Department of Water Resources Management: Recent submissions
Now showing items 361-380 of 821
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Laju Dekomposisi Serasah Daun Avicennia marina pada Berbagai Tingkat Salinitas
(Universitas Sumatera Utara, 2017)The mangrove litter which has been decomposed contributes organic matter as food source for many species of fish and other organisms in the mangrove ecosystem. This study aims to determine the effect of salinity on ... -
"Struktur Komunitas Makrozoobentos yang Berasosiasi dengan Padang Lamun di Pulau Unggeh Kabupaten Tapanuli Tengah"
(Universitas Sumatera Utara, 2017)Bentos have the important role in human live, for example as food source, as one of the food chain organism, and also bioindicator of marine pollution. It’s show seagrass beds have a lot of potential to be useful by the ... -
Kajian Potensi Ekowisata Mangrove di Desa Sialang Buah Kecamatan Teluk Mengkudu Kabupaten Serdang Bedagai
(Universitas Sumatera Utara, 2015)Indonesia is the largest archipelago in the world which consists over 17,000 islands and has a coastline of 81,000km. The existence of natural resources is one of the driving factors in making tourism trips, because its ... -
Jenis dan Kelimpahan Sampah Laut (Makro dan Mikro Plastik)Serta Dampaknya Terhadap Kelimpahan Makrozoobenthos Di Pesisir Desa Jaring HalusKabupaten Langkat Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)Plastics pollution in coastal areas is one of the topics that has received more attention over the past few years. Intertidal zone is a waters area that is directly affected by contamination of plastic waste from land ... -
Pertumbuhan dan Laju Eksploitasi Udang Kelong (Penaeus merguiensis) di Perairan Kabupaten Langkat Sumatera Utara.
(Universitas Sumatera Utara, 2014)Kelong shrimp (P. merguiensis) is one of some important fishing commodities which have a high economy value which are widely available in the District of Langkat. The condition of the fishing pressure which is high and ... -
Pengaruh Pemberian Pupuk Kascing (Bekas Cacing) terhadap Kelimpahan Nannochloropsis sp. sebagai Pakan Alami
(Universitas Sumatera Utara, 2014)The current of aquaculture depelopment does not accompanied with the fry supply sufficient because there are constraints in the supply of fry caused by difficulties in the supply of life food with good quality. The life ... -
Studi Potensi Ekowisata Mangrove di Kuala Langsa, Provinsi Aceh
(Universitas Sumatera Utara, 2014)Mangrove ecosystem at Kuala Langsa has been used as one of the tourist area which offer tourism to get closer to nature. At this area had built stalls in the middle of the mangrove forest. Futhermore, there are rivers ... -
Deteksi Penyebaran Bakteri Aeromonas Hydrophilla pada Ikan Lele Dumbo (Clarias gariepinus) di Kecamatan Medan Tuntungan
(Universitas Sumatera Utara, 2014)Catfish has several advantages, some of them are the rapid growth, the ability to adapt in high environmental, and the nutritional content is high. Nowdays, most of the African catfish aquaculture activities conducted ... -
Tingkat Penggunaan Azolla Pinnata Pada Pakan terhadap Pertumbuhan Ikan Nila (Oreochromis Niloticus)
(Universitas Sumatera Utara, 2015)Nila fish is economic valuable fish, consumer demand increasing, but has not been followed by intensive cultivation and optimal. One of attempt to overcome these problems by substituting commercial feed with fish meat ... -
Struktur Komunitas Gastropoda pada Ekosistem Mangrove di Desa Lubuk Kertang Kecamatan Berandan Barat Kabupaten Langkat Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)The mangrove forest ecosystem is a transitional area between sea and land,ithas an extreme environment, which is influenced by tidal sea water, temperature and salinity of which always change. Gastropoda is one of ... -
