Plastic waste in the sea can have a pollution impact, where light plastic can easily be carried by currents and waves in the water column and accumulate in sediment. Plastic waste takes a long time to decompose depending on its composition and environmental conditions. This research was carried out using a survey method at three different stations in the coastal waters of Padang City, West Sema…
The research was carried out in January 2024 at the coastal waters of Padang City, West Sumatera Province. The aim of this research is to determine the structure of the macrozoobenthos community as a bioindicator of water quality on the beaches of Padang City. In order to get the sample, purposis sampling is used, and then data was analized with FBI methods. (Family Biotic Index). The results o…
The coastal ecosystem in Bandar Laksamana District, Bengkalis Regency has various anthropogenic activities around the coastal intertidal zone which are vulnerable to environmental change. Gastropods are mollusks that live at the bottom of waters and play a role in recycling organic material. This research aims to determine the distribution of abundance and the relationship between sediment …
This study was conducted in Tanjung Balai Kota Waters, Karimun Regency, in January with the aim of evaluating the correlation between phytoplankton abundance and Total Suspended Solids (TSS) and analyzing TSS distribution using ESA Sentinel 2 MSI Level 2A Satellite imagery. Research methods include field surveys for data collection of water quality parameters, phytoplankton, and TSS, followed b…
This research was conducted in January - February 2024, the research location is on the coast of Sako, West Sumatra Province. This study aims to determine the type and abundance of beach litter, analyze the different types and abundances of beach debris between stations, and analyze the differences in the type and abundance of beach debris between sampling times. The method used in this study i…
This study was conducted from December 2023 to January 2024, at UPTD Balai Perikanan Budidaya Laut dan Payau (BPBALP) Teluk Buo. The purpose of this study was to analyze the effect of a combination of salinity and Walne fertilizer on the population growth of Nannochloropsis sp. on laboratory scale. The method used in this study is an experimental method using CRD (Completely Randomized Design) …
In the waters of West Sumatra, particularly in the Conservation Area of Pieh Island, dolphin sightings are common. Since 2015 until now, 7 species of dolphins have been identified. However, there is still a lack of information regarding the occurrence and the factors contributing to these sightings. This research aims to understand the water quality parameter conditions and their relation to do…
Considering the ecological and economic value of coral reef ecosystems as productive ecosystems in coastal and marine areas, it is essential to maintain their existence and quality. However, it is unfortunate that the various ecological and economic values of coral reefs are experiencing a significant decline due to degradation, damage, and coral diseases. The purpose of this research is to det…
Oil spills are a significant concern in the waters surrounding Bintan, Indonesia primarily due to tankers releasing ballast water before anchoring at the nearby port of Singapore, particularly during the north wind season. The region's high cloud cover presents challenges for detection efforts. However, the utilization of Sentinel-1 Satellite imagery offers a promising solution. This study aims…
This research was carried out in January2024 in the Pandan Island Conservation Area, Padang City, West Sumatra Province. The aim was to determine the condition and the extent of coral reef cover in this area. The method used in this research is a survey method with quantitative analysis using coral reef observation data. Data collection was carried out at three stations using the UPT (Underwate…
The population structure is a collection of organisms living in a particular area at a specific time and originating from the same species. The intertidal zone is located between the high tide and low tide lines of the sea, which have extreme ecological conditions. Several groups of organisms can adapt to this environment including gastropods. One type of gastropod that inhabits this area is Ne…
This study aims to determine the population structure of Meretrix meretrix in the intertidal zone in Sri Tanjung Village which includes abundance, size distribution and distribution patterns. This research was conducted in February 2024 which took place in Sri Tanjung Village, Rupat District, Bengkalis Regency. The method used in the research is the survey method. M. meretrix is one of the biot…
This study aims to determine the population structure of Gastropoda C. obtusa in the intertidal zone of the eastern coast of Bengkalis Island which includes abundance, distribution patterns and size distribution of C. obtusa. This research was conducted from December 2023 to January 2024, located on the eastern coast of Bengkalis Island, namely in Sekodi Village (Station I) and Teluk Lancar Vil…
Sungai Pakning is a sub-district and is also the capital of Bukit Batu District, Bengkalis Regency, which has an area of 34 km2. The Pakning River is widely used for tourism, ship transportation, ship landings and settlements which have the potential to disrupt the balance of the aquatic ecosystem. The aim of this research is to determine the structure of the macrozoobenthos community and t…
This research was conducted in December 2023 with the aim of determining the type and content of microplastics in blood cockles (A. granosa) by taking the samples from the coastal waters of Tanah Merah Beach, Meranti Islands. Sampling location was based on purposive sampling method which was divided into residential areas, fishing ports, and mangrove areas. Blood cockle samples from the three l…
This study was conducted in January 2024 in the waters of Buo Bay Bungus West Sumatra in January 2024, aiming to determine the size of sediment grains, and the abundance of bivalves and analyze the relationship of sediment grain size to bivalve abundance. The method used in this study is a survey method, namely samples taken directly from the waters and then analyzed in the laboratory. The rese…
Spirulina platensis merupakan mikroalga yang banyak dibudidayakan dan memiliki kandungan protein yang tinggi sehingga berpotensi digunakan sebagai pakan alami. Pada penelitian ini dilakukan kultur S. platensis menggunakan pupuk cair daun kelor (Moringa oleifera) sebagai sumber nutrisi. Penelitian ini telah dilaksanakan pada bulan Oktober-November 2023 di Laboratorium Mikrobiologi Laut, Jurusan …
Linear alkylbenzene sulfonate (LAS) is included in the group of anionic surfactants. LAS only decomposes by 50% and takes 9 days. LAS is a detergent originating from industrial and petroleum waste. LAS compounds can deteriorate the quality of seawater by reducing the dissolved oxygen in water quality. One method that can be used to control LAS pollutants is by using phytoremediation methods. Ph…
Coastal areas have the potential to be used for various industrial, service and domestic activities that result in pollution of the aquatic environment. To clean various kinds of effects, detergents have been used as cleaners that contain active ingredients, dispersants as compounds Linear Alkylbenzene Sulfonate (LAS) that is one of the largest organic wastes that can cause water pollution that…
This research was conducted from November 2023 to February 2024 in Bukit Batu Village, Bengkalis District. Bukit Batu Village is a tourist village in Bukit Batu, Bengkalis District. This village has huge tourism potential, with mangrove ecotourism as one of the highlights of tourism. Bukit Batu Village's mangrove area is a tourist attraction that is directly managed by the Bukit Batu Village go…