Guppies are one type of organism that can live well, especially in the tropics. The kinship between species that have genetic similarities can be identified through genotypic mapping, one of which is molecular analysis using. RAPD method with PCR technique. This study aims to det...

Open access Research Article 10.9734/ajbgmb/2021/v10i130228

Growth of Goramy (Osphronemus goramy Lac 1801) Monoculture and Polyculture with Nilem (Osteochilus hasselti C.V)

Ayi Yustiati, Esa Jaya Dinata, Herman Hamdani & Ibnu Bangkit · Asian Journal of Fisheries and Aquatic Research · 2021

This research was conducted to determine the optimal density of gorami (Osphronemus goramy Lac 1801) and nilem (Osteochilus hasselti C.V) polyculture with varios nilem density. The research are carried out in the maintenance pool of the Kawungsari Fish Farmers Group, Kertayasa Vi...

Open access Research Article 10.9734/ajfar/2021/v14i630313

The Effect of Potassium Diformate Addition to Feed on Growth and Survival Rates of Common Carp (Cyprinus carpio L.)

Ayi Yustiati, Mahmud Sa’id, . Junianto & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Fisheries and Aquatic Research · 2020

This research aimed to determine the optimal dosage of potassium diformate addition to commercial feed in order to increase the growth and survival rate of common carp seeds. The method used in this research was experimental in a completely randomized design (CRD) consisting of f...

Open access Research Article 10.9734/ajfar/2020/v10i430186

Promoting Color Brightness of Clown Loach (Chromobotia macracanthus Bleeker) by Mixing Red Spinach (Amaranthus tricolor L.) Powder with Feed Stuff

Ayi Yustiati, Syakirah Imtinan Zurwana, Achmad Rizal & Yuli Andriani · Asian Journal of Fisheries and Aquatic Research · 2020

The purpose of this research is to determine the optimal dose of the addition of red spinach powder to artificial feed on the brightness of clown loach. This research was conducted at Aquaculture Laboratory Building 4 Faculty of Fisheries and Marine Sciences of Universitas Padjad...

Open access Research Article 10.9734/ajfar/2020/v9i330160

Genetic Analysis of Tilapia (Oreochromis niloticus) Nirwana Strain Cultured in Aceh Besar and Wanayasa by Using Random Amplified Polymorphic DNA Method

Ayi Yustiati, Reifolnanda Mangappu Hutagalung, Yuli Andriani, Walim Lili & Ibnu Bangkit · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2020

This research was carried out from June to November 2017. This research aims to analyze genetic relationship of tilapia (Oreochromis niloticus) nirwana strain which is cultured in Aceh Besar (Aceh Province) and in Wanayasa (West Java Province) with RAPD-PCR technique. The DNA Iso...

Open access Research Article 10.9734/ajbgmb/2020/v4i430111

Effect of Stocking Density on Survival Rate and Growth of Tilapia (Oreochromis niloticus Linnaeus, 1758) in Round Container with Water Current Combined with Venturi Aeration System

Ayi Yustiati, Shalsabilla Nariswari, Iis Rostini & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Fisheries and Aquatic Research · 2020

The aim of this research is determine of the optimal stocking density for survival rate and growth of tilapia in round container with water current combined with venturi aeration system. Place of research in the Aquaculture Laboratory, Building 4 Faculty of Fisheries and Marine S...

Open access Research Article 10.9734/ajfar/2020/v8i130132

Potassium Diformateas Feed Additive to Enhance the Performance of Immune System on Giant Gourami Fingerlings (Osphronemus goramy Lacepede, 1801)

Ayi Yustiati, Silmi Rusydagita, . Rosidah & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Fisheries and Aquatic Research · 2020

This research aims to determine the optimum dose of potassium diformate (KDF) which is added to commercial feed to improve the immune performances of giant gourami fingerlings. The research was conducted in October – December 2019 in Aquaculture Laboratories and Biotechnology Lab...

Open access Research Article 10.9734/ajfar/2020/v7i430126

Effectiveness of Potassium Diformate on Feed to Improve Immune Performance of Goldfish (Carassius auratus L.)

Ayi Yustiati, Rima Tri Wahyuni, Achmad Rizal & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Fisheries and Aquatic Research · 2020

This research aims to determine the optimum potassium diformate (KDF) dosage which was added to feed to increase the immune status of goldfish (Carassius auratus L). This study was conducted from September 31 - November 15, 2019 at the Laboratory of Aquaculture and Molecular Biot...

