Water areas at Bindalang and Sibonta Island is which one protected areas in padang city water. Both the islands longth enough from Muara Padang (13.3 – 16 Km). Studies of water and coastal important to do so it could manage with easy and better for future. The purpose is known oceanography paramaters such as tides, current, waves, SST and salinity. The methods was using descriptif, can explained the caracteristic of each oceanography parameters. The islands have beting coastal, white sand and coral broken, slope slightly (4.12 – 9.52°), width coastal areas. water depth at island around until 60 – 190 m, is continental shelf. Tide caracteristic is mix tide premordialy semidiurnal and tidal range 149.42 cm. Sea surface current were low of 4.6.9 – 15.33 cm/s (Bndalang Island) and 4.14 – 20.16 cm/s (Sibonta Island). Parameters of SST values 30.0 – 30.3°C and 30.1 – 30.6°C, salinity values were 33.6 – 33.8 ‰ and 30.7 – 33.8 ‰, and water visibility 3.4 – 13.15 m and 13 – 17.4 m (until 100 %). The conditions of coastal and water area was better, so this is very supportive for the sustainability of the designated conservation area.
{"title":"Kajian Parameter Oseanografi Perairan Pada Kawasan Konservasi Perairan di Kota Padang Untuk Mendukung Wisata Bahari (Studi Kasus: Pulau Bindalang dan Pulau Sibonta)","authors":"Try Al Tanto, Ilham Ilham","doi":"10.21107/jk.v16i2.17858","DOIUrl":"https://doi.org/10.21107/jk.v16i2.17858","url":null,"abstract":"Water areas at Bindalang and Sibonta Island is which one protected areas in padang city water. Both the islands longth enough from Muara Padang (13.3 – 16 Km). Studies of water and coastal important to do so it could manage with easy and better for future. The purpose is known oceanography paramaters such as tides, current, waves, SST and salinity. The methods was using descriptif, can explained the caracteristic of each oceanography parameters. The islands have beting coastal, white sand and coral broken, slope slightly (4.12 – 9.52°), width coastal areas. water depth at island around until 60 – 190 m, is continental shelf. Tide caracteristic is mix tide premordialy semidiurnal and tidal range 149.42 cm. Sea surface current were low of 4.6.9 – 15.33 cm/s (Bndalang Island) and 4.14 – 20.16 cm/s (Sibonta Island). Parameters of SST values 30.0 – 30.3°C and 30.1 – 30.6°C, salinity values were 33.6 – 33.8 ‰ and 30.7 – 33.8 ‰, and water visibility 3.4 – 13.15 m and 13 – 17.4 m (until 100 %). The conditions of coastal and water area was better, so this is very supportive for the sustainability of the designated conservation area.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139347738","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}
Tanjung Siambang Beach is a tourist spot that is vulnerable to natural influences because it has a sloping topography, sandy and muddy substrate and lots of human activities. This affects the position of the coastline at Tanjung Siambang Beach from year to year, so it is necessary to conduct research to monitor shoreline changes that occur on the beach. This study aims to determine the distance and rate of change of coastline that occurs at Tanjung Siambang Beach using Sentinel-2A satellite imagery. The methods used to calculate shoreline changes are the Net Shoreline Movement (NSM) and End Point Rate (EPR) methods contained in the Digital Shoreline Analysis System (DSAS). The results showed that during the last 5 years, Tanjung Siambang Beach experienced abrasion with an average change of -10.18 meters at a rate of -2.12 meters/year. Accretion also occurs near river mouths with an average accretion rate of 1.43 meters and a rate of 0.3 meters/year. Overall, in the 2016-2021 period Tanjung Siambang Beach has predominantly experienced land reduction (abrasion). Utilization of remote sensing data and various remote sensing data processing software is very useful for providing information about changes in the coastline that will be useful in making policies related to development in coastal areas as well as prevention or mitigation of possible disasters that will occur in these coastal areas.
