Undergraduate Theses
Undergraduate Theses
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Kebiasaan Makan dan Komposisi Makanan pada Cumi-cumi (Uroteuthis sp.) yang Tertangkap di Perairan Selat Malaka Belawan Sumatera Utara
(Universitas Sumatera Utara, 2025)This research on the feeding habits and food composition of squid (Uroteuthis sp.) caught in the waters of the Malacca Strait, Belawan, North Sumatra, aims to determine the feeding habits and dietary composition of squid ... -
Kajian Keamanan Pangan Mikroplastik pada Insang dan Daging Ikan Layang (Decapterus Macarellus) Hasil Tangkapan Nelayan di TPI Pantai Labu, Sumatera Utara
(Universitas Sumatera Utara, 2025)Indonesia is one of the largest contributors of plastic waste pollution in the world, but the level of microplastics in its waters is still very small compared to the United States and China. Mackerel are included in the ... -
Analisis Tingkat Keberhasilan Penetasan Penyu yang Mendarat di Pulau Pandan Kawasan Konservasi Pulau Pieh dan Laut Sekitarnya di Provinsi Sumatera Barat
(Universitas Sumatera Utara, 2025)Turtles have experienced a decline in population in recent times, and some sarangecies are threatened with extinction. In nature, newly hatched turtles face the threat of death from animals such as crabs, birds, and other ... -
Status Trofik Danau Toba Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2025)Lake Toba, one of the largest lakes in Indonesia, plays a pivotal role in the region's ecology, economy and society. Increased anthropogenic activities around the lake, such as fish farming with floating net cages (KJA) ... -
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 ...
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