Department of Water Resources Management: Recent submissions
Now showing items 181-200 of 747
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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 ... -
Identifikasi Jenis dan Kepadatan Mikroplastik pada Sedimen di Hutan Mangrove Pantai Sei Tuan Indah Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2023)Sei Tuan Indah Beach is an area that has mangrove forests and is located in Deli Serdang Regency which is used as a tourist attraction, fishing activity, aquaculture and also a settlement for the local community. The ... -
Pengaruh Pemberian Pakan dengan Protein yang Berbeda dan Intensitas Cahaya terhadap Pertumbuhan dan Kelangsungan Hidup Benih Ikan Gabus (Channa striata)
(Universitas Sumatera Utara, 2022)Native to Indonesian fresh water, the Channa striata snakehead fish inhabits watersheds in Sumatra, Kalimantan and Java. Stagnant swamp waters known as lebak lebung are the original habitat of snakehead fish. Snakehead ... -
Preferensi Jenis Cangkang Gastropoda yang Digunakan Kelomang (Hermit Crab) di Ekosistem Mangrove Pantai Sei Tuan Indah Kecamatan Pantai Labu
(Universitas Sumatera Utara, 2022)Hermit crab or hermit crab is an animal of the Krustase group and the order Decapoda which is unique in terms of behavior that uses certain Gastropod shells to carry out its life. Hermit crab species have an intrinsic ... -
Identifikasi Bakteri pada Dekomposisi Serasah Mangrove Rhizophora Apiculata di Pantai Sei Tuan Indah Kecamatan Pantai Labu Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2022)The process of decomposition of mangrove litter is a process of destruction of materials organic carried out by decomposers. Decomposers in the form of bacteria to be break down organic particles by removing enzymes so ... -
Aktivitas Antibakteri Isolat Bakteri Asam Laktat dari Terasi Udang Rebon Asal Kecamatan Medan Belawan terhadap Bakteri Patogen
(Universitas Sumatera Utara, 2022)Shrimp paste as a food flavoring ingredient by the people of Indonesia is a product of fermented fish or shrimp that undergoes salting treatment. High use of salt in the fermentation process will cause the growth of lactic ... -
Pengaruh Pencampuran Tepung Cangkang Rajungan (Portunus Pelagicus) pada Pakan Komersil terhadap Pertumbuhan dan Komposisi Karkas Ikan Nila (Oreochromis Niloticus)
(Universitas Sumatera Utara, 2022)The aim of this research is to find out the influence of the mixture of Swimming Crab shell flour on commercial feed for the growth and the carcass composition of nile tilapia. This research uses trial method with completely ... -
Studi Cemaran Bakteri Patogen pada Produk Ikan Lele (Clarias Sp.) Asap di Pasar Tradisional Kota Medan
(Universitas Sumatera Utara, 2022)Catfish is a fish native to Indonesian waters. Catfish are widely developed by breeders, this is due to the high market demand and relatively easy maintenance, therefore this fish is widely used as processed food products, ... -
Kelimpahan dan Keanekaragaman Fitoplankton di Perairan Danau Toba Desa Paropo Kecamatan Silahisabungan Kabupaten Dairi Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)Paropo Village is one of the villages located in Silahisabung District, Dairi Regency, North Sumatra Province. The water area of Paropo Village has been utilized for various fishery and non-fishery activities including ... -
Studi Keanekaragaman Bivalvia di Pantai Mangrove Desa Sei Nagalawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)Bivalves are organisms of the Mollusca phylum which includes shellfish and can survive according to the physical and chemical conditions Bivalves are filter feeder animals and live by immersing themselves in a substrate ... -
Morfologi dan Pertumbuhan Ikan Jurung (Tor Tambra) di Sungai Bingai Desa Belinteng Kecamatan Sei Bingai Kabupaten Langkat
(Universitas Sumatera Utara, 2022)Research on the Morphology and Growth of mahseers (Tor tambra) in the Bingai River, Belinteng Village, Sei Bingai District, Langkat Regency was conducted in July-August 2022. The purpose of this study was to determine ... -
Pertumbuhan dan Biologi Reproduksi Ikan Gulamah (Johnius Trachycephalus) yang Didaratkan di Tempat Pelelangan Ikan (TPI) Tanjung Beringin Kabupaten Serdang Bedagai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2022)Gulamah fish (Johnius trachycephalus) is a demersal fish which is one of the by-catch of fishermen and landed at TPI Tanjung Beringin Serdang Bedagai. This study aims to determine the growth and reproductive biology of the ... -
Keanekaragaman Jenis Ikan di Sungai Bingai Desa Belinteng Kecamatan Sei Bingei Kabupaten Langkat
(Universitas Sumatera Utara, 2022)Sei Bingei is a sub-district in Langkat Regency, North Sumatra province and is fed by the Bingai River. The people of Belinteng Village generally use the Bingai River for bathing, washing, latrines, nature tourism, fishing ... -
Analisis Perubahan Luas Tutupan Mangrove dan Kualitas Perairan Mangrove Kabupaten Siak Provinsi Riau
(Universitas Sumatera Utara, 2022)Siak Regency is one of the regencies in Riau Province with an area of about 855,609 ha. The location of the Siak district is a coastal area so that you can find mangrove trees that grow along the river coast. The capability ... -
Keanekaragaman Moluska pada Tambak Silvofishery di Desa Tanjung Rejo Kecamatan Percut Sei Tuan
(Universitas Sumatera Utara, 2022)Silvofishery activity is an effort to protect mangrove ecosystems that are able to restore their function as a buffer for land and sea ecosystems, one of which is macrozoobenthos. Molluscs and mangrove density data were ...