{"title":"Pemetaan Perubahan Garis Pantai di Pantai Tanjung Siambang, Pulau Dompak Dengan Metode Digital Shoreline Analysis System (DSAS)","authors":"S. Maharani, Mario Putra Suhana, Esty Kurniawati","doi":"10.21107/jk.v16i2.18298","DOIUrl":"https://doi.org/10.21107/jk.v16i2.18298","url":null,"abstract":"Tanjung Siambang Beach is a tourist spot that is vulnerable to natural influences because it has a sloping topography, sandy and muddy substrate and lots of human activities. This affects the position of the coastline at Tanjung Siambang Beach from year to year, so it is necessary to conduct research to monitor shoreline changes that occur on the beach. This study aims to determine the distance and rate of change of coastline that occurs at Tanjung Siambang Beach using Sentinel-2A satellite imagery. The methods used to calculate shoreline changes are the Net Shoreline Movement (NSM) and End Point Rate (EPR) methods contained in the Digital Shoreline Analysis System (DSAS). The results showed that during the last 5 years, Tanjung Siambang Beach experienced abrasion with an average change of -10.18 meters at a rate of -2.12 meters/year. Accretion also occurs near river mouths with an average accretion rate of 1.43 meters and a rate of 0.3 meters/year. Overall, in the 2016-2021 period Tanjung Siambang Beach has predominantly experienced land reduction (abrasion). Utilization of remote sensing data and various remote sensing data processing software is very useful for providing information about changes in the coastline that will be useful in making policies related to development in coastal areas as well as prevention or mitigation of possible disasters that will occur in these coastal areas.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139347604","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":"Isolasi dan Identifikasi Molekuler Bakteri Rhizosfer dari Sedimen Mangrove Jenis Rhizopora sp. di Ekosistem Mangrove Tapak, Semarang","authors":"Siti Dinda Chrisnawati, Aninditia Sabdaningsih, Oktavianto Eko Jati, Diah Ayuningrum","doi":"10.21107/jk.v16i2.15952","DOIUrl":"https://doi.org/10.21107/jk.v16i2.15952","url":null,"abstract":"2022","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348225","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":"Kepadatan dan Laju Pertumbuhan Bulu Babi (Tripneustes gratilla) di Perairan Letman, Kabupaten Maluku Tenggara","authors":"Rosita Silaban, Johny Dobo","doi":"10.21107/jk.v16i2.19152","DOIUrl":"https://doi.org/10.21107/jk.v16i2.19152","url":null,"abstract":"","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348049","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}
Eka Oviani Msen, Galuh P. W. Utami, Iriani Ira Bukorpioper
Coral reef represent tropical ecosystem encompassing a diverse marine biota associated with it. The aim if this study was to determine the types of coral reefs, diversity of coral reefs species, and the water quality on the Insrom coast. This study used a line transect method that stretched 50 meters in 3 stations at a depth of 3-5 meters. The results of this study indicated that there are 53 types of coral reefs. Overall diversity index (3.27). The water quality measurements yielded the following result: temperature 28-30 o C, pH 7- 8-2, salinity 30-32%, brightness ranging from 2.5-3 meters, current 3-8 m/sec, dissolved oxygen levels of 3-5 mg/l. The study’s conclusion is that there are 53 types of coral reefs. The insrom coast’s diversity index is 3.27 which shows high category according to Shannon-Wienner. The water quality of Insrom coast remains within tolerable range for the growth of coral reefs.
