This study aims to estimate the stock of bigeye tuna at the Bungus Oceanic Fishing Port (PPS Bungus) over a six-year period (2018–2023) using surplus production models (Schaefer and Fox). The methods used include observation, primary data collection through interviews, and secondary data from logbooks and annual reports of PPS Bungus. The analysis results show that the Fox model is more suita…
This research aims to identify the supply chain pattern of wolf herring (Chirocentrus dorap) and analyze the performance of supply chain actors in Tanjung Medang Village, North Rupat District, Bengkalis Regency. The method used in this research is a survey method, with primary data obtained through interviews with fishermen and traders in Tanjung Medang Village. The supply chain pattern analysi…
The perception of the fishing community about the communication style of the village head on the level of participation of fishermen in village activities at this time for them is not appropriate and cannot provide what they need. The purpose of this study is to analyze the fishermen's perception of the communication style of the village head, the level of fishermen's participation in village a…
Tenggek Prawn is a high value fishery commodity that dominates the catch in the waters of Tanah Merah District. However, increasing fishing activity in recent years has raised concerns about the potential for overfishing. This study aims to analyze the level of fishing effort for tenggek prawn using a bioeconomic approach under three conditions: maximum sustainable yield (MSY), maximum economic…
Kampar Kiri Hilir sub-district is one of the sub-districts in Kampar Regency which has the potential of the freshwater fisheries sub-sector businnes because it is supported by natural resources in the form of the Kampar Kiri River. This study aims to : (1) to calculate the economic value of capture fisheries resources in the Kampar River, Mentulik Village, Kampar Kiri Hilir sub-district, (2) to…
Mangrove leaf extract contains bioactive compounds such as phenols, flavonoids, saponins, tannins, and alkaloids that have antibacterial properties capable of killing pathogenic bacteria. Staphylococcus aureus and Escherichia coli are dominant pathogenic bacteria on the hands that, in large quantities, can cause diseases in humans. This study aimed to determine the antibacterial activity of han…
Rhizophora apiculata is a type of tropical mangrove that can survive in salty environments (halophytic). Mangrove leaf extracts generally contain phytochemical compounds that have the potential to be antibacterial. This study aims to determine the yield of R. apiculata leaf flour and extract, the content of phytochemical compounds of R. apiculata leaf extract, and the antibacterial activity of …
Dimsum is one of the high-protein surimi products that is prone to spoilage during storage. The shelf life of catfish-based dimsum is still very limited. This study aimed to evaluate changes in sensory, chemical, and microbiological quality and to determine the shelf life of catfish dimsum at temperatures of 5±2ºC, 0±2ºC, and -10±3ºC over 28 days. The method used in this study was experim…
The red-eyed snail (Cerithidea obtusa) is one of the gastropod species that lives in mangrove environments and has potential as an alternative source of animal protein. In addition, this animal also contains various bioactive compounds, such as alkaloids, flavonoids, and saponins, which are known to have antioxidant activity. These compounds play a crucial role in neutralising free radicals tha…
Pangasius sp. is one of the most promising freshwater fishery resources in Riau Province, with its very high production making its price highly affordable. This has prompted local communities to compete in creating value-added products such as meatballs, nuggets, floss, and other processed foods. Pangasius sp. could also be utilized as a food ingredient in the form of protein concentrate. This …
Snakehead fish (Channa striata) is one of the fish inhabiting swamp waters that has economic value. Snakehead fish has been used by humans as food for centuries. Snakehead fish contains excellent protein, fat, vitamins, and minerals. Snakehead fish is a source of fat.Fish fatis composedofabout25%saturatedfatty acids and 75%unsaturatedfatty acids. The fatcontained in fish is generally unsaturate…
Malaria is still an unsettled global problem, including Indonesia. This study aims to reveal a view of malaria incidence and climate conditions in Rokan Hilir Regency during 2019-2022 using a retrospective descriptive approach based on secondary data from the P2PM Directorate of the Health Office and BMKG Riau Province.Of the 4,371 malaria cases, 3,012 new cases (68.9%) and 197 recurrent cases …
According to the World Health Organization (WHO) in 2023, anemia is a global health problem and commonly experienced by women of reproductive age. Based on the Basic Health Research (Riskesdas) in 2018, the prevalence of anemia in Indonesia reached 32%. This study aimed to determine the relationship between adequate nutritional intake and the incidence of anemia among female high school student…
The integration of Evidence-Based Medicine (EBM) into medical curricula has become imperative to prepare future physicians for the complexities of modern healthcare. E-learning platforms are playing a pivotal role in enhancing EBM education among medical students, offering innovative and flexible approaches to learning that align with current educational trends. This study aims the user experie…
Physical fitness is a person’s ability and capacity to carry out daily activities efficiently over an extended period without experiencing significant fatigue, thereby allowing them to perform additional tasks. There are various methods to assess an individual's physical fitness, one of which is the Harvard Step Test. This study aims to determine the physical fitness profile of medical studen…
Smoking is the main risk factor for many cardiovascular and respiratory diseases such as Chronic Obstructive Pulmonary Disease (COPD) and cancers in the respiratory system. More than a third of the Indonesian population are smokers, and medical students in Indonesia are not exempt from this tobacco epidemic. Smoking may decrease results of spirometry tests as the standard test for evaluating l…
The COVID-19 pandemic that has hit Indonesia since 2020 has caused several adjustments in various fields, one of which is the field of education. Face-to-face learning that is generally carried out was then switched to bold learning. In dare learning, students' self-directed learning abilities are very much needed for the success of the learning that is carried out. This will also affect studen…
Patient safety is a global issue that affects public trust in healthcare. In Indonesia, the high incidence of medical errors highlights the need for greater attention to patient safety, including in the education of medical students. This study aims to describe the perception of medical students on patient safety at RSUD Arifin Achmad Pekanbaru. A descriptive method with a cross-sectional appro…
Chronic suppurative otitis media (CSOM) is a chronic inflammatory condition of the middle ear and mastoid as a continuation of acute otitis media, characterized by tympanic membrane perforation and the presence of discharge from the ear or otorrhea. Chronic conditions occur when the disease persists or recurs for two months or more. This study aims to determine the characteristics of chronic su…
This study aims to analyze the feasibility of a catfish nursery business at UPR Tunas Muda Fish Farm, Lereng Village, Kuok District, Kampar Regency, Riau Province. The research method used is a case study with primary data collection through interviews and direct observation. The feasibility analysis of the business uses the Revenue Cost Ratio (RCR), Financial Rate of Return (FRR), and Payback …