This research was conducted in January - February 2020 on Pagang Island, Koto XI Tarusan District, Pesisir Selatan Regency, West Sumatra. The research aims to determine the potential of marine ecotourism and its strength aspects in the waters of Pagang Island to be developed as a marine ecotourism area. The method used in this research is a survey method. Determination of the station point …
This study was conducted in March 2020 located in Muara Sungai Batang Apar North Pariaman District Pariaman City of West Sumatra Province. The purpose of the study is to find out the amount of density, biomass, carbon stock and CO2 uptake, as well as to know the relationship of density with biomass, carbon stocks and CO2 uptake. The method used in this study is a method of surveying and an…
This research was conducted on October 13-26, 2019 in the Regional Technical Implementation Unit of the Seawater and Brackish Aquaculture Fisheries Office (UPTD BPBALP Teluk Buo), West Sumatra. This study aims to determine the effect of applying different types of fertilizers to the growth of Chlorella vulgaris microalgae populations on laboratory scale culture. The method used in this stud…
Mangrove ecotourism is currently in great demand by the community. Sungai Kayu Ara Village, Sungai Apit District, Siak Regency, Riau Province has a mangrove forest which is used as a mangrove ecotourism area and is starting to be visited by many local people. The research objective was to assess the potential of mangrove ecotourism based on the carrying capacity of the ecosystem and to coll…
This study was conducted in October 2019, was located in Mangrove Forest Area Ujuang Labuang Ujuang Labuang Agam, West Sumatera. This study aims to understand community structure of epiphytic diatoms on the roots Rhizophora apiculata. The method used in this study was a survey method. The results showed that there were 18 epiphytic diatom genera in the roots of R. apiculata, dominated by t…
Heavy metal contamination in the aquatic environment may pose serious threats to the survival of organisms as well as to the human who consumes the aquatic Gastropoda. This study aimed to identify the level of accumulation or bioconcentration factors (BCF) of heavy metals specifically Pb, Cd, Cu, Zn in the total body of mata merah snail or Cerithidea obtusa also to assess the safety level o…
Apar Village is one of the villages located in North Pariaman District, Pariaman City, West Sumatra Province. Mangrove forest in Kota Pariaman is only 18 ha. Pariaman Utara District has the most extensive mangrove forest, which is 16.5 ha, in Apar Village the amount (6.0 ha). The purpose of this study was to determine the type and density of mangrove forests and to determine the condition …
Nowadays, plastic use became’s more popular on daily life by people’s, because it easy to use. Plastic waste from land can end on the sea, and it can demage sea enviroment. Plastic waste without spesific treatment need’s at least fifty (50) years to be degraded. Some marine bacteria may solve the problem in degrading the plastic waste. The research was conducted in September-December …
Selat Baru Village was one of several beaches on Bengkalis Island which was located in the northern part of Bengkalis Island. Selat Baru Beach as a tourist spot that has the most visitors every day, especially during the Eid holidays. In addition, there are rivers, ports, and boat crossings also taking place on the Selat Baru Beach. The purpose of this study was to determine the content of …
This research was carried out in March 2020 to identify the type and abundance of microplastics and the relationship between the abundance of microplastics and the size (weight and length) of Telescopium telescopium in the coastal waters of Karimun Island, Riau Islands Province. Tanjung Balai Karimun has densely populated settlements, and has many tourist attractions, so it is suspected th…
The purpose of this study was to an awareness the optimal time for the growth of proteolytic bacteria in producing the protease enzyme and determine the effectiveness of the protease enzyme from proteolytic bacteria in degrading mangrove litter. The method used was experimental method by using two proteolytic bacteria isolates, namely Bacillus manliponensis (K6) and Bacillus toyonensis (K20…
This research was conducted in April 2020 at Tiram Beach, Padang Pariaman Regency, West Sumatra Province. This study aims to identify the potential of Tiram Beach which is the attraction of marine ecotourism, to determine the public perception of Tiram Beach ecotourism activities and to analyze the supporting factors for ecotourism activities on Tiram Beach. The method used in this study is…
This study was conducted in March - May 2020 at Pandaratan Beach Tapanuli Tengah with the aims in observing the size of the sediment particles, the density of Enhalus acoroides, the morphometrics of seagrass leaves, and to analyze the effect of the average sediment particle size on the density and morphometrics of the seagrass leaves. The study used a survey method. Study stations were choo…
The main purpose of study was to find out characteristics of sediment and velocity of coastline change in Sungai Kayu Ara Village which is located off the Siak district, Riau. Sediment samples were collected at 3 stations in coastal area of Meskom Village in September 2019. Stations 1 and 2 are located in the residential area and Station 3 is in the vicinity of the Ara Permai Mangrove Tour…
This research was conducted from November 2019 to March 2020 which took place at the Chevron Duri Laboratory and Marine Chemistry Laboratory, Department of Marine Sciences, Faculty of Fisheries and Marine, Riau University. The purpose of this study was to analyze the concentration of heavy metals (Pb, Cd, Cu, Zn) and to determine the relationship between heavy metal concentrations in water …
Development efforts ultimately aim to improve the standard of living and welfare of the community towards a better direction, which is reflected in an increase in per capita income and fulfillment of basic needs, as well as a reduction in poverty, expanding employment opportunities and reducing inequality in income distribution in society. Likewise, the construction of the Koto Panjang Hydroele…
Palm oil industry waste is rich in nitrate and phosphate content and it be used as nutrient resources for Chlorella culture. By culturing the algae, the nitrate and phosphate content may be used for growing and thus their concentration in the waste is reduced and the waste quality is improved. To understand the effects of palm oil industry liquid waste concentration toward growth and chemi…
The problem of the Shipyard of the New Harbor was the availability of the timbers that were increasingly scarce and the difficulty in processing cooperation agreements with the timber supply companies that have obtained a license from the government for the Business License for Utilization of Timber Fores Products – Natural Forest to the government's lack of attention to the wood shipyard ind…
One of the methods that can be done in intensive aquaculture on small area is the use of a water recirculation system. Recirculation is a system that uses filtered water continuously. The recirculation success depends on the system effectiveness on treating waste, especially organic waste, one of which is the type of filter that used in recirculation system. This study was aimed to find th…
Tuna fish eye is a byproduct of the tuna processing industry with low economic value but has the potential and is used as bioactive compounds, one of which is fatty acids. Fatty acids are organic acids as triglyceride esters with saturated or unsaturated carbon chains with an even number of carbon atoms. Tuna fish eye fatty acids are produced from the extraction and hydrolysis of tuna fish …