Jurnal Kelautan: Indonesian Journal of Marine Science and Technology最新文献

{"title":"Analisis Sebaran Suhu Permukaan Laut Di Laut Banda Tahun 2017 – 2019 Menggunakan Data Dari Sensor Amsr-2","authors":"Agil Akbar Fahrezi, Ervika Putri Wulandari, M. Arrafi, Riki Ridwana, Shafira Himayah","doi":"10.21107/jk.v15i1.9357","DOIUrl":"https://doi.org/10.21107/jk.v15i1.9357","url":null,"abstract":"","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85342955","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Perbedaan dan Hubungan Nitrat, Fosfat Dengan Kelimpahan Fitoplankton Pada Saat Air Pasang dan Surut di Muara Ujung Piring Bangkalan","authors":"Ainul Fitriyah, Muhammad Zainuri, Novi Indriyawati","doi":"10.21107/jk.v15i1.13990","DOIUrl":"https://doi.org/10.21107/jk.v15i1.13990","url":null,"abstract":"","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75335162","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Effect of Ammonium Concentration Addition to Gracilaria sp. on The Absorption of Mercury","authors":"Y. N. Ihsan, Luthfiyyah Azizah, Kalysta Fellatami, T. Pribadi","doi":"10.21107/jk.v15i1.13447","DOIUrl":"https://doi.org/10.21107/jk.v15i1.13447","url":null,"abstract":"The research was conducted from March to June 2015 in the laboratory of Marine Science of the faculty of FPIK UNPAD. The sampling of Gracilaria sp. was taken from a seaweed farming in Kalianda, Bandar Lampung Province. The aim of conducting this research is to investigate the effect of Ammonium addition to Gracilaria sp. on the absorption process of Mercury. The proportion amount of 10.5-gram Gracilaria sp.  used in this research is mixed with 3 litres seawater media. The research method was performed using Completely Randomised Design (CRD) with four treatments and three replications. Parameters for the measurements are water quality, reduction of mercury and ammonium concentration, bio concentration factor, and growth rate. The research was designed with an addition of 0.05 ppm Mercury in all treatments, where each treatment was given different concentrations of Ammonium as follows: treatment A: 0.5 ppm, treatment B: 1 ppm, and treatment C: 1.5 ppm, with no addition of Ammonium for Control Treatment. The result of this research showed that treatment C hit the highest absorption level in absorbing Ammonium and Mercury with their concentrations of 95.98% and 56.44% respectively in seawater media, while the concentration of Mercury in the Gracilaria sp. biomass was measured 0.47 ppm.Keywords: Absorption, Ammonium, Gracilaria sp., Phytoremediation, Mercury.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89850971","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Pertumbuhan Lamun Enhalus acoroides Di Perairan Desa Pangkil Kecamatan Teluk Bintan Kabupaten Bintan","authors":"Salahuddin Salahuddin, Tri Apriadi, Wahyu Muzammil","doi":"10.21107/jk.v15i1.11387","DOIUrl":"https://doi.org/10.21107/jk.v15i1.11387","url":null,"abstract":"ABSTRACTPangkil Village is one of the villages located in Teluk Bintan District, Bintan Regency, Riau Islands Province which has potential for seagrass resources, especially the type of Enhalus acoroides. This study aims to examine the growth response of seagrass E. acoroides to differences in water quality in the waters of Pangkil Village. This research was conducted in September to November 2020. The stations in sampling site was determined by purposive sampling method, there were 4 sampling stations, namely: shipping activity, boat mooring activities, catching shellfish activity, and no activity of the community (mangrove area). The measurement of the growth rate of seagrass leaves was useds the marking method on young and undamaged leaves using a cable tie. Leaf growth was observation for 60 days with intervals of 15 days. The