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Syafruddin Nasution
Universitas Riau
Agriculture, Biological Sciences & Forestry Humanities Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Decision Sciences, Operations Research & Management Earth & Planetary Sciences Economics, Econometrics & Finance Education Energy Environmental Science Immunology & microbiology Materials Science & Nanotechnology Physics Public Health Social Sciences Other

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COMMUNITY STRUCTURE OF MACROZOOBENTHOS AS AN INDICATOR QUALITY OF COASTAL WATERS IN TANAH MERAH VILLAGE Kasmira, Febriyanti; Nasution, Syafruddin; Mubarak, Mubarak
Asian Journal of Aquatic Sciences Vol. 6 No. 2 (2023): August
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

This research was conducted in January 2022 in the coastal waters of Tanah Merah Village and at the Marine Biology Laboratory and Marine Chemistry Laboratory, Department of Marine Science, University of Riau. The purpose of the study was to analyze the structure of macrozoobenthos communities in the coastal waters of Tanah Merah Village which includes the type, abundance, diversity, uniformity, dominance index, and similarity of communities. As supporting data in this study, several environmental parameters were also measured which included water quality, sediment type, and sedimentary organic matter content. The research method used is the survey method, where sampling using the squared transect method is carried out at 3 stations. Based on the results of the study found 13 species of macrozoobentos. A species that is found at all stations is Nerita articulate. The abundance of macrozoobenthos is 12,300 ind/ha. The diversity index value (H') of 1.42, indicates a moderate category, namely water quality is still maintained, a uniformity index (E) of 1.66, is classified as a high category, namely water quality is still supportive for macrozoobenthos life, the dominance index (C) 0.17, is included in the low category. In the community similarity index between I and II, 25% of types are not the same, inter-station I and III 43% of types are almost the same, and inter-station II and III 16% of types are not the same. Water quality parameters are as follows: temperature 27-29oC; salinity 30-31 ppt; pH 6-7; DO 3.6-7.6 mg /l. Sedimentary organic matter 4.47-23.53%, muddy sediment type. Based on the value of the aquatic quality biological index at the research site, it is still in good condition.
COMMUNITY STRUCTURE OF ECHINODERMS IN THE COASTAL WATERS OF SUNGAI NIPAH PESISIR SELATAN REGENCY Meitasuri, Gevi; Efriyeldi, Efriyeldi; Nasution, Syafruddin
Asian Journal of Aquatic Sciences Vol. 6 No. 2 (2023): August
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

Echinoderms are thorn-skinned invertebrates such as sea stars, snake stars, sea urchins, sea cucumbers, and sea lilies. Echinoderms are marine animals that act as cleaners for the marine environment, especially the coastal environment. This research was conducted in September 2021 in the coastal waters of Sungai Nipah, Pesisir Selatan Regency, West Sumatra Province. The purpose of this study was to determine the structure of the echinoderm community which includes species, abundance, relative abundance, diversity, uniformity, dominance, and distribution patterns. The method used in this research was a survey method, to determine the observation station using a purposive sampling technique. Based on the research results, the species of echinoderms found in the coastal waters of Sungai Nipah Village are Holothuria scabra, H.atra, and Ophiocoma scolopendrina. The abundance of echinoderms obtained ranged from 7,407–11,481 ind/ha. Echinodemata diversity has an average of 1.13 which belongs to the medium category. The uniformity of echinoderms has an average of 0.13 which is included in the category of very low species uniformity. The average value of dominance is 0.51 which means that there are species that dominate in these waters. The distribution pattern of echinoderms in the coastal waters of Sungai Nipah is uniform.
EFFECT OF DIFFERENT TYPES OF FERTILIZER ON THE GROWTH OF MARINE PHYTOPLANKTON POPULATION Chlorella vulgaris M. Fauzan, M. Fauzan; Siregar, Sofyan; Nasution, Syafruddin
Asian Journal of Aquatic Sciences Vol. 4 No. 1 (2021): April
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

