Identifikasi Jenis Udang Yang Berasosiasi Dengan Jenis Mangrove Di Kawsan Man…

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Deskripsi Fisik

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2004111476

Bioekologi Kerang Lokan (Geloina Erosa) Pada Ekosistem Mangrove Di Desa Buruk…

The mangrove ecosystem is one of the ecosystems that is characterized by high diversity in associations such as lokan clam. Lokan clams are filter feeders and suspension feeders that live on the bottom of the water by immersing themselves in the sediment. This study aims to determine the biological aspects of lokan clam (morphometrics, density, distribution, and growth), the ecological aspects …

Struktur Jaringan Ikan Mas (Cyprinus Carpio) Yang Diberi Imunostimulan Tepung…

Addition of guava (Psidium guajava) leaves powder in fish feed pellets has been used to improve the immunity of goldfish (Cyprinus caprio). However, there was anti-nutrients agents present in that leaves that negatively affects the food absorption as well as alter the fish health. To understand the effects of guava leaf powder provision and to determine the guava leaf powder dose that is safe f…

Inventarisasi Jenis Ikan di Oxbow Teluk Benderas, Desa Rantau Baru, Kecamatan…

Teluk Benderas Lake is an oxbow lake formed due to the interruption of the flow of the Kampar River. This lake is a habitat for various types of fish. However, information on fish species in the area is still limited. To find out the types of fish in Teluk Benderas Lake, a study was conducted in March-May 2023 using the survey method. Fish sampling was conducted once a week for a period of 2 mo…

Inventarisasi Dan Identifikasi Jenis Ikan Yang Tertangkap Di Perairan Sungai …

Parit Belanda River is one of Siak River tributaries and it is inhabited by various species of fish. To understand the type of fish living in that river, a study has been conducted on November-December 2015. Samplings were conducted 2 weekly, in 3 stations; in the upstream (ST I), middle (ST II), and downstream (ST III) of the river. Results shown that there were 129 fishes captured and they ar…

Jenis Dan Jumlah Sampah Laut (Marine Debris) Di Pulau Beruk Rupat Utara Kabup…

Marine debris was commonly flown by the current and stranded in the coast. A study aims to investigate the type and amount of marine debris in the Beruk Island was conducted in May 2018. A survey method was used in this study. Samplings were done three observation stations, namely S1 (southern area), S2 and S3 (northern area). Marine debris were collected from 3 plots (25x60 m) placed along the…

Aspek Biologi Reproduksi Ikan Betok (Anabas Testudineus Bloch) Di Danau Lubuk…

Anabas testudineus is type of fish commonly inhabit the Lubuk Siam Lake in Riau. However, information on reproductive biology of the fish is rare. To understand the biologycal aspects of this fish, a study was conducted. The fish was sampled once at two weeks for a month period, from July to August 2019. Parameters measured were sex ratio, gonad maturity level, Gonad Somatic Index (GSI), fecund…

Struktur Komunitas Ikan Di Perairan Estuari Desa Rawa Mekar Jaya Kecamatan Su…

The fisheries potency in the estuary of Rawa Mekar Jaya Village is high. A research aims to determine the fish community structure in that estuary was conducted in April-July 2019. Fish samples were taken in 3 stations, in the mangrove area (ST-1), reforestation mangrove area (ST-2) and around the residential area (ST-3). The fishes were captured using fishing rod, net traps (mesh size 1-2 inch…

Hubungan Bahan Organik Dengan Produktivitas Perairan Danau Bakuok Di Desa Aur…

Several activities in the Bakuok Lake contribute the input of organic and inorganic matters to the waters, and thus increase the concentration of nitrate and phosphate in the water. A research aims to understand the relationship between organic matter and nutrients (Nitrate and Phosphate) in the Bakuok Lake has been carried out in June-July 2019. There were three stations namely station 1 (arou…

Pengaruh Hasil Fermentasi Limbah Cair Rumah Potong Hewan (Rph) Terhadap Pertu…

Slaughterhouse liquid waste contains fair organic materials that can be used as nutrient source for growing Spirulina sp. The purpose of this study was to determine the effect of fermented slaughterhouse waste as alternative nutrients for the growth of Spirulina sp. This study was conducted in September-October 2019. RAL method was applied with 5 different concentrations, there were 0 ml/4L (P0…

