Undergraduate Theses

Penambahan Berbagai Sumber Beta Karoten Alami dalam Pakan terhadap Peningkatan Kecerahan Warna Ikan Koi (Cyprinus carpio)

Hulu, Evan Aspirata (Universitas Sumatera Utara, 2015)

Koi (Cyprinus carpio) is one type of fish that can be cultivated to serve as ornamental fish. As ornamental fish, koi fish that have beautiful and bright colors can behigh value. To maintain the color of ornamental fish ...

Perbandingan Hasil dan Komposisi Tangkapan Jaring Insang Permukaan dan Jaring Insang Dasar di Perairan Desa Sei Nagalawan Serdang Bedagai

Sari, Ruri Perwita (Universitas Sumatera Utara, 2013)

This research aims to determine the ratio of the dominant fish catches caught in surface gill net and bottom gill net and analyze the composition, diversity, dominance, and size. This study was conducted in April-May ...

Pengaruh Padat Tebar terhadap Laju Pertumbuhan Ikan Redfin (Epalzeorhynchos frenatum) yang Dipelihara dengan Sistem Resirkulasi

Siregar, Rewaldy I (Universitas Sumatera Utara, 2015)

Redfin fish is one of an interesting ornamental fish. Intensive cultivation can be done by optimizing the stocking density. This reasearch aims to determine the effect of stocking density of redfin fish (E. frenatum), ...

Selektivitas Alat Tangkap Jaring Insang (Gillnet ) di Pangkalan Pendaratan Ikan (PPI) Tanjung Balai Provinsi Sumatera Utara

Br Sembiring, Seri Monika (Universitas Sumatera Utara, 2022)

Alcatch selectivity is an experimental fishing activity carried out to effectively test and measure the selectivity of gill nets at the Tanjung Balai Fish Landing Base (PPI) of North Sumatra Province. Two net sizes (1.5 ...

Efek Aktivitas Masyarakat terhadap Kelimpahan Ikan Tor sp.di Sungai Batang Gadis Kabupaten Mandailing Natal Sumatera Utara

Hidayati, Nisa (Universitas Sumatera Utara, 2014)

Garing fish (Torsp.) is fresh water fish living the river stream. Garing fish have meat shape is delicious and high price. Garing fish (Tor sp.) so the fish species very speciality in Mandailing Natal region. Fish species ...

Kajian Strategi Pengembangan Ekowisata Mangrove di Pesisir Sei Nagalawan Kecamatan Perbaungan Kabupaten Serdang Bedagai Sumatera Utara

Siagian, Mariany (Universitas Sumatera Utara, 2014)

The research purpose to examine condition and tourism potential mangrove ecosystem area as foundation to develop mangrove ecosystem on Sei Nagalawan coastal according to ecotourism perception and environmental carrying ...

Keanekaragaman Makrozoobentos sebagai Indikator Kualitas Perairan Danau Siombak Kecamatan Medan Marelan Kota Medan

Daulay, Achmad Taher (Universitas Sumatera Utara, 2014)

Siombak Lake is an artificial lake formed as a result of sand dredging activities in an area formerly known as Paya Pasir and the lake is also influenced by the ups and downs because of the location of the lake is not ...

Analisis Pengembangan Potensi Wisata Sumber Daya Alam Wilayah Pesisir Berbasis Masyarakat di Pantai Talugawu Desa Banuagea Kabupaten Nias Utara

Gea, Ryando Restu Elvian (Universitas Sumatera Utara, 2014)

Coast region constitute appointment room between continent and ocean. Coast region constitute unique region ecological because this region have natural resources potency which can be developed as tourism area. The coast ...

Pengaruh Konsentrasi Tepung Wortel (Daucus carota L) pada Pakan terhadap Peningkatan Warna Ikan Koi (Cyprinus Carpio)

Pardosi, Arnol Hasudungan (Universitas Sumatera Utara, 2015)

Koi (Cyprinus carpio) is one type of fish that can be cultivated to serve as ornamental fish. As ornamental fish, koi fish that have beautiful and bright colors can be high value. Color is one of the reasons ornamental ...

Hubungan Kerapatan Mangrove terhadap Kepadatan Moluska di Dusun II Desa Pulau Sembilan Kecamatan Pangkalan Susu Kabupaten Langkat Provinsi Sumatera Utara

Nasution, Nurul Andrifa (Universitas Sumatera Utara, 2016)

Mangroves serve as a habitat for organisms that are present in it, one of which is Molluscs. The abundance and diversity of molluscs are very dependent on the power of tolerance to environmental changes. This research ...

Fungsi Fisik Mangrove sebagai Penahan Abrasi di Pesisir Kota Medan Provinsi Sumatera Utara

Panjaitan, Josephin S S (Universitas Sumatera Utara, 2015)

This research aims to determine the effect of mangrove and the extent of mangrove forest to the rate of erosion at the coastal of Medan, changes of shoreline has been occurred from 2003 – 2014, changes of shoreline due ...

Keanekaragaman Makrozoobenthos sebagai Bioindikator di Perairan Estuari Suaka Margasatwa Karang Gading Kabupaten Deli Serdang

S, Rio Fentaria (Universitas Sumatera Utara, 2016)

Macrozoobenthos is a living organism attached to the bottom of the water or on the surface of the bottom waters. This study aims to determine the level of macrozoobenthos diversity and water quality based Biodiversity ...

Struktur Komunitas Plankton di Danau Pondok Lapan Desa Naman Jahe Kecamatan Salapian Kabupaten Langkat

Rais, Fahmi Fadhli (Universitas Sumatera Utara, 2015)

Plankton in aquatic ecosystems play a major role in the food chain. This is because the role of plankton as producers (phytoplankton) and consumer level I (zooplankton) in the waters of other organisms that can be used ...

Jenis-Jenis Bakteri Gram Positif Potensial Patogen pada Ikan Bandeng (Chanos chanos) di Tambak Desa Tanjung Rejo Paluh Putri Percut Sei Tuan

Jamaluddin, Jamaluddin (Universitas Sumatera Utara, 2016)

Bandeng fish (C. chanos) is one of the populer fish in big society and become an acquired taste of indonesian. Pest and disease in cultivation of bandeng fish become one of the element which determine enough about the ...

Produksi dan Laju Dekomposisi Serasah Daun Mangrove Rhizophora stylosa di Desa Pulau Sembilan Kecamatan Pangkalan Susu Kabupaten Langkat Sumatera Utara

Fitriyani, Fina (Universitas Sumatera Utara, 2016)

Mangrove litter in the form of leaves, twigs, and other biomass, which fell into the food source of aquatic biota and nutrients that determine the productivity of marine fisheries. Objective of study was to determine the ...

Jenis-jenis Bakteri pada Luka Ikan Patin (Pangasius sp.)

Lubis, Yudha Perdana Putra (Universitas Sumatera Utara, 2014)

One of the various forms of business which produces fish optimally and do not damage fish populations and environment is a good freshwater fish farming. Currently catfish become one of the leading commodity in the fishery. ...

Aktivitas Antimikroba Ekstrak Biji Teratai (Nymphaea pubescens L) terhadap Bakteri Aeromonas hydrophila, Streptococcus agalactiae dan Jamur Saprolegnia sp.

Widya, Dewi Roma (Universitas Sumatera Utara, 2013)

Disease prevention in fish using chemicals or antibiotics lead to microbial resistance. One of alternative to control the fish disease is to use plant extract. The aim of this study was to investigate the antimicrobial ...