The Siak River in Riau Province is known to have been contaminated with microplastics various anthropogenic activities and can accumulate in fish biota such as R. caudimaculata as a fish commodity consumed by the community. This study aims to determine the type and abundance of microplastic. This study was conducted from April – Juni 2024. There were 3 stations in the karya IndahVillage, in t…
Cookies are one type of biscuit made from soft dough, high fat content, relatively crispy when broken and the cross section of the cut has a solid texture. This study aims to determine the effect of fortification of rebon shrimp flour on the quality of sago cookies and to determine the best concentration level of rebon shrimp flour as a fortification ingredient in the quality of sago cookies. T…
Gulamah fish (Johnius carouna) is one type of fish that is in great demand by the public, because it has soft and thick meat and an affordable price. The nutritional content of gulamah fish is not much different from other types of fish so it needs to be diversified. Stick is one of the crunchy-textured snacks favored by children and adults with the basic ingredients of wheat flour and tapioca …
Coral cover data were collected using UPT (Underwater Photo Transect) method, and megabenthos data were collected using BBT (Benthos Belt Transect) method. Water quality parameters observed in this study were oceanographic parameters including temperature, current speed, salinity and brightness. Observations were made at 3 stations at a depth of 5 meters and 7 meters with a transect length of 7…
This research was conducted in October-December 2023 at the Marine Microbiology Laboratory, Faculty of Fisheries and Marine Sciences, University of Riau. The purpose of this study was to analyze the effect of adding guava leaves (P. guajava) on the hematology and survival rate of carp (C. carpio) kept in brackish water and to determine the effect on the hematology of carp (C. carpio) infected w…
The study aimed to analyze the relationship between the concentration of nitrate, phosphate, silicate, and organic matter with diatom abundance in the waters of Pakning River, Bengkalis Regency, Riau Province. Sampling was conducted from March to April 2024 at three purposively selected stations, namely Pertamina Refinery, Tanjung Punak Village, and Roro Port. The results showed that nitrate co…
This research was conducted from April to May 2024 at Carolina Beach, Bungus District, West Sumatra. The objectives of this study are to identify the beach ecotourism objects and attractions at Carolina Beach, determine the factors influencing the development of ecotourism at Carolina Beach, and design strategies for developing the ecotourism potential at Carolina Beach. Carolina Beach has the …
This research was conducted in January-February 2024 in Concong Dalam Village, Concong District, Indragiri Hilir Regency, Riau Province. This study aims to determine the total sediment organic matter content, types of Uca spp. crabs, abundance of Uca spp. crabs, and the relationship between total sediment organic matter content and abundance of Uca spp. crabs. The method used in this research i…
One of the mangrove forest areas in Dumai City is the Muara Sungai Masjid Mangrove Forest Area located in Purnama Dumai District, precisely in the Marine Station mangrove area and the Bangsal Aceh area which has a fairly large area and great potential as a carbon absorber from the atmosphere, so the existence of mangrove forests needs to be maintained to maintain carbon stability in the atmosph…
This study examines the behavioral response of gourami fish (Osphronemus goramy) to electric current using a homemade electric fishing device. The experiment was conducted on 20 juvenile gourami fish measuring 4-5.5 cm in a laboratory setting. The electrofishing process utilized two iron rods as cathode and anode with a 12-volt power supply. Results showed that the average time required for eac…
The sustainability status of capture fisheries is a concept that emphasizes the preservation of fishery resources during the fishing process. This study aims to assess the sustainability status of the fixed trap fishing method based on ecological, economic, technological, institutional, and social aspects in Raja Bejamu Village, Sinaboi District, Rokan Hilir Regency. The research was conducted …
Mangrove snail (Telescopium telescopium) or blongan is an animal from the Potamididae family that lives in brackish water on muddy bottom substrates and is influenced by tides (Radjasa et al., 2011). The basic longline is a passive fishing gear, categorised as environmentally friendly fishing gear because the catch is selective in terms of the size caught, this fishing gear consists of parts of…
This research was conducted in April 2024 in the waters of Permai Village, West Rangsang District, Meranti Regency, Riau Province. The method used in this research is the survey method, by directly observing the dragon traps fishing gear and participating in fishing activities in the morning (08:00-12:00 WIB) and day (12:15-16:15 WIB) of ten days. The aim of this study is to determine the diff…
Operation of trammel net fishing gear is carried out in the morning and night, shrimp and fish are caught which have different behaviors and presences in the waters. The purpose of this research was to determine the differences in trammel net catches in the morning and night and the comparison of catches in terms of weight (kg), individuals (tails), types (species). The method used was the surv…
The Air Bangis fish landing base is the only fish landing base in Sungai Beremas District, Pasan Barat Regency and is classified as a type D fishing port. The imbalance between dense fishing activities and limited available facilities results in suboptimal fishing activities. This research was conducted in May-June 2024 at the UPTD Regional II Air Bangis Fishing Port, West Sumatra Province usin…
This study was conducted for 50 days in April-May 2024. The rearing of giant prawns was carried out in the Laboratory of Aquaculture Technology, Department of Aquaculture, Faculty of Fisheries and Marine, Riau University. The purpose of this study was to determine the effect of different amounts of bioring on water quality and growth rate of giant prawns (Macrobrachium rosenbergii) in the recir…
Chitosan from vannamei shrimp shells has the potential to be a attractant for tilapia (Oreochromis niloticus). Apart from that, chitosan can also improve the growth performance and digestibility of several fish species. This research aims to determine the effect of adding chitosan to feed on the growth rate and digestibility of tilapia. The research method used was a Completely Randomized Desig…
Bantan district is one of the districts on the coast of Bengkalis Regency which has great potential in contributing vaname shrimp production through intensive technology pond-based farming activities. This study aims to assess the sustainability status of vaname shrimp farming in Bantan District. Data processing and analysis methods were performed using Multi-Dimensional Scaling (MDS) which is …
The Fishermen's Exchange Rate (NTN) is one of the indicators used to measure the relative welfare of fishermen in fishing activities. This study aims to analyze the NTN of gill net fishermen in Tanah Merah Village, Tanah Merah District, Indragiri Hilir Regency, Riau Province. This research employs a survey method with census sampling techniques, involving 45 small-scale fishermen using gill net…
This research was carried out from March to April 2024 in Pulau Cawan Village, Mandah District, Indragiri Hilir Regency, Riau Province with the aim of analyzing knowledge, attitudes and communication, participation, the relationship between knowledge, attitudes and communication of the population with population participation in the mangrove rehabilitation program. The method used is a survey m…