{"title":"Diversity of Coral Reefs at Insrom Beach, Biak Numfor Regency","authors":"Eka Oviani Msen, Galuh P. W. Utami, Iriani Ira Bukorpioper","doi":"10.21107/jk.v16i2.17681","DOIUrl":"https://doi.org/10.21107/jk.v16i2.17681","url":null,"abstract":"Coral reef represent tropical ecosystem encompassing a diverse marine biota associated with it. The aim if this study was to determine the types of coral reefs, diversity of coral reefs species, and the water quality on the Insrom coast. This study used a line transect method that stretched 50 meters in 3 stations at a depth of 3-5 meters. The results of this study indicated that there are 53 types of coral reefs. Overall diversity index (3.27). The water quality measurements yielded the following result: temperature 28-30 o C, pH 7- 8-2, salinity 30-32%, brightness ranging from 2.5-3 meters, current 3-8 m/sec, dissolved oxygen levels of 3-5 mg/l. The study’s conclusion is that there are 53 types of coral reefs. The insrom coast’s diversity index is 3.27 which shows high category according to Shannon-Wienner. The water quality of Insrom coast remains within tolerable range for the growth of coral reefs.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348385","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}
ABSTRACTCultivation of green mussels (Perna viridis) using multilevel plastic baskets has been carried out in the waters of Salemo Island, Pangkep Regency, Indonesia. The purpose of this study was to determine the oceanographic parameters that affect mussel cultivation at different water depths. The research treatment was placement on the surface and bottom of the waters (five meters deep) with different stocking densities. Green mussel cultivation is carried out for 4 months, namely May, June, July and August. Measurement of oceanographic parameters was carried out every month during green mussel cultivation, in situ, namely temperature, turbidity, salinity, pH, DO and those analyzed in the laboratory, namely TSS, TOM, Nitrate, Phosphate and the composition and abundance of plankton. Growth measurements of green mussels were also carried out, namely absolute weight and survival (SR). The results showed that the condition of oceanographic parameters differed between the surface and bottom waters, especially the parameters of TSS, turbidity, TOM, nutrients and plankton abundance. This situation is related to the absolute growth value and SR of mussels at different stocking densities and depths.Keywords: Oceanographic, green mussels, multilevel baskets, absolute growth, Salemo
{"title":"Oseanographic Conditions of Grenn Mussel Cultivation (Perna viridis) Using Multilevel Plastic Baskets Method in Salemo Island Waters, Pangkep Regency, Indonesia","authors":"M. Samawi, Abd. Rasyid Jalil, Shinta Werorilangi","doi":"10.21107/jk.v16i2.17382","DOIUrl":"https://doi.org/10.21107/jk.v16i2.17382","url":null,"abstract":"ABSTRACTCultivation of green mussels (Perna viridis) using multilevel plastic baskets has been carried out in the waters of Salemo Island, Pangkep Regency, Indonesia. The purpose of this study was to determine the oceanographic parameters that affect mussel cultivation at different water depths. The research treatment was placement on the surface and bottom of the waters (five meters deep) with different stocking densities. Green mussel cultivation is carried out for 4 months, namely May, June, July and August. Measurement of oceanographic parameters was carried out every month during green mussel cultivation, in situ, namely temperature, turbidity, salinity, pH, DO and those analyzed in the laboratory, namely TSS, TOM, Nitrate, Phosphate and the composition and abundance of plankton. Growth measurements of green mussels were also carried out, namely absolute weight and survival (SR). The results showed that the condition of oceanographic parameters differed between the surface and bottom waters, especially the parameters of TSS, turbidity, TOM, nutrients and plankton abundance. This situation is related to the absolute growth value and SR of mussels at different stocking densities and depths.Keywords: Oceanographic, green mussels, multilevel baskets, absolute growth, Salemo","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348327","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}
Naufal Athasyah, Mohammad Sumiran Paputungan, D. Bulan
