Department of Water Resources Management: Recent submissions
Now showing items 161-180 of 747
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Keanekaragaman Arthropoda pada Tambak Silvofishery yang Terbengkalai di Desa Tanjung Rejo Kecamatan Percut Sei Tuan
(Universitas Sumatera Utara, 2023)Sea water ponds are a man-made ecosystem, which is land near the coast that is dammed with surrounding dikes to form a pool of brackish water. During the last few years, research examining the diversity of arthropods ... -
Status Keberlanjutan Penangkapan Sumberdaya Ikan Layang (Decapterus Sp.) dengan Menggunakan Alat Tangkap Purse Seine di Pelabuhan Perikanan Samudera Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2023)Layang fish (Decapterus sp.) is one of the most common species caught at PPS Belawan. The purpose of this study was to determine the value of Catch Per Unit Effort (CPUE) and maximum sustainable yield (MSY) in 2017-2021 ... -
Efektivitas Perendaman Ekstrak Daun Mangrove Api-Api (Avicennia Marina) terhadap Kadar Histamin Daging Ikan Tongkol Komo (Euthynnus Affinis) Selama Penyimpanan Dingin
(Universitas Sumatera Utara, 2023)Histamine is a biogenic amino that is produced through a bacterial decarboxylase process from the amino acid histidine, and is mostly found in large quantities in fish from the scrombidae family. Its presence in fishery ... -
Potensi Daya Hambat Bakteri Asam Laktat yang Diisolasi dari Terasi Udang Rebon (Acetes Indicus) dari Kecamatan Gebang Kabupaten Langkat Terhadap Bakteri Patogen
(Universitas Sumatera Utara, 2023)Rebon shrimp paste is a fermented product with raw materials of rebon shrimp with salt which is generally done in Indonesia. The active compound produced by lactic acid bacteria is called bacteriocin. Bacteriocins are ... -
Pengaruh Pemberian Pakan Kadar Protein Berbeda dengan Penambahan Hormon Rgh Terhadap Pertumbuhan dan Kelangsungan Hidup Ikan Nila (Oreochromis Niloticus)
(Universitas Sumatera Utara, 2023)Research on the Effect of Feeding Different Protein Levels with the Addition of rGH Hormone on the Growth and Survival of Tilapia (Oreochromis niloticus) was conducted in August-October 2022. The purpose of this study ... -
Pertumbuhan dan Biologi Reproduksi Ikan Selar Bentong (Selar crumenophthalmus) yang didaratkan di tempat Pendaratan Ikan (TPI) Pantai Labu Deli Serdang Sumatera Utara
(Universitas Sumatera Utara, 2023)Selar Bentong fish (Selar crumenopthalmus) is a small pelagic fish which is one of main catch of fishermen and landed at TPI Pantai Labu Deli Serdang Sumatera Utara . This study aims to determine the growth and reproductive ... -
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 ...