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Structure of the Mangrove Community in the Pangkalan Jambi Village, Bukit Batu District, Bengkalis Asraf Octaviari; Syafruddin Nasution; Feliatra Feliatra
Jurnal Perikanan dan Kelautan Vol. 31 No. 1 (2026): February
Publisher : Fakultas Perikanan dan Kelautan Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jpk.31.1.129-134

Abstract

ngroves are coastal ecosystems that play a very important ecological and economic role. This study aims to analyze mangrove species, density, and importance index. The method used was a survey method with the determination of research stations using purposive sampling, where the research location was divided into 3 stations based on criteria, namely station 1 mangrove forest located in Damai Village with relatively good mangrove conditions, station 2 mangrove forest located in Rukun Village which is a mangrove ecotourism area, and Station 3, a mangrove forest located in Murni Village, which is adjacent to a residential area. The results of water quality parameter measurements in Pangkalan Jambi Village showed salinity values of 19-22, pH values of 5.4-6.5, and temperatures of 29-30 ℃. Based on the study, five mangrove species were found in the mangrove forest area of Pangkalan Jambi Village: Rhizophora apiculata, Xylocarpus granatum, Nypa fruticans, Avicennia marina, and Talipariti. tiliaceum. The density in the tree category at station I had the highest density, 1566.66 ind/ha, while the lowest was at station II, 300 ind/ha. In the seedling category, the highest density was found at station I with a density value of 4800 ind/ha, while the lowest density was found at station II with a density value of 3466.67 ind/ha. In the seedling category, the highest density was found at station I with a density value of 7500 ind/ha, while the lowest density was found at station II with a density value of 5000 ind/ha. Based on the average Importance Value Index calculation, the highest INP value was R. apiculata at 249.295%, and the lowest was S. alba at 178.588%.
THE ABILITY OF Bacillus sp. BACTERIA FROM THE ROKAN RIVER ESTUARINE WATERS TO DEGRADE MICROPLASTICS Andini Nurhidayah; Nursyirwani Nursyirwani; Feli Feliatra
Asian Journal of Aquatic Sciences Vol. 9 No. 2 (2026): August
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/ajoas.9.2.150-156

Abstract

Microplastic pollution in aquatic environments has emerged as a critical global environmental concern. Its presence has been widely detected in various environmental compartments, including estuaries. The objective of this study was to assess the ability of Bacillus sp. isolated from the Rokan River estuary waters to degrade microplastics, namely polystyrene (PS), polyethylene (PE), and polypropylene (PP), and to observe changes in their surface morphology using Scanning Electron Microscopy (SEM). The method used was a one-factor Completely Randomized Design (CRD) experiment with three replications. The degradation test was conducted gravimetrically over 60 days of incubation. The results showed that the highest average degradation rate was found in PE (4.09%), followed by PS (1.86%) and PP (1.19%). The Kruskal-Wallis statistical test yielded a p-value of 0.361 (p > 0.05), indicating no significant difference among the plastic types. SEM analysis confirmed morphological changes, including cracks, pores, and holes, on the surfaces of the treated plastics. The highest average bacterial count was found in the PE treatment (20.8 x 10¹⁰ CFU/mL), followed by PS (18.8 x 10¹⁰ CFU/mL) and PP (13.5 x 10¹⁰ CFU/mL). Therefore, it is concluded that Bacillus sp. has potential as an early indicator of microplastic biodegradation, although the degradation rate remains relatively low
Diseminasi Teknologi Probiotik Bacillus cereus SN7 untuk Meningkatkan Produktivitas Budidaya Ikan Patin dan Baung pada Kelompok Ratu Sungut di Desa Bencah Kelubi, Kabupaten Kampar, Riau Adelina, Adelina; Feliatra, Feliatra; Pamukas, Niken Ayu; Mulyadi, Mulyadi; Kurnia, Pipin; Ramayani, Santi; Hutauruk, Ronald Mangasi; Kurniawan, Ronal; Syuhada, Nur Ikhlas
Journal of Rural and Urban Community Empowerment Vol. 8 No. 1 (2026): Oktober
Publisher : Fakultas Perikanan dan Kelautan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jruce.8.1.77-84

