The accumulation of excessive organic matter in the rearing medium, driven by metabolic waste (feces) and improperly managed feed, is the primary cause of declining water quality. Efforts to control these conditions are necessary to maintain the stability of the aquaculture environment, one of which is through the implementation of a recirculation system using an activated carbon filter medium …
The kissing gourami fish is one of the local commodities with high market value and great potential for development as a cultivated fish. One of the applications of feed management is regulating the feeding frequency. The purpose of this study was to determine the optimal feeding frequency for kissing gourami fish fry that supports growth, survival rate, feed efficiency, and water quality in an…
The raising of kissing gourami (Helostoma temminckii) is influenced by various factors, with water quality being a significant one. The quality of water used in aquaculture is greatly affected by the source from which it is drawn. This study explores three different water sources: water from the local water company (PDAM), wastewater from Nile tilapia (Oreochromis niloticus) culture, and swamp …
Kissing gourami (Helostoma temminckii) is a freshwater fish with high economic value, but the availability of seeds still depends on wild catches due to the limited availability of mature gonad broodstock. Efforts to accelerate gonad maturation can be done through hormonal induction using pregnant mare serum gonadotropin (PMSG). Oodev® contains pregnant mare serum gonadotropin (PMSG) and antid…
Pangasius catfish culture using swamp water is constrained by low pH value, which are below the optimum range of 6.5–8.5 for pangasius catfish. Efforts can be made the issue of low pH among others is by liming. Alternative lime material from chicken egg shells can be used as a liming material to increase the pH of water. The quality of lime influenced of the calcination. The objective of this…
The availability of clean water for aquaculture is increasingly threatened due to growing pressure on water resources, while aquaculture waste is generally not yet optimally treated. Waste from catfish (Clarias sp.) farming contains high levels of organic matter and nutrients, such as ammonia and phosphate, which can degrading water quality. This study aims to evaluate the effectiveness of a Co…
Ikan tambakan (Helostoma temminckii) merupakan salah satu ikan air tawar yang dibudidayakan, tetapi memiliki pertumbuhan yang lambat. Intensitas cahaya merupakan salah satu faktor yang memengaruhi pertumbuhan ikan. Tujuan penelitian ini adalah untuk menentukan intensitas cahaya terbaik untuk pertumbuhan panjang dan bobot mutlak, efisiensi pakan, kelangsungan hidup, kadar glukosa darah benih ika…
Ikan tambakan merupakan satu diantara jenis ikan air tawar yang habitat aslinya di wilayah beriklim tropis termasuk Indonesia. Pertumbuhan ikan tambakan dalam pengembangan budidaya masih tergolong lambat. Photoperiod menjadi salah satu cara penerapan dalam meningkatkan pertumbuhan dan kelangsungan hidup benih ikan tambakan. Photoperiod merupakan faktor lingkungan yang dapat mempengaruhi fisiolo…
The Sumatran featherback (Chitala hypselonotus) is currently threatened with extinction due to overfishing and a suspected drastic decline in its population caused by changes in environmental conditions. This study aims to determine the growth, survival, and feed efficiency of C. hypselonotus maintained at different depths. The study was conducted at the Basic Fisheries Laboratory and Aquacultu…
Ikan cupang (Betta splendens) jantan memiliki nilai jual tinggi karena tampilannya menarik. Untuk meningkatkan populasi jantan, digunakan metode maskulinisasi. Penelitian ini bertujuan untuk mengetahui lama waktu terbaik dalam proses maskulinisasi ikan cupang (Betta splendens). Penelitian ini dilaksanakan di Laboratorium Dasar Perikanan, Laboratorium Budidaya Perairan dan Kolam Percobaan, Progr…
Transportasi benih ikan nilem sistem tertutup dengan durasi yang lama berpotensi menurunkan kualitas air dan tingkat kelangsungan hidup benih ikan nilem pascatransportasi. Penelitian ini bertujuan untuk mengetahui penambahan zeolit cair yang sesuai pada media transportasi benih ikan nilem sehingga dapat mempertahankan kualitas air, menekan tingkat stres dan mempertahankan kelangsungan hidup ben…
One of the largest cost components in fish farming is feed. Feed costs can reach 60–70% of total production costs, so the high price of manufactured feed is a major obstacle for catfish farmers. One solution that can be used is to utilize alternative raw materials that come from local sources, are easily obtained, contain minerals, and have relatively low costs, one of which is chicken eggshe…
Ikan guppy dapat meningkatkan nilai jual karena ikan jantan memiliki warna lebih cerah dan bentuk tubuh lebih menarik dibandingkan betina. Oleh karena itu, diperlukan upaya peningkatan jumlah ikan jantan melalui proses maskulinisasi menggunakan bahan alami, salah satunya ekstrak biji labu kuning. Penelitian ini bertujuan untuk mengetahui dosis ekstrak biji labu kuning (Cucurbita moschata D.) ya…
Botryococcus braunii is a colonial green microalga with high potential as a source of valuable biomass. However, its large scale production is constrained by high production costs. The utilization of snakehead fish culture wastewater supplemented with agricultural fertilizers provides a more economical and sustainable growth medium. This study aimed to determine the optimal percentage of agricu…
One effort to maintain the production value of catfish is cultivation intensification, increasing stocking density from the nursery to the grow-out stage. Recirculating systems with combining of different filter types have been did in several previous studies. However, studies on the effect of different compositions of filter materials in the form of activated charcoal and zeolite during the nu…