Struktur Komunitas Bivalva Pada Ekosistem Mangrove Desa Apar Kecamatan Pariam…

Mangrove ecosystem in the Apar Village inhabited by numerous aquatic organisms, including bivalve. A research aim to determine the community structure of bivalve in the mangrove ecosystem has been conducted on July 2019. There was 2 station, with 3 plots/station and 5 subplots/plot. In each subplot, the bivalve were collected by hand. Result shown that there was 3 species of bivalve, namely Pol…

Jenis-Jenis Ikan Yang Tertangkap Di Perairan Rawa Gambut Di Desa Sontang Keca…

Peat swamp waters in Sontang Village are inhabited by many fish species. To understand the types of fish in the peat swamp waters, this research was carried out, which was carried out in May 2019. Sampling was conducted three times, using fishing rods, nets and fish traps. Fish that have been caught then identified. The results show that there are 3 orders, 12 families and 19 species of fish th…

Isolasi Dan Seleksi Bakteri Penghasil Biosurfaktan Pada Kolam Pemisahan Limba…

The water in the pond at PT Bumi Siak Pusako-Pertamina Upstream Eor Plant Gathering Station is polluted by oil. The presence of oil in pond water triggers gene mutations in bacteria so that the bacteria can produce biosurfactants to degrade oil. The aim of this study was to obtain a biosurfactant-producing bacterial isolate and was carried out in January - February 2019. Bacterial isolation was…

Produktivitas Primer Dengan Metode Oksigen Di Danau Betung Desa Betung Kecama…

Primary productivity is the conversion of solar energy and nutrients to living biomass through photosynthesis. A research aimed to understand the primary productivity based on oxygen method was conducted in July-August 2019. There were three sampling stations namely Station 1 (inlet area), Station 2 (in the middle of the lake) and Station 3 (in the end of the lake). In each stations, there were…

Jenis Dan Kelimpahan Fitoperifiton Pada Substrat Plastik Di Danau Bunter Desa…

Phytoperiphyton is a microscopic organism that attach on submerged substrate. Research aims to determine the type and abundance of phytoperiphyton on plastic substrate has been carried out in June- July 2019 in the Bunter Lake. There were three sampling stations, namely Station 1 (inlet), Station 2 (in the middle of the lake) and Station 3 (in the end of the lake ). The number of substrates in …

Analisis Isi Lambung Ikan Baung (Hemibagrus Nemurus Valenciennes) Di Sungai K…

Hemibagrus nemurus is one of freshwater fish that inhabit the Kampar Kiri River. This research aims to determine type of food present in the fish’s stomach. To understand the type of food consumed by H. nemurus, a research has been conducted in July to August 2019. Sampling was conducted 4 times, once/ 2 weeks for a two months period. The fish was captured using nets. There were 65 fishes cap…

Kondisi Limnologis Pada Perairan Sekitar Kampus Universitas Riau Kota Pekanbaru

In the Riau University area there are several shallow waters. Activities around the waters may contributed the in put of organic and inorganic matters into the waters and influenced limnology condition of waters. A research aims to know the limnological condition in waters in University Riau area has conducted Maret-April 2019 Sampling was carried out in three stations, namely station 1 ( aroun…

Morfometrik, Meristik Dan Pola Pertumbuhan Ikan Baung Pisang (Bagroides Melap…

Bagroides melapterus is a type of freshwater fish that inhabit the Kampar Kiri River. Information on biological, including morphometric, meristic and growth patterns of that fish, however, is rare. To understand the morphometrical and meristical characteristics and also the growth pattern of the fish, a research has been conducted in July- August 2019. There were 53 fishes (158-290 TL mm and 50…

Pemanfaatan Hasil Fermentasi Campuran Limbah Cair Tahu Dan Rumah Potong Hewan…

Peat water has a low nutrient content, but it can be enriched by addition of fermented mixed slaughterhouse and tofu industry waste. This media may be used for growing Chlorella sp. The purpose of this study was to determine the effect of fermented mixed slaughterhouse and tofu industry waste as alternative nutrients for the growth of Chlorella sp. This study was conducted in September-October …

Pemanfaatan Hasil Fermentasi Campuran Limbah Cair Tahu Dan Rumah Makan Sebaga…

Peat water has a low nutrient content, but it can be enriched by addition of fermented mixed tofu industry and restaurant waste. This media may be used for growing Chlorella sp. This study aims to determine the effect of fermented mixed tofu industry and restaurant waste addition as alternative nutrients for the growth of Chlorella sp. This study was conducted in September-Oktober 2019. RAL met…