water quality in Pangkil Village Waters meets quality standards. The highest density value of Enhalus acoroides seagrass was in the shipping activity of 64.67 ind/m2. The highest growth rate of seagrass after 60 days on Enhalus acoroides seagrass leaves was in the boat mooring activity area with value 0.401 cm/day, while the lowest growth rate of Enhalus acoroides leaves was in the area of catching shellfish activity of 0.383 cm/day.Keywords: Enhalus acoroides. density, growth rate, Pangkil WatersABSTRAKDesa Pangkil merupakan salah satu desa yang berada di Kecamatan Teluk Bintan, Kabupaten Bintan, Provinsi Kepulauan Riau yang memiliki potensi sumberdaya lamun, khususnya jenis Enhalus acoroides. Penelitian ini bertujuan melihat respon pertumbuhan jenis lamun E. acoroides terhadap perbedaan kualitas air di Perairan Desa Pangkil. Penelitian ini dilaksanakan pada bulan September-November 2020. Penentuan stasiun ditentukan dengan metode purposive sampling, terdapat 4 stasiun pengambilan sampel yaitu: stasiun 1 merupakan wilayah perairan dengan aktivitas pelayaran (dermaga), stasiun 2 merupakan wilayah aktivitas tambatan perahu (jatty), stasiun 3 merupakan wilayah adanya aktivitas penduduk tangkap kerang, dan stasiun 4 merupakan wilayah tidak ada aktivitas penduduk (wilayah mangrove). Pengukuran laju pertumbuhan daun lamun mengunakan metode penandaan pada daun yang muda dan tidak rusak menggunakaan kabel ties. Pengamatan pertumbuhan daun selama 60 hari dengan interval waktu 15 hari sekali. Kualitas perairan fisika dan kimia di Desa Pangkil memenuhi baku mutu. Nilai kerapatan lamun Enhalus acoroides tertinggi pada berada pada aktivitas pelayaran (dermaga) sebesar 64,67 ind/m2.  Laju pertumbuhan lamun tertinggi setelah 60 hari pada daun lamun Enhalus acoroides yaitu pada wilayah aktivitas tambatan perahu (jatty) sebesar 0,401 cm/hari, sedangkan laju pertumbuhan daun lamun Enhalus acoroides terendah dapat wilayah aktivitas penduduk berupa aktivitas penangkapan kerang  sebesar 0,383 cm/hari.Kata kunci: Enhalus acoroides, kerapatan, laju pertumbuhan, Perairan Pangkil.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74295050","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Estimasi Cadangan Karbon Kawasan Taman Wisata Hutan Mangrove Kecamatan Sukadana, Kabupaten Kayong Utara, Kalimantan Barat","authors":"Adityo Raynaldo, Etha Marista, Sofi Siti Shofiyah, R. Linda, Rafdinal Rafdinal","doi":"10.21107/jk.v15i1.11170","DOIUrl":"https://doi.org/10.21107/jk.v15i1.11170","url":null,"abstract":"","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72799928","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Pemetaan Terumbu Karang Menggunakan Unmanned Aerial Vehicle (UAV) Di Selatan Pulau Tikus Kota Bengkulu","authors":"Denmas Pandu Pamungkas, Dede Hartono, Ari Anggoro","doi":"10.21107/jk.v15i1.10115","DOIUrl":"https://doi.org/10.21107/jk.v15i1.10115","url":null,"abstract":"ABSTRACTRemote sensing can be interpreted as a technology to obtain information on an object on the earth's surface without direct contact with the object to be studied. Along with the development of current technology, the creation of unmanned aircraft technology or UAV (Unmanned Aerial Vehicle). This research was conducted in June 2020 in the southern waters of Tikus Island. The results of mapping coral reefs in the South of Tikus Island using the UAV (Unmanned Aerial Vehicle) obtained an area of 58.22 ha of Tikus Island South and got four classes, namely the living coral area of 15.34 ha. , Dead Coral and Algae 15.60 ha, Sand 8.08 ha, and Rubble 19.20 ha. Accuracy gets a value of 83.3% and this becomes the accuracy of image data with high resolution.Keywords: UAV, Mapping, Coral reefs, Aerial photography, Tikus Island.ABSTRAKPenginderaan jauh dapat diartikan sebagai teknologi