This research was conducted on October 13-26, 2019 in the Regional Technical Implementation Unit of the Seawater and Brackish Aquaculture Fisheries Office (UPTD BPBALP Teluk Buo), West Sumatra. This study aims to determine the effect of applying different types of fertilizers to the growth of Chlorella vulgaris microalgae populations on laboratory scale culture. The method used in this study was an experimental method in the laboratory using a completely randomized design (CRD) one factor, namely the difference in fertilizer types with 3 (three) replications. Fertilizers used are Walne fertilizer, ZA (Zwavelzure Ammoniak) and TSP (Triple Super Phosphate). The testing organism in this study was phytoplankton C. vulgaris. The container used was a glass jar (3 liter capacity). The parameters measured in this study include absolute growth, relative growth, specific growth, self-doubling time and water quality. The results of this study indicate that the best type of fertilizer for C.vulgaris population growth was TSP fertilizer, followed by ZA fertilizer and the lowest in Walne fertilizer.
MACROZOOBENTHOS COMMUNITY STRUCTURE IN INTERTIDAL ZONE OF SAMBUNGO VILLAGE PESISIR SELATAN REGENCY OF WEST SUMATERA PROVINCE Anggara, Bob; Tanjung, Afrizal; Nasution, Syafruddin
Asian Journal of Aquatic Sciences Vol. 4 No. 2 (2021): August
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

This research was conducted in the village of Sambungo, Silaut District, Pesisir Selatan Regency, West Sumatra Province in August 2020. The purpose of this study was to determine the structure of the macrozoobenthos community which includes: type, density, diversity, uniformity, dominance and distribution patterns. Sampling was done randomly at 3 stations, each station consists of 3 transects and each transect consists of 3 plots, namely in the upper middle and lower in the intertidal zone. The results of the study found 5 classes of macrozoobenthos with 9 species. The abundance values ​​obtained ranged from 3.33 - 5.11 ind/m2. The diversity index value ranges from 1.18-1.54 which is classified as moderate, while the dominance index value ranges from 0.39-0.52, namely there was no species that dominate, the uniformity index value ranges from 0.03-0.06 which is not balanced and the value of the distribution pattern ranges from 2.81 to 3.76 with the pattern of distribution in groups.
THE EFFECT OF PLASTIC COVERS WITH DIFFERENT COLOR ON THE TYPE AND ABUNDANCE OF EPIPELIC DIATOMS IN THE NATURAL LOVERS INTERTIDAL AREA (PAB) CITY OF DUMAI Nisa, Chairun; Siregar, Sofyan Husein; Nasution, Syafruddin
Asian Journal of Aquatic Sciences Vol. 6 No. 1 (2023): April
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

The purpose of this study was to determine the effect of the plastic cover with different colors on the type and abundance of epipelic diatoms. This research was conducted in March 2022 which is located in the Pecinta Alam Bahari (PAB) area of ​​Dumai City. The method used is an experimental method with plastic cover treatment with different colors. This experiment has one factor, namely plastic color, with four levels of treatment, namely no plastic (control), clear, red, and black colors. The type of plastic used is the same type of plastic. The experimental units are made of iron which is assembled with a size of 1x1m and 12 subunits are measuring 10x10 cm. Observations were made every day for three consecutive days. The results showed that there were 15 species of epipelic diatoms, where the species that were often found every day were Cosdisnodiscus sp., Gyrosigma sp., Navicula sp., and Pleurosigma sp., Skeletonema sp, Striatella sp, Synedra sp. The abundance of diatoms in the treatment without plastic ranged from 38993.8 - 68239.2 ind/cm2, the clear plastic cover ranged from 39880.04 to 67353.0 ind/cm2, the red plastic cover ranged from 31904.0 to 69125.4 ind/cm2, and the black plastic cover ranged from 28359.14 – 54945.83 ind/cm2. The results of the One Way Anova test between treatments showed a significant difference every day, except on day 0 which was not significantly different.
COMPARISON OF MACROZOOBENTHOS COMMUNITY STRUCTURE ON SEAGRASS ECOSYSTEMS IN THE WATERS OF NIRWANA COAST AND PULAU PANJANG OF WEST SUMATRA Julians, Rizky Fajar; Nasution, Syafruddin; Nursyirwani, Nursyirwani
Asian Journal of Aquatic Sciences Vol. 6 No. 1 (2023): April
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

