Department of Water Resources Management: Recent submissions
Now showing items 241-260 of 821
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Keanekaragaman Moluska di Kawasan Mangrove Pantai Sejarah Kabupaten Batubara Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2023)Molluscs are animals that do not have a backbone, soft body with a wide distribution in various habitats. This study aims to analyze the diversity of molluscs in the mangrove area with physical and chemical parameters in ... -
Pengaruh Pemberian Deterjen terhadap Sintasan Hidup Ikan Lele Sangkuriang (Clarias gariepinus) di Benih Ikan (BBI) Dinas Ketahanan Pangan dan Pertanian Kota Binjai Sumatera Utara
(Universitas Sumatera Utara, 2023)Detergent wastewater from households is one of the components that can have an adverse effect on aquatic biota. This study aims to determine the life expectancy of sangkuriang catfish (Clarias sp.) exposed to the toxic ... -
Pengaruh Pemberian Ekstrak Kunyit (Curcuma Domestica) dengan Dosis dan Feeding Rate berbeda terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Lele Sangkuriang (Clarias Gariepinus)
(Universitas Sumatera Utara, 2023)Tumeric as an antioxidant prevents tissue damage and increases appetite. Aquaculture production can be increased by providing quality feed ingredients. Catfish have a high selling value and the way of cultivation is not ... -
Pengaruh Pemberian Ekstrak Bawang Putih (Allium Sativum) dengan Dosis dan Feeding Rate berbeda terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Lele Sangkuriang (Clarias Gariepinus)
(Universitas Sumatera Utara, 2023)Sangkuriang catfish (Clarias gariepinus) is one of the most widely cultivated varieties of catfish due to its faster growth, high FCR, low abnormalities and more resistance to disease. Garlic (Allium sativum) is a plant ... -
Pengaruh Intensitas Cahaya dan Feeding Rate Berbeda terhadap Pertumbuhan dan Percepatan Moulting Kepiting Bakau (Scylla sp.)
(Universitas Sumatera Utara, 2022)Permintaan pasar terhadap kepiting bakau semakin lama terus meningkat, hal ini membuat pembudidaya untuk terus meningkatkan hasil produksi kepiting bakau yang sesuai standarisasi yang diminta oleh pasar. Pakan merupakan ... -
Kepadatan Populasi Ikan Kaca (Parammbasis siamensis) di Danau Toba Kecamatan Pangururan Kabupaten Samosir
(Universitas Sumatera Utara, 2023)Research on the Population Density of Glass Fish (Parambassis siamensis) in Lake Toba, Pangururan District, Samosir Regency, North Sumatra Province was conducted in August-October 2022. The purpose of this study was to ... -
Analisis Perubahan Garis Pantai Menggunakan Citra Satelit di Pesisir Kecamatan Percut Sei Tuan
(Universitas Sumatera Utara, 2023)Shoreline changes in Percut Sei Tuan, such as abrasion and accretion, must be understood in order to detect coastal damage. Shoreline changes are influenced by hydro-oceanographic factors such as wind, waves, tides, and ... -
Pertumbuhan dan Laju Eksploitasi Ikan Layang (Decapterus Macrosoma) yang Didaratkan pada Tangkahan Beringin Kota Sibolga Sumatera Utara
(Universitas Sumatera Utara, 2023)Tangkahan Beringin is one of the fish landing sites in the city of Sibolga initiated by the private sector. The many and varied catches in Sibolga waters make this area a source of fishing for local fishermen. Layang Scad ... -
Produktivitas Primer Perairan Danau Toba di Desa Unte Mungkur Kecamatan Muara Kabupaten Tapanuli Utara
(Universitas Sumatera Utara, 2023)This research was conducted in the waters of Lake Toba in Unte Mungkur Village, Muara District, North Tapanuli Regency. The purpose of this study was to determine the level of primary productivity and water quality of Lake ... -
Analisis Kerapatan Vegetasi Mangrove dan Kaitannya sebagai Mitigasi Abrasi dan Pelindung Pantai di Pantai Sei Tuan Indah Kecamatan Pantai Labu Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2023)The mangrove ecosystem is the most important coastal vegetation along the coast because it can help reduce damage by tidal waves. Mangroves with dense conditions are able to dampen waves more strongly than mangroves with ... -
