Browsing Undergraduate Theses by Keyword "Abundance"
Now showing items 1-6 of 6
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Hasil Tangkapan Sampingan (Bycatch) Alat Tangkap Purse Seine di Pelabuhan Perikanan Samudera Belawan Sumatera Utara
(Universitas Sumatera Utara, 2022)A purse seine is an active fishing gear and some of them are still found with small mesh sizes. This can enable purse seine fishing gear to potentially become fishing gear with low selectivity for the size and type of fish ... -
Kajian Morfologis dan Kelimpahan Ikan Sili (Famili : Mastacembelidae) di Sungai Seruai Desa NamuSuro Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2016)Fish Sili (Family :Mastacembelidae) can be characterized by an elongated proboscis down the snout. Family Mastacembelidae are divided into three genera namely Mastacembelus (48 species), Macrognathus (15 species), and ... -
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 ... -
Keanekaragaman dan Kelimpahan Makrozoobentos di Sungai Naborsahan Kabupaten Toba Samosir Sumatera Utara
(Universitas Sumatera Utara, 2013)MELINDA SARI LUBIS. Diversity and Abudance of Makrozoobenthos in Naborsahan River of Toba Samosir Regency, North Sumatera. Supervised By MOHAMMAD BASYUNI and ANI SURYANTI This research described diversity and abundance ... -
Keanekaragaman dan Kelimpahan Perifiton di Perairan Sungai Deli Sumatera Utara
(Unversitas Sumatera Utara, 2014)This study aims to determine the diversity and abundance of periphyton in the Deli river waters and to determine the level of pollution in the river Deli in terms of diversity of periphyton and physical-chemical factors ... -
Kelimpahan dan Pola Pertumbuhan Kerang Darah (Anadara granosa) di Perairan Pantai Bunga Kabupaten Batu Bara Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Blood clams (Anadara granosa) are marine biota in the bivalve class that mostly live at the bottom of muddy or sandy sea waters. The growth of blood clams can be observed by looking at the increase in shell size. This study ...