Macrozoobenthos have various roles in the ecosystem, one of which is as a biological indicator because macrozoobenthos will react to disturbances in an aquatic ecosystem. Seagrasses are breeding and sheltering grounds for marine life, one of which is macrozoobenthos. Nirwana Beach and Pulau Panjang are waters that have seagrass ecosystems in West Sumatra. The purpose of this study was to compare the community structure of macrozoobenthos in the waters of Nirwana Beach and Pulau Panjang, this research was conducted in the waters of Nirwana Beach and Pulau Panjang in June-July 2021. The method used in this study is the survey method; sampling was carried out using three plots on each transect with a size of 1m x 1m and was repeated three times on each plot. The results of this study found that the abundance value in the waters of Nirwana Beach was 20.59 ind/m2 and in the waters of Pulau Panjang 21.44 ind/m2, the diversity index (H’) in the waters of Nirwana Beach was 2.450 and in the waters of Pulau Panjang was 2.680, The uniformity index (E) in the waters of Nirwana Beach is 0.738 while in the waters of Pulau Panjang, it is 0.807 and the dominance(C) in the waters of Nirwana Beach is 0.162 and in the waters of Pulau Panjang is 0.198. The distribution pattern (Id) of macrozoobenthos at both locations is clustered with a value of 1.07 ind/m2 in the waters of Nirwana Beach and 1.13 ind/m2 in the waters of Pulau Panjang. The community similarity index was categorized as moderate with 66% at both study sites.
TYPES AND ABUNDANCE OF PHYTOPLANKTON AT DIFFERENT DEPTHS IN THE COASTAL WATERS OF TELUK MAKMUR VILLAGE, DUMAI CITY, RIAU Shandy, Jacinda Qoidatun; Nasution, Syafruddin; Nurrachmi, Irvina
Asian Journal of Aquatic Sciences Vol. 8 No. 1 (2025): April
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/ajoas.8.1.79-85

Abstract

This study aims to identify the types and abundance of phytoplankton at different depths and research stations in the coastal waters of Teluk Makmur Village, Dumai City, Riau Province. Samples were taken from three different locations, namely estuary areas, tourist areas, and areas far from settlements. The number of phytoplankton samples from the three stations at three depths was 27 samples. Water quality parameters such as temperature, salinity, pH, DO, TSS, nitrate and phosphate were measured to determine the condition of the aquatic environment and the effect on phytoplankton growth. Phytoplankton were analyzed using a microscope and identified using a phytoplankton identification book. The results showed that 27 species of marine phytoplankton were found in the Bacillariophyceae, Dinophyceae, Cryptophyceae, and Conjugatophyceae classes. The most common phytoplankton found came from the Bacillariophyceae class. The highest abundance of phytoplankton between depths was obtained from a depth of 3 m, namely 368,558.0441 ind/L, while the highest abundance of phytoplankton between stations was obtained from station III, namely 360,000.452 ind/L. The abundance of phytoplankton between depths and between stations showed no significant difference (p>0.05).
DISTRIBUTION AND DIVERSITY OF GASTROPODS (MOLLUSCS) IN INTERTIDAL WATERS IN RUPAT SUBDISTRICT, BENGKALIS DISTRICT Pratama, Muhammad Dandy Syifa; Nasution, Syafruddin; Efriyeldi, Efriyeldi
Asian Journal of Aquatic Sciences Vol. 6 No. 2 (2023): August
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

This study aims to determine the distribution pattern and diversity of gastropods in the Intertidal Waters of the Rupat Timur District. The research was conducted in February 2022. The research location consisted of 3 stations, each station was placed 3 transects from the highest tide to the lowest tide at different distances. Along the transect lines were placed 3 plots with a size of 3 x 3 m and each plot has a subplot with a size of 1 x 1 m. The method used in this research is the survey method. Parameters measured include gastropod species, distribution patterns, diversity, abundance, relative abundance, and water quality. The results of the study found gastropod species consisting of 9 (nine) families, 12 (twelve) genera, and 13 (thirteen) species. The distribution pattern of gastropods in the research location is clustered with the value of diversity (H') at a moderate level of diversity. Diversity is categorized as moderate. The highest abundance of gastropods was found on the beach of Sukarjo Mesim Village (a station I) with an abundance value of 25,600 ind/ha and the lowest abundance was found on the beach of Teluk Lecah Village (station III) with an abundance value of 11,100 ind/ha, while the highest abundance of gastropods between intertidal subzones was in the upper zone with an abundance value of 20,400 ind/ha and the lowest abundance was in the lower zone with an abundance value of 12,200 ind/ha. The highest relative abundance was Indothais javanica species with a relative abundance value of 18.30%, while the lowest relative abundance was Oliva ornata species with a relative abundance value of 0.85%. Temperature 29-30o C; salinity 28-30 ppt; pH 5-6; DO 5.2-6.4 mg/l. Sediment type in the station I was dominated by mud, station II was dominated by muddy sand and station III was dominated by sand with total sediment organic matter content of 0.46-23.33%.
THE SPECIES AND ABUNDANCE OF BIVALVIA SPAT IN MANGROVE FOREST SUBSTRATE IN RUPAT ISLAND, BENGKALIS Oktavian, Rizki; Nasution, Syafruddin; Zulkifli, Zulkifli
Asian Journal of Aquatic Sciences Vol. 8 No. 1 (2025): April
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/ajoas.8.1.199-127