ABSTRAKEkosistem mangrove mempunyai fungsi yang sangat penting karena memiliki fungsi fisik dan ekologis. Mangrove adalah satu di antara ekosistem produktif yang produksi primernya terdiri dari serasah, dekomposisi dan nutrisi. Tingginya produktivitas mangrove akan terkait dengan rantai makanan yang bergantung pada serasah yang terurai. Penelitian ini bertujuan untuk mengetahui hubungan kerapatan mangrove dengan laju produksi serasah di kawasan Muara Badak Kutai Kartanegara Kalimantan Timur. Penelitian ini telah dilaksanakan pada bulan Juli – Agustus 2022. Data kerapatan dan produksi serasah mangrove diambil pada transek berukuran 10 m2. Serasah mangrove diambil pada 2 stasiun penelitian menggunakan litter-trap dengan ukuran 1x1 meter selama 1 bulan dengan pengambilan sampel sebanyak 3 kali setiap selang waktu 10 hari. Hasil penelitian menunjukkan jenis mangrove yang dominan ditemukan pada 2 stasiun penelitian yaitu Sonneratia alba, Rhizophora mucronata, Rhizophora apiculata, dan Avicennia marina. Sementara itu, kerapatan mangrove pada pada stasiun I rata-rata sebesar 1.100 ind/ha dan stasiun II sebesar 1.133 ind/ha. Laju produksi serasah mangrove pada stasiun I rata-rata sebesar 0,74 g/m²/hari dan pada stasiun II sebesar 1,64 g/m²/hari. Hasil uji korelasi menggunakan regresi linear menunjukkan bahwa terdapat korelasi yang kuat antara kerapatan mangrove dengan laju produksi serasah.Kata Kunci: Kerapatan mangrove, Muara Badak, produksi serasah.ABSTRACTThe mangrove ecosystem has a very important function because it has physical and ecological functions. Mangroves are one of the productive ecosystems whose primary production consists of litter, decomposition and nutrients. The high productivity of mangroves will be related to the food chain that depends on decomposed litter. This study aims to determine the relationship between mangrove density and litter production rate in the Muara Badak Kutai Kartanegara area, East Kalimantan. This research was carried out in July – August 2022. Data on mangrove litter density and production were taken on a 10 m2 transect. Mangrove litter was taken at 2 research stations using a 1x1 meter litter trap for 1 month with 3 samples taken every 10 days. The results showed that the dominant mangrove species were found at 2 research stations, namely Sonneratia alba, Rhizophora mucronata, Rhizophora apiculata, and Avicennia marina. Meanwhile, the density of mangroves at the station I averaged 1,100 ind/ha, and at station II was 1,133 ind/ha. The production rate of mangrove litter at station I was an average of 0.74 g/m²/day and at station II it was 1.64 g/m²/day. The results of the correlation test using linear regression showed that there was a strong correlation between mangrove density and litter production rate.Keywords: Litter production, Muara Badak, mangrove density
摘要 红树林生态系统具有非常重要的功能，因为它们具有物理和生态功能。红树林是富饶的生态系统之一，其初级生产由垃圾、分解物和养分组成。红树林的高生产力与依赖于分解垃圾的食物链有关。本研究旨在确定东加里曼丹 Muara Badak Kutai Kartanegara 红树林密度与垃圾生产率之间的关系。本研究于 2022 年 7 月至 8 月进行。在 10 平方米的横断面上采集了红树林密度和垃圾产量数据。在 2 个研究站使用 1x1 米大小的垃圾收集器采集红树林垃圾，为期 1 个月，每隔 10 天取样 3 次。结果表明，在两个研究站发现的主要红树林物种是白松属（Sonneratia alba）、短茎红树（Rhizophora mucronata）、短茎红树（Rhizophora apiculata）和海芹属（Avicennia marina）。同时，I 站的红树林平均密度为 1 100 株/公顷，II 站为 1 133 株/公顷。I 站的红树林垃圾产生率平均为 0.74 克/平方米/天，II 站为 1.64 克/平方米/天。使用线性回归法进行的相关性测试结果表明，红树林密度与垃圾产量之间存在很强的相关性：ABSTRACTThe mangrove ecosystem has a very important function because it has physical and ecological functions.红树林生态系统具有非常重要的功能，因为它具有物理和生态功能。红树林是富饶的生态系统之一，其主要生产由垃圾、分解物和养分组成。红树林的高生产力与依赖于分解垃圾的食物链有关。本研究旨在确定东加里曼丹 Muara Badak Kutai Kartanegara 地区红树林密度与垃圾生产率之间的关系。研究于 2022 年 7 月至 8 月进行。在 10 平方米的横断面上采集了红树林垃圾密度和产量的数据。在 2 个研究站使用 1x1 米长的垃圾收集器采集红树林垃圾，每 10 天采集 3 个样本，为期 1 个月。结果表明，2 个研究站的主要红树林物种为白松属（Sonneratia alba）、短茎红树（Rhizophora mucronata）、短茎红树（Rhizophora apiculata）和海芹属（Avicennia marina）。同时，I 站的红树林密度平均为 1 100 株/公顷，II 站为 1 133 株/公顷。I 站的红树林垃圾产量平均为 0.74 克/平方米/天，II 站为 1.64 克/平方米/天。使用线性回归法进行的相关性测试结果表明，红树林密度与垃圾产量之间存在很强的相关性：垃圾产量、Muara Badak、红树林密度