Analisis Kesesuaian Budidaya Kepiting Bakau (Scylla Spp.) di Perairan Estuari Pantai Sei Tuan Indah Kecamatan Pantai Labu
(Universitas Sumatera Utara, 2023)Mangrove forest area is a very productive ecosystem and has high potential to be utilized, one of which is for mud crab cultivation (Scylla Spp.) The carrying capacity of the environment is decreasing, such as unwanted ... -
Pengaruh Campuran Pakan Komersil dengan Tepung Daun Kelor dan Tepung Ikan pada Frekuensi Pemberian Pakan yang Berbeda terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Gurami (Osphronemus Gouramy)
(Universitas Sumatera Utara, 2023)Gouramy is known by the public as a fish that grows slowly compared to other freshwater fish, to overcome its slow growth, it is necessary to provide additional feed in the form of artificial feed, because regular artificial ... -
Karakteristik Morfologi dan Reproduksi pada Ikan Garing (Tor Tambra) di Sungai Batang Gadis Kecamatan Panyabungan Kabupaten Mandailing Natal Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2023)Garing Fish is one of the fish caught in the Batang Gadis River. The purpose of this study was to determine the morphometric and meristic characters and reproduction of the crunchy fish. This research was conducted in ... -
Analisis Tingkat Keramahan Alat Tangkap Pukat Cincin (Purse Seine) terhadap Hasil Tangkapan Ikan Layang (Decapterus Spp.) di Perairan Belawan Sumatera Utara
(Universitas Sumatera Utara, 2023)There is a lot of fishing in Belawan waters, especially scads (Decapterus spp) regardless of the friendliness of purse seine fishing gear, which is feared to damage existing fish resources, so it is necessary to conduct ... -
Analisis Hasil Tangkapan per Upaya Penangkapan dan Pola Musim Penangkapan Ikan Kembung (Rastrelliger sp.) di Pelabuhan Perikanan Samudera Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2023)Mackerel fishing at the Belawan Ocean Fishing Port has experienced unstable catches so that there is no guarantee of a stock of mackerel resources in the future. This study aims to analyze the catch per fishing effort ... -
Pengaruh Pemuasaan Ikan Secara Periodik dengn Feeding Rate yang berbeda terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Lele (Clarias sp.)
(Universitas Sumatera Utara, 2023)Catfish (Clarias sp.) is a highly economical fish that is widely cultivated. However, the high price of pellets is an obstacle in cultivation. Therefore we need a feeding strategy that is able to increase feed efficiency ... -
Morfologi dan Pertumbuhan Ikan Layang (Decapterus macarellus) di TPI Tanjung Beringin Kecamatan Tanjung Beringin Kabupaten Serdang Bedagai
(Universitas Sumatera Utara, 2023)The role of flying catfish (Decapterus macarellus) is quite large in fisheries both in economic and ecological aspects, it is necessary to have good management of fishery resources so that their sustainability can be ... -
Efektivitas Filtrat Asam Laktat Produk Terasi terhadap Karakteristik Mutu Ikan Pari (Dasyatis kuhlii) Segar dari Tempat Pelelangan Ikan (TPI) Belawan
(Universitas Sumatera Utara, 2023)Stingray (Dasyatis kuhlii) is a type of by-catch fish that is widely used as a product with economic value, but the handling on board is not paid attention to so that when it is landed the condition of the fish is not ... -
Pengaruh Pemberian Tepung Daun Mangrove (Rhizopora apiculata) pada Pakan Komersil serta Feeding Rate yang Berbeda Terhadap Pertumbuhan Ikan Patin (Pangasius sp.)
(Universitas Sumatera Utara, 2022)Catfish is a type of freshwater consumption fish, has a long silver-white body with a bluish back. Catfish is known as a commodity with bright prospects, because it has a high selling price. This is what causes the catfish ... -
Aktivitas Antibakteri dari Bakteri Asam Laktat (BAL) pada Saluran Pencernaan Ikan Kembung (Rastrelliger sp.) yang didaratkan di Perairan Desa Sialang Buah Serdang Berdagai
(Universitas Sumatera Utara, 2023)The waters of Sialang Buah Village are a coastal area located in Teluk Mengkudu District, Serdang Bedagai Regency. In 2018 mackerel production in North Sumatra was quite abundant, where according to statistical data from ...