Abstract

The availability of bivalve spat has a strategic role in ensuring the sustainability of bivalve communities in aquatic ecosystems. This study aims to determine the species, abundance, and timing of bivalve spat settled on the basic substrate of mangrove forest in the intertidal zone of Rupat Island. This research was conducted in June - October 2017. The research was located in the intertidal zone, which is divided into three subzones: upper, middle, and lower. To collect spat bivalve using a net collector, like a tray. This research method was a survey method. The results showed that the bivalve spat had three types: Pilsbryoconcha exilis spat, Polymesoda expansa, and Pharella acutidens. The average abundance is 4.06 ind/m2; the highest abundance of bivalve spats was at the lower subzone, 2.13 ind/m2. The lower subzone was adjacent to the sea and was affected by the tides. From the monthly sampling, October was the highest, with an average abundance of 1.2 ind/m2. Spat catches in June-October were low, and the possibility of a recruit peak of bivalve spat had not happened yet.
Budidaya Cacing Sutra (Tubifek sp) sebagai Makanan Larva Ikan Nuraini, Nuraini; Nasution, Syafruddin; Tanjung, Afrizal; Syawal, Henni
Journal of Rural and Urban Community Empowerment Vol. 1 No. 1 (2019): Desember
Publisher : Fakultas Perikanan dan Kelautan Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