{"title":"Hubungan Kerapatan Dengan Laju Produksi Serasah Mangrove di Kawasan Muara Badak Kutai Kartanegara Kalimantan Timur","authors":"Naufal Athasyah, Mohammad Sumiran Paputungan, D. Bulan","doi":"10.21107/jk.v16i2.19861","DOIUrl":"https://doi.org/10.21107/jk.v16i2.19861","url":null,"abstract":"ABSTRAKEkosistem mangrove mempunyai fungsi yang sangat penting karena memiliki fungsi fisik dan ekologis. Mangrove adalah satu di antara ekosistem produktif yang produksi primernya terdiri dari serasah, dekomposisi dan nutrisi. Tingginya produktivitas mangrove akan terkait dengan rantai makanan yang bergantung pada serasah yang terurai. Penelitian ini bertujuan untuk mengetahui hubungan kerapatan mangrove dengan laju produksi serasah di kawasan Muara Badak Kutai Kartanegara Kalimantan Timur. Penelitian ini telah dilaksanakan pada bulan Juli – Agustus 2022. Data kerapatan dan produksi serasah mangrove diambil pada transek berukuran 10 m2. Serasah mangrove diambil pada 2 stasiun penelitian menggunakan litter-trap dengan ukuran 1x1 meter selama 1 bulan dengan pengambilan sampel sebanyak 3 kali setiap selang waktu 10 hari. Hasil penelitian menunjukkan jenis mangrove yang dominan ditemukan pada 2 stasiun penelitian yaitu Sonneratia alba, Rhizophora mucronata, Rhizophora apiculata, dan Avicennia marina. Sementara itu, kerapatan mangrove pada pada stasiun I rata-rata sebesar 1.100 ind/ha dan stasiun II sebesar 1.133 ind/ha. Laju produksi serasah mangrove pada stasiun I rata-rata sebesar 0,74 g/m²/hari dan pada stasiun II sebesar 1,64 g/m²/hari. Hasil uji korelasi menggunakan regresi linear menunjukkan bahwa terdapat korelasi yang kuat antara kerapatan mangrove dengan laju produksi serasah.Kata Kunci: Kerapatan mangrove, Muara Badak, produksi serasah.ABSTRACTThe mangrove ecosystem has a very important function because it has physical and ecological functions. Mangroves are one of the productive ecosystems whose primary production consists of litter, decomposition and nutrients. The high productivity of mangroves will be related to the food chain that depends on decomposed litter. This study aims to determine the relationship between mangrove density and litter production rate in the Muara Badak Kutai Kartanegara area, East Kalimantan. This research was carried out in July – August 2022. Data on mangrove litter density and production were taken on a 10 m2 transect. Mangrove litter was taken at 2 research stations using a 1x1 meter litter trap for 1 month with 3 samples taken every 10 days. The results showed that the dominant mangrove species were found at 2 research stations, namely Sonneratia alba, Rhizophora mucronata, Rhizophora apiculata, and Avicennia marina. Meanwhile, the density of mangroves at the station I averaged 1,100 ind/ha, and at station II was 1,133 ind/ha. The production rate of mangrove litter at station I was an average of 0.74 g/m²/day and at station II it was 1.64 g/m²/day. The results of the correlation test using linear regression showed that there was a strong correlation between mangrove density and litter production rate.Keywords: Litter production, Muara Badak, mangrove density","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348106","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}
Maestro Munru, M. D. Wilopo, Yar Johan, D. Purnama, Person Pesona Renta
Phytoplankton is a type of plant plankton that acts as a primary producer and becomes a parameter of water quality. This study aims to analyze the structure of the phytoplankton community in the waters of the southern part of Kaur Regency. This research was conducted in December 2019 and October 2020. This research method was conducted using a survey method in data collection. The sampling location was determined purposively. The results of the phytoplankton community structure in the waters of the southern Kaur Regency, it was found that there were three classes of phytoplankton in 2019, namely Bacillariophyceae, Dinophyceae, and Cyanophyceae. In 2020, three classes of phytoplankton were also found, namely Bacillariophyceae, Chlorophyceae, and Cyanophyceae. The average abundance of phytoplankton in 2019 was 1045.41 ind / l, in 2020 the average abundance was 2560.15 ind / l. In 2019, the diversity of phytoplankton was categorized as moderate, uniformity was categorized as high, and dominance was categorized as low. In 2020, diversity, uniformity and dominance will be categorized as low. The phenomenon of thick foam that covers the research location in 2019 originates from the river estuary, which is the location of disposal waste from shrimp pond activities in Wayhawang Village, and at the research location a toxic phytoplankton was identified, namely Nitzchia sp. and Pseudo-nitzschia.
