Ditapis dengan
Kondisi Eksisting Pemanfaatan Sumberdaya Perikanan Tangkap Berbasis Kearifan …
ABSTRACT In the Tambak Village, there is a traditional fish auction activity called “pajak”. This activity was conducted once/ year and aims to manage the fishery resources in those areas based on the local wisdom. This activity was applied for catching fish in the rivers as well as the lakes present in that village. Unfortunately, the rivers and lakes in that village were threatened due t…
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- 1804110248
Beban Pencemaran Di Sungai Sibam Kota Pekanbaru Provinsi Riau
Abstract In the area along the river bank of the Sibam River, there were residential areas, sand mining, and oil palm plantations activities that generate waste that enter that river. To understand the water quality and pollution loads in the Sibam River, a research was conducted in June-August 2022. There were 3 sampling areas, in the upstream, middle area, and in the downstream of the river.…
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- 1804123882
Struktur Komunitas Meiofauna Di Kawasan Mangrove Kecamatan Dumai Barat
Abstract In the West Dumai District there were mangrove ecosystems that shown different condition. In the mangrove area around the Marine Station of the Riau University was in good condition and it was frequently inundated by water from the Masjid River. While the mangrove in the Bandar Bakau Tourism area was negatively affected by anthropogenic activities conducted in that area. To understand …
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- 1704113446
Kualitas Air Sungai Rawa Di Desa Rawa Mekar Jaya Kecamatan Sungai Apit Kabup…
Abstract The Rawa River is one of the rivers in Sungai Apit District, Siak Regency. The head of the Rawa River is in the Zamrud Lake and its estuary is in the Panjang Strait or Lalang Strait. IKA-NSF is a water quality assessment index to analyze the good and bad water quality for the survival of aquatic organisms. The purpose of this study to determine the quality of the Rawa River in Rawa Mek…
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- 1704110785
Keanekaragaman Jenis Ikan Di Danau Kebun Nopi Kecamatan Kuantan Mudik Kabup…
ABSTRACT Kebun Nopi Lake is a man-made lake that is constructed by damming the Kuning River. This lake is inhabited by many type of fish species. However, the information on the type of fish in that area is limited. A study aims to identify and inventory the types of fish caught in the Kebun Nopi Lake has been conducted on March 2022. Sampling was carried out 3 times. The fish was captured usi…
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- 1804110478
Biologi Reproduksi Ikan Alu-Alu (Sphyraena Spp.) Dari Perairan Sibolga Sumate…
Abstract Sphyraena spp is a type of seawater fish that commonly inhabit the waters of Sibolga, North Sumatra. A study aims to understand the reproductive biology of Sphyraena Spp has been conducted. The fish was sampled 3 times, once/month, from May-July 2022. Parameters measured were sexual characteristics, sex ratio, gonad maturity level, gonad somatic index (GSI), fecundity and egg diameter.…
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- 1804112309
Biodiversitas Ikan Di Danau Daek Desa Teluk Kinidae Kecamatan Tambang Kabupat…
Abstract Daek Lake is an oxbow lake which was formed due to the interruption of the meander flow at one time there was silting at the turn. Lake Daek is a habitat for various species of fish. However, research had never been done in Daek Lake so there is no information about what fish in the lake. This study aims to determine types of fish in this lake, both ornamental or consumption fish. A s…
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- 1804110472
Identifikasi Mikroalgae Dari Perairan Kolam Tanah Di Kota Pekanbaru
Abstract In the earthen ponds that are used for rearing fish, the presence of fish pellets remains and fish feces increase the organic material contents and thus support the life of microalgae. As there are many potential microalgae, a study aims to understand the types of microalgae presence in the pond waters were conducted on September-December 2021, located in the earthen pools in Pekanbar…
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- 1704122557
Keanekaragaman Jenis Dan Persen Penutupan Tumbuhan Air Di Danau Parit Kecamat…
Abstract Parit Lake is one of the Oxbow Lakes located in Parit Baru Village, Tambang District, Riau Parovince. The lake is overgrown with various kinds of aquatic plants that almost cover the surface of the lake. This study aims to determine the diversity and percent covers of aquatic plants carried out in July 2022. The method use in this study is a survey method, where Parit Lake is used as …
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- 1804195461
Status Kesuburan Perairan Berdasarkan Klorofil-A Di Wilayah Pesisir Kecamatan…
Abstract The Coastal Area of West Dumai District is part of the East Coastal area of Sumatra Island which is influenced by anthropogenic activities. These activities can affect water quality. This study aims to determine the concentration of chlorophyll-a as the status of aquatic trophic. This research was conducted in March-April 2022 in the Coastal area of West Dumai District, Riau Province.…
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- 1804124284
Efek Pb Dan Cd Terhadap Pertumbuhan Cychlotella Sp.