Mengukur Faktor Biokonsentrasi Azolla microphylla dalam Menyerap Logam Berat Timbal (Pb)
(Universitas Sumatera Utara, 2014)Lead (Pb) in water was found in dissolved and suspended form. Lead toxicity to plants was relatively lower compared to other microscopic elements. This study aimed to determine the ability of Azolla microphylla absorb ... -
Pertumbuhan dan Laju Eksploitasi Ikan Selar (Selaroides leptolepis) di Perairan Selat Malaka Kecamatan Beringin Kabupaten Serdang Bedagai Sumatera Utara
(Universitas Sumatera Utara, 2015)Highly market demand of yellowstripe scad (Selaroides leptolepis) effect overfishing without controling by fishermen. This study has objectives on accesing growth and exploitation rates of yellowstripe scad in Malacca ... -
Analisis Kualitas Air dan Hubungannya dengan Struktur Komunitas Ikan yang Tertangkap di Sungai Naborsahan, Danau Toba Sumatera Utara
(Universitas Sumatera Utara, 2013)This research was conducted in Naborsahan River, North Sumatera in April-June 2013. The aim of this research was to observe the water quality in Naborsahan River, fish community structure and the relationship between ... -
"Penumbuhan dan Laju Eksploitasi Kerang Bulu Anodara gubernaculum (Reeve, 1844) Family Arddae di Perairan Tanjungbalai Sumalera Ulara"
(2017)High market demand for Fur shells (A. gubernaculum), tends to the increase to greater catching capacity in decreaseing population.The aims of this study were to determine the growth and rate of exploitation of Fur Shells ... -
Struktur Komunitas Kepiting Bakau (Scylla Spp.) di Perairan Kawasan Mangrove Desa Jaring Halus Kabupaten Langkat Sumatera Utara
(Universitas Sumatera Utara, 2017)Mangrove crab (Scylla spp.) Is a fishery commodity that has high selling value because it has delicious taste and high nutrient content. The catching of mangrove crabs directly from the wild is done By using different ... -
Produktivitas Primer dengan Metode Klorofil-a di Perairan Belawan Sumatera Utara
(Universitas Sumatera Utara, 2014)There many activities around marine Belawan alters the marine water quality of Belawan. The information and understanding of environmental change are indispensable in ecosystem monitoring efforts. This research aims ... -
Pengaruh Hutan Mangrove terhadap Produksi Udang Windu (Penaeus monodon) pada Tambak Silvofishery di Desa Tanjung Ibus Kecamatan Secanggang Kabupaten Langkat
(Universitas Sumatera Utara, 2014)The purpose of this research was to determine the effect of mangrove forests with different densities in pond to the production of tiger shrimp and to determine water quality silvofishery pond. This study conducted in ... -
Jenis Umpan dan Hasil Tangkapan Kepiting Bakau (Scylla serrata) di Kawasan Hutan Mangrove Kelurahan Belawan Sicanang Kecamatan Medan Belawan Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2017)Belawan Sicanang village was one of villages in Districts of Medan Belawan. One of people's livelihood in Sicanang was crabber of Mangrove crab. The fishing gear used by fishermen to catch crabs was Bubu. Bait commonly ... -
Pengaruh Pemberian Pakan Jagung (Zea mays) terhadap Pertumbuhan Ikan Mas (Cyprinus carpio) di Desa Tanjung Mulia Kecamatan Tanjung Morawa Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2015)Goldfish (Cypirinus carpio) is fish consumption that has high economic value and suitable for cultivationed and very popular fish in the community, in the cultivation of gold fish, factor constraint is feed, where the ... -
Uji Toksisitas Akut Ekstrak Daun Kamboja (Plumiera rubra L.) pada Ikan Nila Merah (Oreochromis niloticus)
(Universitas Sumatera Utara, 2015)Fish farming is done intensively highly susceptible to outbreaks of diseas. The use of antibiotics in the prevention of bacterial diseases can cause negative effects to human health. Antibiotics can be replaced with the ...