Department of Water Resources Management: Recent submissions
Now showing items 141-160 of 821
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Komposisi Hasil Tangkapan dan Tingkat Keramahan Lingkungan Alat Tangkap Purse Seine yang Dioperasikan di Pelabuhan Perikanan Nusantara Sibolga, Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)The fishing gear predominantly operated by fishermen at the Nusantara Fishing Port of Sibolga is the purse seine. The purse seine is a multi-species fishing gear. The high diversity of catches raises concerns about the ... -
Isolasi dan Karakterisasi Bakteri Simbion Lamun Enhalus acoroides di Pantai Pandaratan Kabupaten Tapanuli Tengah Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Pandaratan Beach, Sibolga, is a coastal area that has an abundant diversity of natural resources, one of which is the seagrass Enhalus acoroides. It is known that seagrass contains symbiotic bacteria that live in symbiosis. ... -
Keanekaragaman Sampah Anorganik pada Ekosistem Mangrove di Desa Selotong, Kecamatan Secanggang, Kabupaten Langkat, Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)The mangrove forest ecosystem is one of the natural resources in coastal areas which has an important role because it has a very essential function in waters with a dynamic, complex and unstable nature because it is easily ... -
Pengaruh Pemberian Tepung Cacing Tanah (Lumbricus rubellus) pada Pakan Komersil serta Feeding Rate yang Berbeda terhadap Pertumbuhan Ikan Lele (Clarias sp.)
(Universitas Sumatera Utara, 2024)Catfish is a cultivated commodity that has various advantages, including fast growth and good adaptability to the environment. The aim of this research was to determine the effect of adding earthworm meal to commercial ... -
Kandungan Mikroplastik pada Air Berdasarakan Pasang Surut di Perairan Estuari Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Estuary waters are one of the water areas that are not free from rubbish. Belawan estuary waters are one of the estuary waters in Indonesia where semi-enclosed waters have a level that is susceptible to changes due to ... -
Keanekaragaman Perifiton dan Hubungannya dengan Kualitas Air di Sungai Deli, Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Periphyton are microorganisms, both plants and animals, that live attached to, move freely or are attached to the surface of objects in rivers such as rocks, wood, stems of aquatic plants, and so on. Because periphyton is ... -
Cemaran Mikroplastik pada Biota Perairan Estuari di Perairan Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Belawan Waters is an estuary that receives water from the Deli River and several other rivers around Medan. Currently, Belawan waters are highly polluted by waste originating from various human sources, including household ... -
Distribusi Spasial Mikroplastik pada Sedimen di Estuari Belawan Sumatera Utara
(Universitas Sumatera Utara, 2024)The presence of plastic waste in waters, both in macro and micro form, has become a topic that has been studied a lot in several previous studies at different observation locations. This is the background why it is ... -
Struktur Komunitas Bentos dan Kaitannya dengan Siklus Pasang Surut di Estuari Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Estuaries are semi-enclosed coastal ecosystems, as transition areas between fresh water originating from rivers and salt water from the sea. Increasing human and industrial activities have increased the potential risk of ... -
Struktur Komunitas Larva Nekton dan Kaitannya dengan Siklus Pasang Surut pada Estuari Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)The research was located in the Belawan Estuary located in Medan City, North Sumatra Province regarding the Tidal Relationship to Nekton Larvae. The research was conducted in October – December 2023 and used 8 station ... -
Status Pencemaran Estuari Belawan di Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Belawan Estuary has a strategic location that makes it the location of port docks and local and international economic growth sectors. At this time the Belawan Estuary is suspected to have decreased water quality caused ... -
Struktur Komunitas Plankton dan Kaitannya dengan Siklus Pasang Surut di Perairan Estuari Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Belawan Estuary is one of the estuary areas or the east coast of Sumatra which has a distinctive and complex ecosystem with various habitat types. The measurement of tidal time has an effect on the composition of plankton ... -
Isolasi, Karakterisasi dan Identifikasi Bakteri Asam Laktat (BAL) pada Usus dan Lambung Ikan Nila (Oreochromis niloticus) yang Dibudidayakan di Tambak Ikan Kota Medan Sumatera Utara
(Universitas Sumatera Utara, 2024)Tilapia is a fish that has important economic value. This is because these fish are mostly caught for consumption. So it is necessary to carry out tests on bacteria and analyze bacterial growth in the media used. This study ... -
Keanekaragaman Jenis Ikan di Sungai Lau Belawan Kecamatan Pancur Batu Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)The Belawan Watershed (DAS) has an area of 8,694.82 Ha located in the upstream part. In the central part of the Belawan River Basin Various anthropogenic activities include sand dredging, agricultural activities, and ... -
Status Pencemaran Sungai-Sungai di Kaki Gunung Sinabung Pasca Erupsi
(Universitas Sumatera Utara, 2024)The rivers at the foothill of Mount Sinabung are closely related to human activities, each river basin is influenced by various land use conditions for agricultural, domestic (residential) activities, public facilities and ... -
Sebaran Spasial Nekton di Sungai Deli, Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)The Deli River Basin is an area that covers parts of the area located in Karo Regency, Deli Serdang and Medan City. There are many community activities along the Deli River, such as bathing, sand dredging, agriculture ... -
Pengaruh Pemberian Tepung Buah Mengkudu (Morinda citrifolia) pada Pakan Komersil dengan Feeding Rate yang Berbeda terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Lele Dumbo (Clarias gariepinus)
(Universitas Sumatera Utara, 2024)Catfish is a freshwater fishery commodity that is quite popular and popular among the public. The advantage of this fish is its fast growth. However, complete nutritional needs and the amount of daily feed are factors in ... -
Analisis Kandungan Logam Berat Timbal (Pb) pada Kerang Kepah (Meretrix sp.) yang Terdapat di Perairan Belawan Medan Sumatera Utara
(Universitas Sumatera Utara, 2024)The belawan region is an international port with industries and settlements and other public facilities. There are currently 35 industries. The belabous waters are also known to be the water with many ocean activities, ... -
Analisis Tingkat Keramahan Alat Tangkap Pukat Cincin (Purse Seine) terhadap Hasil Tangkapan Ikan Layang (Decapterus spp.) di Pelabuhan Perikanan Nusantara Sibolga Sumatera Utara
(Universitas Sumatera Utara, 2024)Flying fish (Decapterus spp.) are one of the important small pelagic fisheries communities in Indonesia. This fish, which belongs to the Carangidae tribe, can live in groups. Flying fish are one of the main catches of ... -
Pola Pertumbuhan Kerang Darah (Anadara granosa) di Pantai Sejarah Kabupaten Batubara
(Universitas Sumatera Utara, 2023)Blood clams are one type of shellfish group that has high economic value. Its existence on the historical coast of Batubara Regency has long been used by the community to sell or use in daily life. This study aims to analyze ...