untuk memperoleh informasi suatu objek di permukaan bumi tanpa kontak langsung ke objek yang akan dikaji. Seiring berkembangnya teknologi saat ini terciptanya teknologi pesawat tanpa awak atau UAV (Unmanned Aerial Vehicle). Penelitian ini dilakukan pada bulan Juni 2020  di Perairan Selatan Pulau Tikus, Hasil pemetaan terumbu karang di Selatan Pulau Tikus Menggunakan UAV (Unmanned Aerial Vehicle) mendapatkan Luasan Area Selatan Pulau Tikus 58,22 ha dan mendapatkan empat kelas yaitu luasan Karang hidup 15,34 ha, Karang Mati dan Algae 15,60 ha, Pasir 8,08 ha, dan Rubble  19,20 ha. Akurasi mendapatkan nilai 83.3% dan ini menjadi akurasi data citra dengan resolusi tinggi.Kata Kunci: UAV, Pemetaan, Terumbu karang,  Foto udara, Pulau Tikus.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78915167","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Pemantauan Kondisi Lamun Di Taman Wisata Perairan (TWP) Laut Banda, Kecamatan Banda, Kabupaten Maluku Tengah, Provinsi Maluku","authors":"Dwi Rosalina, A. Awaluddin, Waqiah Melani Putri","doi":"10.21107/jk.v15i1.13240","DOIUrl":"https://doi.org/10.21107/jk.v15i1.13240","url":null,"abstract":"","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84599613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Struktur Populasi Ikan Endemik Banggai Cardinalfish (Pterapogon kauderni) Yang Diintroduksi Di Perairan Pulau Bokori – Sulawesi Tenggara","authors":"S. Subhan, Muhammad Rais, A. G. Pratikino, M. T. F. Erawan","doi":"10.21107/jk.v15i1.13576","DOIUrl":"https://doi.org/10.21107/jk.v15i1.13576","url":null,"abstract":"ABSTRACTBanggai cardinalfish (Pterapogon kauderni) has been introduced and has spread around Bokori Island, Southeast Sulawesi. This study aims to determine the population of P. kauderni in the waters of Bokori Island from the aspect of density, body length distribution, and microhabitat. This study used the belt transect method at three observation stations, with three replications for each station to observe of the fish population’s density. Overall, fish density is in the range of 13.67±1.53 individuals/100 m2 to 36.67±4.62 individuals/100 m2. The distribution of fish body size (Total Length/TL) that is observed varies moderately, ranging from 0.5 cm to 5.5 cm. Microhabitat preferences that are associated with fish include sea anemones (57.3%), coral Millepora (28.5%), and sea urchins Diadema (14.2%). Despite the presence of other fish species in the same microhabitat, P. kauderni coexists with other fish species peacefully.Keywords: Pterapogon kauderni, density, body length, microhabitatABSTRAKIkan Banggai cardinal (Pterapogon kauderni) telah diintroduksi dan telah menyebar di sekitar Pulau Bokori, Sulawesi Tenggara.  Tujuan dari penelitian ini adalah untuk mengestimasi kepadatan, sebaran ukuran tubuh dan mikrohabitat ikan P. kauderni di perairan Pulau Bokori. Pengamatan kondisi populasi ikan menggunakan metode transek sabuk pada 3 stasiun pengamatan, dengan 3 ulangan setiap stasiun. Secara keseluruhan kepadatan ikan berada pada kisaran 13.67±1.53 individu/100 m2 sampai 36.67±4.62 individu/100 m2. Sebaran ukuran tubuh ikan (Panjang Total/TL) yang telah berhasil diamati cukup bervariasi yaitu antara 0.5 cm hingga 5.5 cm. Pilihan mikrohabitat yang berasosiasi dengan ikan antara lain anemon laut (57.3%), karang api dari genus Millepora (28.5%) dan bulu babi genus Diadema (14.2%). Meskipun terdapat jenis ikan lain dalam mikrohabitat yang sama, P. kauderni hidup berdampingan dengan jenis ikan lain tanpa saling mengganggu. Kata kunci: Pterapogon kauderni, kepadatan, ukuran, mikrohabitat","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76983666","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Tingkat Kelulusan Hidup Propagul Rhizophora sp. Di Area Restorasi Mangrove Pada Kawasan