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…
ABSTRACT Community structure is a concept that studies the composition of species and abundance in a community. This research was conducted in April 2022 in the waters of Tidung Island, Seribu Islands Regency. The purpose by conducting this study was to determine the structure of the bivalve community which includes species, density, relative density, diversity, uniformity, dominance, distribu…
Abstract Fishery resources in Indonesia, especially in the waters of Western part of North Sumatra, are closely related to oceanographic dynamics. The knowledge is needed about the conditions of Marine Eco-Climatology in fishing areas that are rich in fishery resources. This research was conducted in January-April 2021 at the Sibolga Archipelago Fisheries Port, Sibolga Fisheries and Marine Res…
Abstract Pasumpahan Island is one of the tourist destinations located in Padang City, West Sumatra Province, this island is included in the Regional Marine Conservation Area. So the management of this island must be in accordance with applicable regulations so that environmental degradation does not occur. Based on the results of the study, the value of the tourism suitability index on Pasumpa…
Abstract This study was conducted in May - June 2022 with the aim of knowing the species, abundance, diversity, and distribution patterns in the tidal areas of Anak Setatah Village. As supporting data in this study, several environmental parameters were also measured which included water quality, sediment type and sediment organic matter content. The study method used was a survey method, wher…
Lomek fish which is relatively economically valuable because it has a high protein content and has the potential to be used as raw material for protein hydrolyzate. Protein hydrolyzate is a product of protein hydrolysis whose principle of manufacture is breaking the peptide bonds in proteins using acids, bases, and enzymes. The addition of acids or bases can damage some of the acid groups,…
Abstract This research was conducted in March 2022 in the waters of Talam Island, Central Tapanuli Regency, North Sumatera Province. This study aims to determine the condition of coral reef cover, abundance of reef fish family pomacentridae and the relationship between live coral cover and abundance of coral fish family pomacentridae in the waters of Talam Island. Coral reef cover data collect…