Open access Research Article 10.9734/ajfar/2020/v7i330120

Survival, Growth, Meristic and Morphometric Characteristics of Hybrids Between Black and White Nile Tilapia Strains

Reva Anjar, Ayi Yustiati & Iskandar · Asian Journal of Fisheries and Aquatic Research · 2023

Tilapia is a commodity that has high economic value. The demand for tilapia continues to increase from year to year. In order to improve the genetic quality of fish, a hybridization program is carried out so that they have advantages becomes superior and good, growth rate, diseas...

Open access Research Article 10.9734/ajfar/2023/v24i5645

Growth Performance of Mahseer Fingerlings (Tor soro) Fed Potassium Diformate Added Diets

Lingga Ananda Riyani, Ayi Yustiati, Emma Rochima & Walim Lili · Asian Journal of Fisheries and Aquatic Research · 2023

Mahseer aquaculture activities are still relatively low because they are constrained by slow growth. Potassium diformate can promote growth by improving digestion. This research aimed to determine the optimum dose of potassium diformate addition to artificial feed for the best gr...

Open access Research Article 10.9734/ajfar/2023/v21i5552

Biodiversity in the Cipeles River, Sumedang Regency, West Java Province, Indonesia

. Rostika, Ayi Yustiati, Titin Herawati & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Fisheries and Aquatic Research · 2022

This study aims to determine the diversity of fish species and to analyze the condition of water quality in the Cipeles River, Summedang Regency, West Java Province, Indonesia. The research was conducted for one month. The research method used was census with purposive sampling t...

Open access Research Article 10.9734/ajfar/2022/v17i430409

Lobster Cultivation in Indonesia and Vietnam: A Review

Mochhamad Ikhsan Cahya Utama, Ayi Yustiati, Yuli Andriani & Rita Rostika · Asian Journal of Fisheries and Aquatic Research · 2021

The development of spiny lobster (Panulirus sp.) cultivation is of particular concern as market demand continues to increase while capture fisheries production remains static and with little chance of increasing. Indonesia has a unique opportunity to build the largest lobster aqu...

Open access Research Article 10.9734/ajfar/2021/v13i130255

Determination of Genetic Diversity of Four Guppy Strains Using the Random Amplified Polymorphic DNA-PCR

Riva Hafidah, Ayi Yustiati, Yuniar Mulyani & Ibnu Bangkit Bioshina Suryadi · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2021

This research aims to determine genetic diversity of four strains guppy, respectively are japan blue double sword (JBD), japan blue tiger double sword (JBTD), blue moscow (BM), and panda guppy (PG) with RAPD-PCR method. The obtained genetic diversity data is used as guide referen...

Open access Research Article 10.9734/ajbgmb/2021/v8i130183

Evaluation of Various Sources of Bacteria on Biofloc Productivity

. Aisyah, Ayi Yustiati & Yuli Andriani · Asian Journal of Fisheries and Aquatic Research · 2021

Biofloc technology is a new alternative in addressing water quality problems in aquaculture which is adapted from conventional domestic waste processing techniques. The main principle applied in this technology is water quality management which is based on the ability of heterotr...

Open access Research Article 10.9734/ajfar/2021/v12i230231

Genetic Relationship of Four Strains of Guppy (Poeciliareticulata Peters, 1859) Using RAPD-PCR Method

Ine Triana Nuradha, Ayi Yustiati, Asep Agus Handaka & Ibnu Bangkit · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2021

This study aims to determine the genetic relationship between four strains of guppy, albino full platinum (AFP), albino german yellow (AGY), top sword (TS) and guppy yellow cobra (GYC) using the RAPD-PCR method. This study used explorative method without experimental design and a...

Open access Research Article 10.9734/ajbgmb/2021/v7i430180

Growth Performance of Mutiara Catfish (Clarias gariepinnus) Fed a Combination of Commercial Feed and Black Soldier Fly Maggot (Hemetia illucens)

Maulana Ranantika Habibie, Ayi Yustiati, Kiki Haetami & Ibnu Bangkit Suryadi · Asian Journal of Fisheries and Aquatic Research · 2020

The purpose of this research was to determine the appropriate combination of commercial feed and maggot to produce optimum growth, feed efficiency and food conversion ratio for catfish. This research used experimental method with Completely Randomized Design (CRD) consisting of f...

