This research was carried out in February 2022 in Bintan Waters, located on Mapur Island, Bintan Regency, Riau Archipelago Province. The aims of the study were: to determine the potential for tourism development in the marine protected area of Mapur Island and to analyze the strategy for tourism development in the marine protected area of Mapur Island. The method used in this study is (Mix…
Tilapia is a type of freshwater cultured fish that has good prospects to be developed. To fill the customer’s demand of tilapia, the seed of the fish may be transported from other areas and thus the seed must be transported. During the transportation, however, the seed might be stressed and some of them might be died. To reduce the mortality of the seed during transportation, specific handlin…
The asian redtail catfish has a tolerance for brackish waters and is can to carry out its metabolism properly and produce energy for respiration and osmolarity so that optimal survival will achieved. This study aims to analyze the osmoregulation response of asian redtail catfish seeds to different salinities, to obtain optimal salinity for good physiological performance for it, to analyze …
ABSTRACT The problems that are often experienced when cultivating goldfish are diseases caused by pathogens that attack cultivated fish. The cause of disease in fish is caused by interactions between fish, pathogens and their habitat environment which can cause death in fish. The solution to this problem is to provide a phytoimmunostimulant derived from mango leaves (Mangifera indica). The pur…
Mangroves are flora which grow in coastal area and have high tolerance on salinity. Mangroves have an important role in nutrient cycle because it produces nutrient for surriunding ecosystem.Indonesia has wide mangroves,one of them was in Riau provincy.This Research was conducted in September 2022 in Mengkapan Village,Sungai Apit District,Siak Regency,Riau Province. The purpose of this research …
Clarias gariepinus is a carnivorous nocturnal fish that has been commonly cultured. As growth of the fish was strongly affected by the environmental condition as well as food availability and food quality, the environmental condition manipulation and provision of specific food may improve the growth of the fish. The feed provided may also affects the nutrient content of the fish meat. To u…
ABSTRACT Macrozoobenthos are organisms that live sedentary (sesile) and have varying adaptability to environmental conditions. In addition, the level of diversity found in the aquatic environment can be used as an indicator of pollution. The purpose of this study was to determine the type, abundance, diversity and distribution pattern of macrozoobenthos in the intertidal zone. This research wa…
The rapid economic growth in coastal areas which is characterized by an explosion in population growth makes the need for more space. The coastal area is an area that is widely used by the community to carry out life activities such as aquaculture, fisheries, transportation, tourism and other activities. Rupat Island is one of the outermost small islands (PPKT) located in Riau Province whic…
Maritime ecotourism is a tourism activity based on naval aspect residing at coastal water area and sea to conserve the environment and to repair the prosperity of local community. Pasir Jambak Beach is one of areas that has the pontential to be developed to become a maritime ecotourism object in Padang City. The purpose of this research was to find out the main maritime ecotourism object o…
Universitas Riau – Pascasarjana – Tesis Ilmu Kelautan
ABSTRACT This research was conducted in May 2022 at the Estuary of the Kambang River, Pesisir Selatan Regency, West Sumatra. This study aims to analyze the structure of the zooplankton community based on depth. The method used is a survey method by determining the location of sampling by purposive sampling and zooplankton sampling points by stratified sampling. Sampling of zooplankton using a w…
unri.ac.id Abstract The main problem in carp cultivation is the occurrence of infection by pathogenic microorganisms which results in a decrease in fish production. Efforts made to prevent these bacterial diseases can be done by giving phytoimmunostimulants derived from guava leaves (P. guajava). The purpose of this study was to compare the hematological conditions and growth of carp (C. …
ABSTRACT Marine debris is a threat that is currently the biggest problem in the world, due to the impact that trash can threaten the survival of marine biota. This research .was conducted to analyze the type and abundance and differences in the abundance of marine debris found in the northern coastal area of Bengkalis Island, Riau Province, which is assumed to be a location with the potential …
Abstract The presence of pathogen such as Vibrio sp is one of problems found in shrimp culture. The purpose of this study was to isolate and identify Vibrio sp bacteria from vaname shrimp, in water and sediment in shrimp pond culture in Rupat Island, Bengkalis Regency. This research was conducted in July 2022. Method used in this study was survey in which the Vibrio was isolated from samples o…
ABSTRACT This research was conducted in March 2022 in the waters of Dumai City, Riau Province with the aim to knowing the type of epilytic diatoms based on the type of hull materials (wood, and fiber). The method used a survey method and the analysis is carried out at the Marine Biology Laboratory, Faculty of Fisheries and Marine Science Affairs. The results showed that there were 12 species of…
During the decomposition process of domestic waste, leachate was produced. This waste water is rich in organic matters such as nitrate, phosphate, ammonia, Fe and Mn and it may be used as nutrient resources for plants, including microalgae. One of microalgae that commonly cultured is Chlorella sp. In the culture of this algae, the nutrient source for the algae may be originated from liquid…
ABSTRACT This research was conducted in February – May 2022 at Kade Tigo Beach, Tapanuli Tengah. This study aims to determine the value of suitability and carrying capacity of Kade Tigo Beach for sustainable marine ecotourism. The method used is a survey method with the determination of research stations by purposive sampling. Based on the results of the study, an average tourist suitability…
ABSTRACT This research was conducted in May – June 2022 in the waters of Jago-Jago Village, Central Tapanuli. This study aims to determine the abundance and distribution of bivalves in the waters of Jago-Jago Village. The method used is a survey method with purposive sampling of research stations. From the results of research on the types of bivalves found in the coastal waters of Jago-jago V…
Cd is a non-essential metal as well as a micro pollutant that is widespread and has physiological effects on aquatic organisms. Cd heavy metal poisoning can be acute caused by contamination at high doses, while chronic poisoning is generally caused by low levels of contamination and long exposure time. This research was conducted in June 2022 at the Marine Chemistry Laboratory Faculty of Fisher…
Abstract Class Gastropods is the largest class of the Phylum Mollusca. The gastropod community structure is influenced by changes in environmental factors. This study was conducted in the coastal waters of Lalang Village, Sungai Apit District, Siak Regency in June 2022, aiming to determine the structure of the Gastropod community which includes: species, density, diversity, uniformity, dominan…