Abstract

Usaha budidaya ikan patin dan baung oleh Kelompok Ratu Sungut di Desa Bencah Kelubi, Kabupaten Kampar, masih menghadapi kendala rendahnya produktivitas akibat manajemen kualitas air yang belum optimal, efisiensi pakan rendah, serta belum diterapkannya teknologi probiotik. Kegiatan pengabdian ini bertujuan mendiseminasikan teknologi probiotik Bacillus cereus SN7 untuk memperbaiki kualitas media budidaya dan efisiensi pakan pada kelompok mitra. Metode pelaksanaan tahun pertama meliputi sosialisasi dan edukasi probiotik yang dihadiri 15 peserta, pelatihan teknis aplikasi probiotik, persiapan dua unit kolam demonstrasi (demplot) sistem bioflok, penebaran benih, serta aplikasi rutin probiotik yang diintegrasikan dengan manajemen pakan dan monitoring kualitas air. Hasil pemantauan menunjukkan suhu air 26–29°C, pH 7, dan oksigen terlarut (DO) 3 mg/L pada pagi hari yang meningkat menjadi 4–5 mg/L pada siang menjelang sore, serta perubahan warna air menjadi kehijauan yang mengindikasikan berlangsungnya pembentukan flok dan aktivitas mikroorganisme pasca aplikasi probiotik. Kegiatan dilaksanakan secara partisipatif dengan melibatkan mitra langsung dalam setiap tahapan. Analisis kelayakan usaha disusun sebagai kerangka perhitungan biaya, penerimaan, R/C ratio, BEP harga, dan ROI yang akan diisi data aktual panen sebagai dasar keputusan perluasan skala. Hasil tahun pertama ini menjadi landasan keberlanjutan program tahun berikutnya, yaitu pengembangan pakan fungsional berbasis probiotik dan penguatan manajemen usaha. Penerapan teknologi ini diharapkan mampu meningkatkan produktivitas, efisiensi biaya produksi, dan pendapatan kelompok pembudidaya ikan patin dan baung di Desa Bencah Kelubi.
Co-Authors ', Baihakki A. Momang Yusuf A.J. Patandean AA Sudharmawan, AA Aan Deni Masrudy Abd. Rasyid Syamsuri Abdul Hadi Abdul Halim Talli Abdul Haris Adelina, Adelina Adid A Hermansyah Adli Abdullah, Muhammad Adolf Hiskia Nainggolan Afifah, Zulfa Afriansyah Anca Afrizal Tanjung Agung EBW Agus Sevtiana Agustinus R. Uria Ahmad Asyrofi Ahmad Asyrofi, Ahmad Ahmad Yani Aini, Vera Nur Ainul Ghurri Alberto Taolin Aldri Frinaldi Alfarisy, M. Phyto Almahmudy, Muhammad Naufal Alviccenia Lailatul Mukaromah Aminatul Farihah Anak Agung Istri Sri Wiadnyani Anas Anas, Anas Anas Zubair, Anas Andi Ahmar Ihwal Ikhsan Andi Dahliaty Andini Nurhidayah Andrei Putra Zirma Andrito, Wahyudi Anggi Rohita Anisa Qoriman Anita R Sidabutar Anita Rachmasari S.W. Anto Budi Listyawan Apriliani Indrawati Putri Apriyola, Nadya Ari yanto rama doni Arief Widodo Arif Rahman Asraf Octaviari Bachar, Sutan Bagus Dwi Hari Setyono Batubara, Ummi Mardhiah Bintal Amin Birmanti Setia Utami Buchari Buchari Bustari Hasan Cokorda Istri Raka Marsiti Cut Murzalina Cut Zahara Phoenna Dahliaty, Andy Damar Adhiguna Daulay, Anita Diah Permata Sari Defa Jeni Nariswari, Defa Jeni Desi Anggreni Dessy Yoswaty Devi Ambarwaty Oktavia Devi Ambarwaty Oktavia Devi Irma Sucia Ningtyas Dewan Pratama Novian Dewi Musawwanah Dewi S. Zilda Dewi Sujani Adithiya Dewi, Shinta Rafida Dharmaputra Palekahelu Dian Agung Wicaksono Dian Iriani Dini Suwandari Diva Cicilya Nunki Arun Sudibya Diva Cicilya Nunki Arun Sudibya, Diva Cicilya Djoko Mursinto, Djoko Dora Darussalam Eka Ahadiyat Suryana Eka Ardhianto Elisa Paramita Ema Komalasari Epta Dian, Ni Kadek Ayu Erlangga Andi S ERMAN ERMAN Euis Sri Damayanti Euis Sri Damayanti Eza Buana Fatwa Eza Buana Fatwa Fatmanita Fatmanita Ferenza, Oktovalen Fitri Widiantini Fitriyani, Fara Ghazali, Tengku Muhammad Gustina, Julia Gustina, Lenny Hafid Abdullah Hafid Hafid Hana Ilmi