The use of natural ingredients as feed additives has been increasingly been developed because they are considered capable of improving fish performance and health. One of the potential natural ingredients as a feed additive is red onion (Allium cepa L.), which has been proven to enhance fish growth. The purpose of this study was to determine the optimal dosage of onion powder in feed for the gr…
Universitas Sriwijaya Indralaya has a 42.38 ha artificial freshwater lake. The species diversity of freshwater fish in the lake has not been documented. This study aims to study the species diversity of freshwater fish in the lake. The study was conducted from May to July 2025. This study used an exploratory survey method and sample collection using purposive random sampling technique. Fish wer…
Bronze featherback (Notopterus notopterus) is an economically valuable freshwater fish in South Sumatra, Indonesia. Increasing consumer demand for N.notopterus has led to increased exploitation in the wild. To increase the population and production, cultivation is necessary. This study aims to determine the growth and survival of N. notopterus in concrete ponds and tarpaulin ponds. This researc…
Papain enzyme, a protease enzyme has been shown to increase feed efficiency and fish growth. Papain enzyme performance is influenced by several factors, one of them is enzyme concentration. The appropriate enzyme concentration or percentage will maximize the enzyme's performance. This research aimed to determine the best percentage of papain enzyme addition to feed to increase the growth and fe…
Fish diversity is an important component in the functioning of aquatic ecosystems. The Kelekar River is a habitat for various species of freshwater fish. This study aims to assess the diversity of freshwater fish in the Kelekar River of middle section, Pelempang Village, Muara Enim Regency, South Sumatra. This research was conducted from May to July 2025. This research uses explorative survey m…
Climbing perch (Anabas testudineus) is a native freshwater fish species in Indonesia that inhabits swamp, rivers and lakes. This species is known to have relatively slow growth and development. One efforts to increase its growth is through environmental manipulation with the lighting method (photoperiod) given to the rearing media. Photoperiod or duration of light exposure, is an environmental …
Porphyridium cruentum is a red microalga rich in bioactive compounds with potential for various industries. However, harvesting is difficult due to its microscopic unicellular nature. Bioflocculation using Streptomyces sp. offers an eco-friendly alternative. This study aimed to determine the optimal concentration of Streptomyces sp. for flocculation efficiency, protein and phycoerythrin content…
The main constraint in climbing perch (Anabas testudineus) culture is its relatively slow growth rate, which can affect the productivity and efficiency of aquaculture cultivation. The primary factors contributing to fish growth include feed quality, nutrient content, and the balance of essential amino acids. One effort to improve feed efficiency is through the supplementation of essential amino…
One of the challenges of snakehead fish farming is finding feed that is both affordable and high in protein. This study aimed to determine the effect of using locally sourced feed on snakehead fish growth. The research was conducted at the Aquaculture Laboratory and Experimental Pond of the Aquaculture Study Program Universitas Sriwijaya Department of Fisheries from July to August of 2025. The …
Fingerlings require proper nutrition to grow well. Silk worms (Tubifex sp.) are commonly used as feed during the fingerling phase due to their excellent nutritional content. However, a limitation of silk worms (Tubifex sp.) is their availability, which can be constrained during certain periods, especially in the rainy season, leading to increased prices and consequently higher production costs.…
SITI ANNISA TRI SUSANTI. Specific Allel of Nile Tilapia (Oreochromis niloticus.) from Maninjau Lake Based on Single Nucleotide Polymorphism (SNP) Marker (Supervised by MARINI WIJAYANTI). Tilapia (Oreochromis niloticus) is a fish native to the Nile River. Currently in Indonesia, there are many new strains of tilapia resulting from crossbreeding to produce tilapia with specific desired characteri…
Notopterus notopterus dan Chitala hypselonotus merupakan spesies ikan asli Sumatera Selatan, Indonesia. Kedua spesies ini termasuk dalam famili Notopteridae. Secara morfologi kedua spesies ini sangat mirip. Penelitian ini bertujuan untuk menganalisis perbedaan karakter morfometrik–meristik N.notopterus dan C. hypselonotus asal Sungai Kelekar, Sumatera Selatan. Penelitian ini telah dilaksanaka…
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Male guppies (Poecilia reticulata) are popular because they are have beautiful color patterns. The production of male monosex guppies can be done with masculinization techniques. One of the natural ingredients that can be applied in masculinization techniques is pasak bumi (Eurycoma longifolia) plant. The purpose of this research was to increase the percentage of male guppies. The research meth…
The optimal water pH for pangasius catfish culture is 6.5-8.5. One of the several materials that can be used to increase the pH of swamp water is calcium oxide. The research aims to determine the best dose of calcium oxide lime to increase the pH of swamp water as a medium culture of pangasius catfish. This research carried out at the Aquaculture Laboratory and Experimental Ponds, Aquaculture S…