Abstract Heavy metals are generally a problem even at the world level as a threat to humans. Phytoplankton Cychlotella sp. are the main producer in the food chain in aquatic ecosystems. The purpose of this study was to determine the effect of the toxicity of heavy metals Pb and Cd on the growth of microalgae Cychlotella sp. and to compare the more toxic heavy metals expressed in 3 parameters, …
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- 1704122101
Kandungan Logam Berat Cd Dan Cr Pada Insang, Otot Dan Tulang Ikan Baung (Hemi…
Abstract Lubuk Siam is one of the Oxbow lake in Kampar district. It is the habitat of Baung fish (Hemibagrus Nemurus) which has the high economic value. The purpose of this study was to determine the concentration of heavy metals (Cd and Cr) in the organs (gills, muscles, and bones) of Baung fish in this lake. The sample of fish from Lubuk Siam lake were collected and destructed according to t…
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- 1504114509
Biologi Reproduksi Ikan Kapiek (Puntius Schwanefeldii) Yang Dipelihara Pada K…
Abstract In the fish culture using multilayered floating net cage, the fish that was reared in the outer layer cage may feed on the pellets spilled from the inner layer cage and thus the outer layer caged fish receive nutritious feed that support their live, including their reproduction process. To understand the reproductive biology of Barbonymus schwanenfeldii reared in the outer layer net c…
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- 1504115284
Kelimpahan Fitoplankton Sebagai Penentu Kesuburan Perairan Di Wilayah Pesisir…
Abstract The coastal area in Dumai Barat District has experienced many changes in the function of coastal land and mangroves so that various human activities provide input of organic and inorganic materials that will affect air quality and phytoplankton. This study aims to determine the fertility of the waters in the coastal area of west Dumai District, Dumai City, Riau Province. This research…
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- 1804124191
Hubungan Kerapatan Lamun Dengan Kepadatan Gastropoda Di Pantai Teluk Bakau Ka…
Abstract The presence of gastropod is related to the seagrass condition. A study purposes to understand the relationship between seagrass and gastropod densities in the Teluk Bakau Beach Bintan, Bintan Regency Riau Islands has been conducted in April-May 2022. There was a survey method with three stations, namely the area close to human inhabitant (St1), ecotourism area (St2), and natural area…
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- 1804111121
Efek Hg Dan Cr Terhadap Pertumbuhan Dan Kandungan Klorofil-A Pada Mikroalga …
ABSTRACT Heavy metals in water can be included in hazardous and toxic materials when found in high concentrations. Mercury (Hg) and Chromium (Cr) are dangerous heavy metals if it enters a body of water, it will affect aquatic organisms. This study aims to determine the effect of heavy metals Hg and Cr on the growth of Dunaliella sp. through the value of IC50 96 hours, LOEC and NOEC, and chloro…
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- 1804110603
Ekomorfologi Udang Galah (Macrobrachium Rosenbergii) Di Sungai Kampar Bagian …
Abstract Water quality in the upstream and the downstream of the Kampar River is diferent due to pollution. However, Macrobrachium rosenbergii can be found in those areas. The condition of the water may affect the morphological characteristics of the prawn. To understand the morphological differences of the prawn, a study has been conducted in February - April 2022. Samplings were conducted th…
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- 1804123907
Pengaruh Kombinasi Poc Azolla Sp. Dan Intensitas Cahaya Terhadap Pertumbuhan …
ABSTRACT Growth of Dunaliella sp is affected by environmental condition and nutrient present in the media. To understand the effect of liquid fertilizer made from fermented Azolla sp and light intensity on the growth of Dunaliella sp, a study has been conducted on April 2022. There was a CRD, with two treatments of liquid fertilizer dosages, namely P1 (0.62 ml/L), P2 (1.86 ml/L), P3 (3.10 ml/L…
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- 1804112337
Efek Hg Dan Zn Terhadap Pertumbuhan Dan Kandungan Klorofil-A Cyclotella Sp.
ABSTRACT Heavy metals are chemicals that can pollute waters and are toxic to microalgae, such as mercury (Hg) and zinc (Zn). Heavy metal Zn is an essential heavy metal, but it is toxic if the metal concretation is high in water. The study aimed to find out the toxicity of Hg and Zn as well as compare the toxicity of Hg and Zn against the abundance of Cyclotella sp. in 3 parameters namely, IC50…
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- 1804110706
Ekomorfologi Udang Galah (Macrobrachium Rosenbergii) Di Sungai Rokan Dan Siak…
ABSTRACT Giant freshwater prawn Macrobrachium rosenbergii is economically important prawn species that inhabits the Rokan and Siak Rivers in Riau. The waters in both rivers, however, are under pressure due to pollutant. To understand the water quality and to understand the morphological characteristics of the prawns from both rivers, a study has been conducted in April-May 2022. The prawns wer…
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- 1804123899
Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
Ilmu-ilmu Terapan 
Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah