Microplastics are plastic particles smaller than 5 mm that are widely found in aquatic environments and have the potential to enter the bodies of aquatic organisms, including crabs. This study aims to determine the abundance, types, and polymer composition of microplastics in Fiddler Crabs (Uca spp.) inhabiting the Musi River Estuary, South Sumatra. The soft tissues of crab samples were digeste…
Coal mining of PT Satria Bahana Sarana is carried out using the open pit method. The open pit mining method will produce a depression that will be filled with water when it rains. In the E Banko pit of PT Satria Sarana Bahana there is a void filled with water located in the e banko pit. The void enters the boundary pit in the LOM (life of mine) design, which is right between the void and the pi…
One of the obstacles in tilapia cultivation is the Aeromonas hydrophila bacteria that causes Motile Aeromonas Septicemia (MAS) disease. This disease can be overcome by using natural ingredients. One of the natural ingredients that can be used to treat bacterial diseases in fish is the stem of brotowali (Tinospora crispa L.). The use of the stem of brotowali has been proven in vitro to inhibit A…
Research on artificial feed for striped snakehead fish has been carried out a lot at this time, but several studies show striped snakehead fish have not been able to utilize artificial feed efficiently. One way to increase feed efficiency and growth of striped snakehead fish is by adding L-Carnitine in feed. L-Carnitine functions as a transfer of long chain fatty acids to mitochondria to be oxi…
Striped snakehead fish, is classified as carnivores, requires animal-source feed. Earthworms, rice snails and chicken intestines are the animal ingredients that can be used as striped snakehead fish feed, both in fresh and dried form. Dry feed can be stored longer than wet feed. This research aimed to determine the best type of dry feed between earthworms, rice snails, and chicken intestines to…
Application of Cockle (Anadara granosa) Shell Lime with Different Size Percentages in Swamp Water for Pangasius Catfish (Pangasius sp.) Rearing Media (Supervised by DADE JUBAEDAH). The optimal pH value for pangasius catfish culture is 6.5-8.5. One of the efforts to increase pH value of swamp water that has low pH value is by liming. Lime is composed of different particle sizes. This research ai…
Optimal water quality is a key factor in successful kissing gourami farming, as poor water conditions can affect fish health and growth, leading to mortality. Efforts that can be made to prevent water quality problems include using Recirculating Aquaculture Systems (RAS) for fish farming. One filtration combination that can be used in RAS is zeolite and blood cockles (Anadara granosa). This stu…
The availability of high quality fish fry is one of the important factors in supporting the success of silver rasbora (Rasbora argyrotaenia) culture. One of the efforts that can be done is by feeding natural food enriched with nutrients, such as Artemia sp. enriched with corn oil as a source of essential fatty acids. This research aims to determine the best optimal dose of Artemia sp. enrichmen…
Bioflok merupakan teknologi budidaya yang menggunakan aliran oksigen dan pemanfaat mikroorganisme secara langsung. Kedalaman titik aerator menjadi salah satu faktor penentu dalam pembentukan flok dalam sistem bioflok. Kedalaman titik aerator yang tepat dapat mengurangi endapan yang berpotensi menjadi amonia pada kualitas air pemeliharaan. Tujuan penelitian ini untuk mengetahui kedalaman titik a…
Botryococcus braunii microalgae is a green single-cell plant that lives in freshwater and is known for its benefits and high production costs. One of the efforts to overcome production costs is using snakehead fish farming wastewater as a growing medium for B. braunii. Several studies using wastewater media have shown less efficient growth of B. braunii due to limited production costs, so it is…
This study explored the perceptions of sixth-semester students from the English Education Study Program at Sriwijaya University regarding the use of ChatGPT as a translation tool. With the increasing integration of AI technologies into education, understanding students' experiences and attitudes toward such tools is essential. This study employed a quantitative approach using a structured quest…
This research examines survival strategies and places to stay overnight for homeless people in PalembangCity. The aim of this research is about what strategies are used by homeless people and where homelesspeople spend the night in Palembang City. The method used in this research is a descriptive qualitativeresearch method with a case study strategy. Determining the informants in this research …
Botryococcus braunii berpotensi dapat dimanfaatkan dalam industri pangan fungsional, pakan ternak, pigmen alami, kosmetik, farmasi, bahan pengental dan biofuel. Pemanenan mikroalga seringkali masih terkendala karena mikroalga bersifat uniseluler mikroskopis, sehingga proses pemisahan biomassa sulit dipisahkan dari media kulturnya. Metode biofloukasi menggunakan flokulan bakteri mampu membantu p…
Three spot gourami (Trichopodus trichopterus) in a native freshwater fish of Indonesia that has a potential to be developed as a aquaculture fish. This study aimed to determine the best stocking density for the survival and growth of T. trichopterus which is domesticated in gallon media. The research was conducted at the Batanghari Sembilan Community Hatchery, Indralaya, the Basic Fisheries Lab…
Nile tilapia (Oreochromis niloticus) is one of the important freshwater fish commodities in Indonesia that has various strains resulting from genetic selection. This study aimed to determine the morphological characteristics and species or strain composition of Nile tilapia that are cultivated or caught in Ranau Lake by utilizing Single Nucleotide Polymorphism (SNP) molecular markers through th…
Banyuasin waters are an estuarine area that is vulnerable to heavy metal pollution due to land-based activities. This study aimed to analyze the concentrations of heavy metals lead (Pb) and cadmium (Cd) in blood cockles (Anadara granosa) and sediments, compare the results with the applicable quality standards, and calculate the bioconcentration factor (BCF) as an indicator of heavy metal accumu…
The bonylip barb (Osteochilus vittatus, Valenciennes 1842) belongs to the Cyprinidae family. Studies on the morphometric differences between male and female O. vittatus fish from the Kelekar River have not been conducted. This study aims to determine the differences between male and female O. vittatus. This study uses a purposive sampling method. Samples were obtained from the Kelekar River, Pe…
Aliran fluida yang melewati suatu sistem perpipaan akan mengalami kerugian aliran. Kerugian ini bisa disebabkan oleh beberapa hal diantaranya gesekan, bentuk saluran dan ukuran, serta adanya sambungan-sambungan. Kerugian tersebut sebaiknya bisa diketahui berapa besarnya. Untuk itu penulis mencoba melakukan percobaan terhadap aliran fluida yang dipengaruhi akibat adanya sambungan pada sistem sal…
The Sumatran featherback (Chitala hypselonotus) is one of the freshwater fish species belonging to the Notopteridae family. The public's demand for this fish has increased, leading to over-exploitation. In nature, the population of this species is declining. In efforts to prevent the extinction of this species, domestication studies should be conducted. This study aims to compare survival, grow…
The snakeskin gourami (Trichopodus pectoralis, Regan 1910) is a freshwater fish with economic value in South Sumatra. The production of this fish relies on wild capture. Cultivation of this species is constrained by the unavailability of seed technology. This study aims to determine the effect of incubation temperature on the incubation period and hatching power of T. pectoralis eggs. This stud…
There are three common commercial tilapia species Oreochomis niloticus, O. mossambicus, and O. aureus. These species have the opportunity for hybridization. Hybridization between tilapia species is widespread, one of which is red tilapia, is a crossbreed of four different species of the genus Oreochromis, namely O. mossambicus, O. niloticus, O. hornorum, and O. aureus. The purposes of this stud…
Botryococcus braunii is a microalga with significant potential for producing various bioactive compounds, including lipids, proteins, and polysaccharides. B. braunii is a single-celled microalga that is classified in the green algae group and is commonly found in lakes, ponds, brackish waters, and even the sea. The utilization of B. braunii microalgae has still been limited due to insufficient …
Stunted is a state of malnutrition in toddlers due to an imbalance between nutritional needs and nutrient intake. Stunted in toddlers can cause developmental disorders of the oral cavity structures, leading to a decrease in pH, Salivary Flow Rate (SFR), and buffer capacity. Efforts that can be made to prevent the decrease in pH and SFR by providing a remineralization agent, Phosphopeptide-Amorp…
The species diversity of fish in an aquatic ecosystem serves as an indicator of environmental health. To date, no study has been conducted on the diversity of freshwater fish species in the Putak River. This research aimed to determine the fish diversity in the Putak River. The method used was direct observation with fish sampling at three stations during the transitional season (dry to rainy s…
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 cultivation of snakehead fish (Channa striata) significant potential to be developed. Intensive cultivation of snakehead fish has challenges due to waste accumulation, may cause a decrease in water quality and elevated ammonia levels. The biofloc system is an alternative that can be implemented by utilizing microorganisms that can control water quality. This research aimed to determine the …
The process of preserving and storing sperm is called cryopreservation process. The success of the sperm cryopreservation process is determined by several factors including extender material, fisiological solution and freezing rates. One of the extender ingredients that can be used is honey. Honey contains antioxidants and has the ability to increase extracellular osmotic activity which helps p…
Air quality is an important aspect for rearing japanese ornamental carp fish. Suitable water quality can support survival rate and at the same time can influence the brightness of the japanese ornamental carp fish's body color. One effort that can be made to maintain optimal water quality is by implementing a recirculation system. The aim of this research was to determine the use of recirculati…
Keberhasilan penetasan telur ditentukan oleh faktor internal dan eksternal. Salah satu faktor eksternal adalah pH. Kegunaan pH pada penetasan telur adalah untuk merangsang enzim korionase yang dapat membuat korion menjadi lunak sehingga mempercepat waktu penetasan telur ikan sepat siam. Tujuan penelitian ini adalah untuk mengetahui nilai pH terbaik terhadap persentase dan lama waktu penetasan t…
The bronze featherback (Notopterus notopterus, Pallas 1769) is a species of freshwater fish native to South Sumatra, Indonesia. This species has a high market value. The local people of South Sumatra utilize this fish as food and ingredients for the culinary industry of pempek and crackers. In addition, it is also traded as an ornamental fish. Increased fishing for this fish in the wild has cau…