Open access Research Article 10.9734/ajfar/2020/v9i430168

Structure of the Fish Community in the Jatigede Reservoir Post Six Years of Flooding

Titin Herawati, Maria Sintiyani Woro Saputri, Ayi Yustiati & Herman Hamdani · Asian Journal of Fisheries and Aquatic Research · 2022

Jatigede Reservoir began to be inundated in August 2015. The fish caught at the beginning of the 2017 inundation were 9 families consisting of 17 species in 2017. This research aims to determine the structure of the fish community living in the Jatigede Reservoir after six years...

Open access Research Article 10.9734/ajfar/2022/v20i1483

Application of IoT-based Technology in Vaname Shrimp Cultivation: A Systematic Literature

Fittrie Meyllianawaty Pratiwy, Adinda Kinasih Jacinda & Ayi Yustiati · Asian Journal of Fisheries and Aquatic Research · 2021

Vaname shrimp is one type of shrimp that the people of Indonesia widely cultivate. However, there are several problems in the failure of vaname shrimp production, including poor water quality during the maintenance period, especially in ponds. Based on the selection of inclusion...

Open access Research Article 10.9734/ajfar/2021/v15i630354

Effect of Red Ginger Essential Oil (Zingiber officinale Var. Rubrum) Addition on Chitosan Based Edible Coating towards Organoleptic Characteristics Pempek

Nabila Ayu Pratiwi, Iis Rostini, Ayi Yustiati & Rusky Intan Pratama · Asian Journal of Fisheries and Aquatic Research · 2021

This study aims to determine the best concentration of red ginger essential oil addition (Zingiber officinale var. Rubrum) edible coating to chitosan on the organoleptic quality of pempek. The research method was experimental which consisted of 5 treatments, namely control, addit...

Open access Research Article 10.9734/ajfar/2021/v15i530340

Macrozoobenthos Community Structure in Mangrove Forest Ecotourism Area Karangsong Indramayu Regency, West Java

Regina Prihatiningrum Tien Tono Putri, Herman Hamdani, Ayi Yustiati & Heti Herawati · Asian Journal of Fisheries and Aquatic Research · 2021

This research aims to analyze the diversity of macrozoobenthos species and density in mangrove ecotourism waters Karangsong Indramayu Regency West Java. The research was conducted in West Java starting from January 2021 to March 2021. This research method uses primary data in the...

Open access Research Article 10.9734/ajfar/2021/v14i430301

Qualitative Descriptive Data Analysis of the Competitiveness of Floating Cage Net Production in West Java Province

Fitri Andayani, Asep Agus Handaka Suryana, Ayi Yustiati & Atikah Nurhayati · Asian Journal of Fisheries and Aquatic Research · 2021

This study has the aim to analyze the competitiveness production of floating net cages aquaculture in West Java Province. The research was conducted from September 2020 – July 2021. The method used was a literature survey to determine the competitiveness of floating net cage aqua...

Open access Research Article 10.9734/ajfar/2021/v13i630282

Strengthening Local Community in Mangrove Ecotourism at Pangandaran, West Java Province, Indonesia

Atikah Nurhayati, Nora Akbarsyah, Wahyuniar Pamungkas, Titin Herawati & Ayi Yustiati · Asian Journal of Fisheries and Aquatic Research · 2023

This research aims to analyze Strengthening Local Community in Mangrove Ecotourism at Pangandaran, West Java Province, Indonesia. This research period was conducted in June - November 2022 Local Community in Mangrove Ecotourism at Pangandaran, West Java Province, Indonesia. The d...

Open access Research Article 10.9734/ajfar/2023/v21i3543

The Effectiveness of the Red Water System (RWS) Technique in African Catfish Culture (Clarias gariepinus): A review

Astrid Puspita Ayuningtyas, Yustiati , Ayi, Ayuningtyas , Astrid Puspita, Andriani , Yuli, Yuli Andriani & Ayi Yustiati · Asian Journal of Fisheries and Aquatic Research · 2023

This article aims to analyzed the effectiveness of the Red Water System Technique on the survival and growth of cultivated catfish from the conclusions of several previous researchers. The method used in this literature study is to review several research articles on the success...

Open access Research Article 10.9734/ajfar/2023/v23i3601