Khoiriyah Handayani, Sunita Hanif Muchdatul Ayunda Hanifah Yusuf Hariyono, Widodo Hartaman, Nursaleh Hasan, Fitri Utami Hasyimi, Wahid Hayani Anastasia Hendra Adi Prasetya Heru Noviat Herdata Hilyati Fadhlah I Wayan Hendra Saputra I Wayan Supardi Ibnu Khaldun Ida Ayu Putu Hemy Ekayani Iesje Lukistyowati Iesje Lukistyowati Iesje Lukystiowati Ilham Fajri Pohan Intan R Mutiaz Irfan Dwidja Priyambada, Irfan Dwidja Irvina Nurachmi Irwan Effendi Ismail Abdurrahman Siregar Jasanta Peranginangin Joni Dwi Pribadi Joni Dwi Pribadi Junaidi, Muhammad Kaharuddin Arafah Kamsinah Kamsinah Karnila, Rahman Karnila Kartika Indah Permanasari Kartika Yuliari Ketut Aswata Khotibul Umam Kristin Wahyuningsih Kristin Wahyuningsih, Kristin Kumala Dewi Kurniati Laksono Trisnantoro Lamun Batara Layla Tun Nur Lazuardi Lazuardi Lidia Dinawati Lora Lestari Lubis Lora Lestari Lubis Lukystyowati, Isye M, Godras Jati Made Agus Nurjana Made Vivi Oviantari Mardalisa, Mardalisa MARIA BINTANG Mariska Lauterboom Marpaung, Franky Hadinata Masdini, Alvira Mayda Susana Meliza Rahmi Moch. Cahyo Sucipto Mochamad Solikhin Mohamad Thahir Haning Mojang Al Mukaromah Muhammad Agus Muljanto Muhammad Fuad Zaini Muhammad Isa Muhammad Muhammad Muhammad Nur Sahid Muhammad Setya Pratama Muhammad Taufan Mukramin, Ibnu Muliana Muliana Mulyadi Mulyadi MUSLIMIN IBRAHIM Mutiara Naimi Nasution Muttaqin Mansur, Teuku Nadhia Agustina Nanang Tri Prastyo Nasrullah Nasrullah Nasution, Mutiara Naimi Ni Nyoman Veridiana Ni Putu Nita Anggraini Nia M. Kurnia Niken Ayu Pamukas Nittaya Chaiyanate, Nittaya Nobelina Adicondro Nobelina Adicondro Nofriyani Nofriyani Noladhi Wicaksana Nono Carsono Nur Aisah Amini Nur Ikhlas Syuhada, Nur Ikhlas Nur Indrayati Nur Indar Nurfauziah, Suci Nurmalita Putri Nugrahena Nursit Wijayanto Nursyirwani, Nursyirwani Nursyiwani Nursyiwani Nurzamli Nurzamli Nyoman Wendri Oktovalen Ferenza P Purwanto Paramita, Elisa Pertiwi, Fenti Dewi Pipin Kurnia Pipin Kurnia Popy Wardani Prasetya, Hendra Adi Purba, Santri Chintia Purwoko, Agus Putra, I Ketut Suanjaya Adi Putra, Muhammad Putra, Muhammad Hendra Putri Ayu Putri, Redila Putri, Redila Aprilivia Rahmanda, Melysa Ranap Junani Sari Rena Feri Wijayanti Rena Feri Wijayanti Rendy Lani Dinata Rezki Aitul Hukmi Rifa Fauzi Rosmerry Rifaldi Rifaldi, Rifaldi Rifardi Rini Darmastuti Rintawati Sandradewi, Rintawati Riski Gusri Utami Rizki Hamdani Rohula Utami Ronal Kurniawan Ronald Mangasi Hutauruk Rozi Rudiana Agustini Rumanintya Lisaria Putri Ruslan L S.Pd. M Kes I Ketut Sudiana . Sahrullah Sahrullah Santi Ramayani, Santi Santosa Santosa sari hodijah Sartika Hutasuhut Seprianto, Seprianto Shaumi, Nurul Shinta Maharani Trivena Sila Silalahi Siswa Setyahadi Siti Sufaidah Sitti Chadijah Situmorang, Adrian Slamet Santoso Sophia Rahmah Saleha Subaer Subaer Sugiyarto Sugiyarto Sugiyarto Sugiyarto Suharmanto Suharmanto Sulaiman Yusuf Sulaiman, Sulaiman Syafruddin Haris Syafruddin Nasution Syahdan, St Syahril Nedi Syaputry Lita Yanti Syarifah Rohaya Tantri Analisawati Sudarsono Teguh Stiyawan Tengku Muhammad Ghazali Thamrin Wikanta Titania Tjandrawati Nugroho Titik Sumarti Treesia Sujana Tri A. Hadi Tri Emrinelson TRI PRANADJI Tri Winarni Tri Yulistyawati Evelina Tri Yulistyawati Evelina Usman Usman Wahyuda Hidayat Whitea Yasmine Slamet Widantari, Meilya widyaningrum, Astri WULANDARI, APRILIA Y Hutasoit, Anjeli Yayi Suryo Prabandari Yuana Nurulita Yudi Kusnadi Yuni Fitria Yusak Maryunianta Yuslina Octavia Yusni Ikhwan Siregar Yusril Has Yusrizal Yusrizal YUYUN SRIKANDI Zainuri -, Zainuri Zebua, Abdi Hikmat Petra Zevira, Bella Permata Zhilalul Huda