Pesisir Tanjung Pisau Dan Tanah Merah, Kabupaten Bintan","authors":"Evan Roy Herdiwan, Febrianti Lestari, Khairul Hafsar","doi":"10.21107/jk.v15i1.11397","DOIUrl":"https://doi.org/10.21107/jk.v15i1.11397","url":null,"abstract":"ABSTRACTThis research is based on the importance of the role of mangroves to the needs of coastal ecosystems, because they have high economic and ecological value. The main problem in the mangrove ecosystem is the occurrence of logging and degradation for several purposes and purposes. Therefore, it is necessary to understand and understand the importance of rehabilitation and restoration, especially for the Bintan Regency area. So far, the restoration that has been carried out is using the seedling method. Mangrove Restoration Activities in the Tanah Merah and Tanjung Pisau areas, Bintan Regency using Rhizophora sp. The purpose of the study was to determine the survival rate and the level of community awareness of mangrove restoration activities in the coastal areas of Tanjung Pisau and Tanah Merah, Bintan Regency. This research uses purposive sampling method. Determination of sampling points in accordance with the points selected in government programs that have been carried out by taking into account the ability to represent each region. Monitoring is carried out using plots where in 1 plot there will be 33 mangroves planted with a 3x1 pattern, and 10 plots will be monitored for each area. The results showed that the survival rate for each region was Tanah Merah 58% and Tanjung Pisau 85% which were quite successful. While the level of public awareness is also quite good with a percentage of 73.4%.Keywords: Awareness, Mangrove, Restoration, Bintan IslandABSTRAKPenelitian ini didasari oleh pentingnya peranan mangrove terhadap kebutuhan ekosistem pesisir, karena memiliki nilai ekonomis dan ekologis yang tinggi. Permasalahan utama pada ekosistem mangrove adalah terjadinya penebangan dan degradasi untuk beberapa kepentingan dan peruntukan. Maka dari itu, perlunya memahami dan mengerti akan pentingnya rehabilitasi dan restorasi terutama untuk kawasan daerah Kabupaten Bintan. Selama ini restorasi yang telah dilakukan menggunakan cara pembibitan(penyemaian). Kegiatan Restorasi Mangrove pada wilayah Tanah Merah dan Tanjung Pisau, Kabupaten Bintan menggunakan cara pembenihan propagul Rhizophoran sp. Tujuan penelitian adalah untuk mengetahui tingkat kelulusan hidup dan tingkat kepedulian (awareness) masyarakat terhadap kegiatan Restorasi mangrove pada kawasan pesisir Tanjung Pisau dan Tanah Merah, Kabupaten Bintan. Penelitian ini menggunakan metode Purposive Sampling. Penentuan titik sampling sesuai dengan titik yang dipilih dalam program pemerintah yang sudah dilakukan dengan memperhatikan kecakupan mewakili setiap daerahnya. Pemantauan dilakukan dengan menggunakan plot dimana dalam 1 plot akan didapati 33 mangrove yang ditanam dengan pola 3x1, dan akan dipantau 10 plot untuk masing-masing wilayah. Hasil penelitian menunjukkan tingkat kelulusan hidup masing-masing daerah adalah Tanah Merah 58% dan Tanjung Pisau 85% yang tergolong cukup berhasil. Sedangkan tingkat kepedulian masyarakat juga tergolong baik dengan mencapai persentase 73,4%. Kata kunci: Kep","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75803722","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"PENGARUH MADDEN JULIAN OSCILLATION (MJO) TERHADAP VARIABILITAS SUHU PERMUKAAN LAUT DAN KLOROFIL-A DI LAUT NATUNA","authors":"Yosafat Donni Haryanto, Benedy Fajar, Nelly Florida Riama","doi":"10.21107/jk.v14i3.11040","DOIUrl":"https://doi.org/10.21107/jk.v14i3.11040","url":null,"abstract":"","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-02-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75283911","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}