Kegiatan ini dilaksanakan pada bulan 10 Mei – 25 Juli 2019 di Balai Benih Ikan Ryan Farm, Limbungan Rumbai yang diikuti oleh petani ikan, mahasiswa kukerta terintegrasi dan tim pengabdian yang berjumlah 20 orang. Tujuan Kegiatan Pengabdian ini adalah untuk meningkatkan pengetahuan dan ketrampilan petani ikan tentang budidaya cacing sutra, sehingga tidak tergantung lagi kepada musim di alam. Sedangkan manfaatnya diharapkan dengan pengetahuan dan ketrampilan yang diperoleh oleh peserta maka dapat memanfaatkan unit pembenihan Ryan Farm untuk pengembangan budidaya cacing sutra sampai memproduksinya akibatnya tentu produksi larva ikan dapat meningkat yang akhirnya dapat meningkatkan income bagi masyarakat setempat. Kegiatan praktek budidaya cacing sutraini dilakukan langsung oleh para peserta. Dimulai dengan praktek pembuatan media cacing sutra kemudian dilanjutkan dengan budidaya cacing sutra diwadah baskom tahu ukuran 35x28x11 cm selama 3 minggu. Hasil yang diperoleh adalah setelah dilakukan penyuluhan dan pelatihan maka berdasarkan kuisioner yang diajukan ternyata terjadi peningkatan pengetahuan masyarakat petani ikan tentang budidaya cacing sutra 90% sedangkan setelah dilakukan budidaya cacing sutra selama 3 minggu maka diperoleh cacing sutra seberat 109 g/wadah. Permasalahan yang ditemui selama praktek adalah tumbuhnya populasi cacing darah di wadah media budidaya cacing sutra.
Co-Authors ', Agusriadi ', Maraini ', Marini ', Maryanto ', Thamrin ', Yulmeirina AA Sudharmawan, AA Ade Mulyana Afrizal Tanjung Ahmad Faisal Daulay Ahmad Saripuddin Alka, M Abdi Alqoriffah Hasanah Alviana, Nur Andre Febriadi Zaryano, Andre Febriadi Andrito, Wahyudi Anggara, Bob Anggi Irfan Hasibuan Anggraini Vista Yulandari Anggraini, Hafidah Novi Anita, Sofia Anton Akbar Nugraha Apriyani Apriyani Aras Mulyadi Ari yanto rama doni Arif Munandar Dalimunthe Ario Parnanda Arta, Fandi Handika Aslam, Atthoriq Habib Harry Aslim Rasyad Asri, Zainul Astuti Marnis Bahari, Sandy Banjarnahor, Novia Bariddah, Sania Bintal Amin Bonawi Sihombing Chairun Nisa Dalimunthe, Arif Munandar David Aditya Simanjuntak Deni Efizon Desmarina, Yuyun Dessy Yoswaty Devano, Rigo Dewi Ariana Dony Ingot Panjaitan Dwi Arya Winata Efriyeldi, Efriyeldi Eka Saputra Elizal, Elizal Elvi Hartati Anggraini Emilia Azizah Fachry Abda El Rahman Fadhil, Yozi Ahmad Fahmia, Rani Fainal Asandi Fandi Handika Arta Fathiya Hanifa Fauzan, M. Fauzi Rizky Harahap Febrinal Syahputra Feliatra Feliatra, Feli Fenti Rozanda Fery, Rony andes Fikri Daryat Fitri, Sri Sumarni Fitriani, Nely Ginting, Daniel Paskah Ginting, Tri Vani Bernadetha Gultom Gultom Hanifah, Lulu Lyana Harahap, Anugrah Setiadari Hasibuan, Ari Permel Helvitri Helvitri Henni Syawal Ikhsan, Miftahul Ilham Apriandi Imanuel, Andrean Nggara Irfandi, Muhammad Adri Irvan Aditya Febrianto Irvina Nurachmi Irwan Effendi Irwan Irwan Iskan Fami Jumaidi Isma, Muhammad Fauzan Jeprin Hasibuan Johen Esaripa Gultom Joko Samiaji Jonathan Habonaran, Jonathan Joni ' Julians, Rizky Fajar Karnila, Rahman Karnila Kasmira, Febriyanti Khairunnisa Gunawan Kiki Harry Wijaya Kristoper Aritonang Kurniawan, Mohd Rizky Kusdiatmoko, Aprizal Laila Langsana Langsana, Laila M. Aqbal Firmandika M. Fauzan M. Hambali M. Hambali Mahendra Mahendra Marya Ulfa Marya Ulfa Masnawita Turnip Masykur Hz Meitasuri, Gevi Melia Lusiana Mirna Kumala Sari Dalimunthe Mubarak Mubarak Mubarak Mubarak Muhammad Aulia Rahman Muhammad Irfan Muhammad Rizky Rinaldi Muhammad Zulkifli, Muhammad Mukhlis Alfarys Musrifin Galib Musrifin Galib Musrifin Ghalib Nababan, Sitty Mey Nabila, Amelia Nabilah Jauharah Nadratul Jamila Nanang Tri Prastyo Noel GM Situmorang Nofri Andri Yulan Nuraini Nuraini Nuraini Nuraini Nurliya ' Nursyirwani, Nursyirwani Octaviaty, Windy Oktavian, Rizki Padli, Fery Parapat, Monica Esra Perie Anugraha Wiguna Pertika, Dinda Prastyo, Nanang Tri Pratama, Muhammad Dandy Syifa Rafi Novendri Kaslan Rahmi Susanti Raja Yogi Prayoga Ramadhan, Muhammad Farizqy Ramadila, Hana Ranti Wulandari Rawati Irmaida Sitorus Remi Fiter Revi Susanti Rifardi Risman Ferdiansyah Ritonga, Rifai Ramadhan Rivaldi, Rahmat Rohul Mazidah Rosyadi Rosyadi Royan Saputra Rozanda, Fenti Rusdi Machrizal Ruth Natalia. S Safitri, Nely Saputra, Royan Sari, Lita Sari, Nova Iman Satria Heriady Shandy, Jacinda Qoidatun Sihaloho, Indra Y P Sihotang, Yula Elawati Sirait, Jhon Lenon Siregar, Ali Mora Hadamean Siregar, Sofyan Siti Komariah Sofia Anita Sofia Anita Sofyan Husein Siregar Sri Wira Rahayu Ningsih Steven Silalahi Suardi ' Sugeng Abriyanto Sukendi Sukendi Syahril Nedi Syaputra, Eldy Syarif, Wilman Tanjung, Afizal Tanjung, Doli Juni Setia Thamrin ' Thamrin Thamrin Thamrin Thamrin Thamrin Thamrin Tiara Sri Mulawanti Tri Prawoto Tri Vani Bernadetha Ginting Turnip, masnawita Wafa, Khairuw Walusi, Risma Wijayanto, Doddy William Simamora Winanda, Treza Desri Wulandari, Ranti Yasir Muammar Lubis Yozi Ahmad Fadhil Yusmaida Yusmaida Yusni Ikhwan Yusni Ikhwan Siregar Zulfan Saam Zulkarnain Zulkarnain Zulkifli ' Zulkifli Zulkifli Zulkifli Zulkifli Zulkifli Zulkifli ZULKIFLI ZULKIFLI