Department of Water Resources Management: Recent submissions
Now showing items 101-120 of 817
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Analisis Jaringan Makanan Biota Perairan di Estuari Belawan, Sumatera Utara
(Universitas Sumatera Utara, 2024)Fishing activities have led to overexploitation in several areas in Indonesia if overfishing occurs at lower trophic levels, this activity will reduce the transfer of biomass to higher trophic levels. The existence of food ... -
Keanekaragaman Moluska di Perairan Pantai Bunga Kabupaten Batu Bara Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Molluscs are animals that do not have backbones, have soft bodies with a wide distribution in various habitats. This research aims to analyze the diversity of molluscs in the Mangroe area using physical and chemical ... -
Analisis Hasil Tangkapan Ikan Tongkol(Euthynnus Sp.) dan Pola Musim Penangkapan dengan Alat Tangkap Purse Seine di Perairan Selat Malaka
(Universitas Sumatera Utara, 2024)The Strait of Malacca is a body of water that connects two large areas which are usually located between two land masses, namely Sumatra Island and the Malaysian Peninsula. This strait is widely used by fishermen because ... -
Kajian Kandungan Mikroplastik dan Keamanan Pangan pada Cumi-Cumi (Loligo Sp.) di Perairan Selat Malaka Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)One of the pollutants that has a negative impact on marine biota is plastic waste disposal biota is plastic waste disposal. The eastern coastal region of North Sumatra produces waste generation of around 1,927,351.68 tons ... -
Keanekaragaman Jenis Ikan di Hilir Sungai Palu Hantu Kecamatan Medan Marelan Kota Medan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)This study of Fish Species Diversity in the DownStrem Palu Hantu River, Medan Marelan District, Medan City, North Sumatra Province aims to study the diversity of fish species and their relationship with physicochemical ... -
Efektivitas Bakteri Pseudomonas sp. sebagai Pereduksi Logam Berat Timbal (Pb) di Perairan Laut Belawan
(Universitas Sumatera Utara, 2024)Research on the Effectiveness of Pseudomonas sp. As a reducer in reducing the heavy metal lead (Pb) in the waters of the Belawan Sea, the aim of this research is to determine the effectiveness of the bacteria Pseudomonas ... -
Status Pencemaran pada Sungai Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)River pollution occurs as a result of the entry of waste from various human activities without being supported by the capacity of the river itself. Increasing human activities, changes in land use and the increasingly ... -
Studi Identifikasi Jenis-Jenis Ikan Air Tawar dan Hubungannya dengan Kualitas Air di Sungai Batang Gadis Kabupaten Mandailing Natal Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Research on the Identification Study of Freshwater Fish Species and its Relationship with Water Quality in Batang Gadis River, Mandailing Natal Regency, North Sumatra Province aims to determine the types of fish found ... -
Biodiversitas Nekton di Perairan Sialang Buah Kecamatan Teluk Mengkudu Kabupaten Serdang Bedagai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Research on Nekton Biodiversity in Sialang Buah Waters Teluk Mengkudu Distric Serdang Bedagai Regency North Sumatra Province was carried out in March 2024. The highest abundance was 222 (ind/m2) at high tide and the lowest ... -
Pertumbuhan dan Biologi Reproduksi Ikan Lidah (Cynoglossus lingua) yang Didaratkan di Tempat Pendaratan Ikan (TPI) Gabion Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)One of the fish that is landed at the Gabion Fish Landing Site in Belawan that is economically useful is the tonguefish. The availability and sustainability of tonguefish resources in Belawan waters are thought to be ... -
Pertumbuhan dan Biologi Reproduksi Ikan Gulamah (Johnius trachycephlus) yang Didaratkan di Tempat Pendaratan Ikan (TPI) Gabion Belawan, Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Leaftail croaker (Johnius trachycephalus) is a demersal fish resource that is widely caught and landed at fishing ports Belawan. Fresh Leaftail croaker is not in great demand by the public because its meat tastes rather ... -
Pertumbuhan dan Biologi Reproduksi Ikan Kembung Lelaki (Rastrelliger kanagurta) yang Didaratkan di Tangkahan Teluk Nibung Kota Tanjung Balai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)The Indian Mackerel (Rastrelliger kanagurta) is one of the small pelagic fish species landed at Tangkahan Teluk Nibung, Tanjung Balai City, North Sumatra Province. This research aims to study the growth, mortality and ... -
Status Pencemaran Sungai Sikam Kabupaten Simalungun Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)A river is a flowing aquatic ecosystem that in its flow from upstream to downstream receives a lot of runoff from the mainland. Increased domestic, agricultural, and industrial activities will affect and adversely affect ... -
Biodiversitas Makroinvertebrata di Sungai Sikam Kabupaten Simalungun Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Macroinvertebrates are essential indicators of water quality, making the understanding of their species diversity crucial for effective water resource management. This study aims to assess the biodiversity of macroinvertebrates ... -
Biologi Reproduksi Ikan Red Devil (A. labiatus) di Perairan Danau Toba Kecamatan Haranggaol Kabupaten Simalungun
(Universitas Sumatera Utara, 2024)The Red devil fish (A. labiatus), as predator and highly voracious species, disrupts the existence of other economically valuable fish in the Lake Toba, Haranggaol District, Simalungun Regency. This research was conducted ... -
Aktivitas Antibakteri Filtrat Bakteri Asam Laktat pada Produk Terasi Udang Rebon Asal Desa Pulau Kampai terhadap Bakteri Patogen Berbeda
(Universitas Sumatera Utara, 2024)This abstract examines the antibacterial activity of lactic acid filtrate from shrimp paste from Kampai Island Village against pathogenic bacteria. Rebon shrimp paste is produced through fermentation of rebon shrimp which ... -
Identifikasi DNA Barcoding dan Status Kekerabatan Ikan Pari yang Didaratkan di Tangkahan Pulau Nias
(Universitas Sumatera Utara, 2024)This research aims to identify stingray species on Nias Island and determine the relationship status between them using the DNA barcoding method. DNA barcoding is a molecular technique that uses short genetic sequences of ... -
Analisis Mutu Ikan Teri Nasi Kering (Stolephorus sp.) di Sentra Produksi Sekitar Pelabuhan Perikanan Samudera (PPS) Belawan, Kota Medan, Sumatera Utara
(Universitas Sumatera Utara, 2024)Dried Anchovy (Stolephorus sp.) is one of the fishery products that is quite widely consumed both in the domestic market and export market. Anchovy has a high content of protein, minerals, vitamins, and iron but has the ... -
Analisis DNA Barcoding dan Filogenetik Ikan Kakatua (Scarus sp.) yang Didaratkan di Tangkahan Pulau Tello Kabupaten Nias Selatan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)The DNA barcoding method is a molecular approach that uses genetic fragments, particularly the cytochrome c oxidase subunit I (COI) gene, to accurately differentiate and identify species. Parrotfish is one of the coral ... -
Hubungan Dinamika Pasang Surut terhadap Struktur Komunitas Plankton di Danau Anak Laut Kabupaten Aceh Singkil Provinsi Aceh
(Universitas Sumatera Utara, 2024)Anak Laut Lake is a saltwater lake located in Gosong Telaga Barat Village, North Singkil District, Aceh Singkil Regency. Anak Laut Lake as a location for fishermen's livelihoods and tourism areas is feared to affect the ...