{"title":"Struktur Komunitas Fitoplankton Di Perairan Kabupaten Kaur","authors":"Maestro Munru, M. D. Wilopo, Yar Johan, D. Purnama, Person Pesona Renta","doi":"10.21107/jk.v16i2.10212","DOIUrl":"https://doi.org/10.21107/jk.v16i2.10212","url":null,"abstract":"Phytoplankton is a type of plant plankton that acts as a primary producer and becomes a parameter of water quality. This study aims to analyze the structure of the phytoplankton community in the waters of the southern part of Kaur Regency. This research was conducted in December 2019 and October 2020. This research method was conducted using a survey method in data collection. The sampling location was determined purposively. The results of the phytoplankton community structure in the waters of the southern Kaur Regency, it was found that there were three classes of phytoplankton in 2019, namely Bacillariophyceae, Dinophyceae, and Cyanophyceae. In 2020, three classes of phytoplankton were also found, namely Bacillariophyceae, Chlorophyceae, and Cyanophyceae. The average abundance of phytoplankton in 2019 was 1045.41 ind / l, in 2020 the average abundance was 2560.15 ind / l. In 2019, the diversity of phytoplankton was categorized as moderate, uniformity was categorized as high, and dominance was categorized as low. In 2020, diversity, uniformity and dominance will be categorized as low. The phenomenon of thick foam that covers the research location in 2019 originates from the river estuary, which is the location of disposal waste from shrimp pond activities in Wayhawang Village, and at the research location a toxic phytoplankton was identified, namely Nitzchia sp. and Pseudo-nitzschia.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348207","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}
Sea surface temperature is one of the most important oceanographic parameters for the life of organisms in the oceans. Just like land, marine life also needs heat to be able to maintain its survival. Because of the importance of sea surface temperature, this study aims to determine the distribution of sea surface temperature using Terra Modis satellite imagery in the waters of Bone Bay spatially and temporally. The data processed is sea surface temperature data for 2021 obtained from the Terra MODIS level-3 satellite sensor downloaded from NASA (OCEAN COLOR or link http://modis.gfsc.nasa.gov/data), then image data processing is carried out using a SeaDas and ArGIS software with data collection stage with case studies in Bone Bay Waters. Based on the research results, the distribution of the highest sea surface temperature is in November ranging from 29.36º-34.52ºC with an average value of 30.83ºC and the lowest temperature is at August ranges from 26.64º-32.32ºC with an average SST of 28.70ºC. These results show that the Terra MODIS satellite sensor has provided good results on sea surface temperature data for 2021. Every month sea surface temperatures experience increases and decreases, until the peaks occur in November and August respectively.
海面温度是海洋生物生活中最重要的海洋学参数之一。与陆地一样，海洋生物也需要热量来维持生存。鉴于海面温度的重要性，本研究旨在利用 Terra Modis 卫星图像确定骨湾海域海面温度的时空分布。处理的数据是从美国国家航空航天局（NASA）下载的 Terra MODIS level-3 卫星传感器（OCEAN COLOR 或链接 http://modis.gfsc.nasa.gov/data）获得的 2021 年的海面温度数据，然后使用 SeaDas 和 ArGIS 软件进行图像数据处理，数据收集阶段在骨湾水域进行案例研究。根据研究结果，最高海面温度分布在 11 月，范围为 29.36º-34.52ºC ，平均值为 30.83ºC；最低温度分布在 8 月，范围为 26.64º-32.32ºC ，平均 SST 为 28.70ºC。这些结果表明，Terra MODIS 卫星传感器为 2021 年的海面温度数据提供了良好的结果。每个月的海面温度都会有所上升和下降，直到 11 月和 8 月分别达到峰值。
{"title":"Sebaran Suhu Permukaan Laut Teluk Bone Pada Tahun 2021 Menggunakan Citra Satelit Terra Modis","authors":"Dwi Rosalina, Yakub Suleman, Ainurridha Shaliha, Rezza Ruzuqi","doi":"10.21107/jk.v16i2.18999","DOIUrl":"https://doi.org/10.21107/jk.v16i2.18999","url":null,"abstract":"Sea surface temperature is one of the most important oceanographic parameters for the life of organisms in the oceans. Just like land, marine life also needs heat to be able to maintain its survival. Because of the importance of sea surface temperature, this study aims to determine the distribution of sea surface temperature using Terra Modis satellite imagery in the waters of Bone Bay spatially and temporally. The data processed is sea surface temperature data for 2021 obtained from the Terra MODIS level-3 satellite sensor downloaded from NASA (OCEAN COLOR or link http://modis.gfsc.nasa.gov/data), then image data processing is carried out using a SeaDas and ArGIS software with data collection stage with case studies in Bone Bay Waters. Based on the research results, the distribution of the highest sea surface temperature is in November ranging from 29.36º-34.52ºC with an average value of 30.83ºC and the lowest temperature is at August ranges from 26.64º-32.32ºC with an average SST of 28.70ºC. These results show that the Terra MODIS satellite sensor has provided good results on sea surface temperature data for 2021. Every month sea surface temperatures experience increases and decreases, until the peaks occur in November and August respectively.","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348197","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":"Karakteristik Pola Arus dan Nutrien Perairan Pada Areal Budi Daya Rumput Laut Di Pantai Bone-Bone Kota Baubau","authors":"Liza Kurnia Mansur, Maruf Kasim, Ratna Diyah Palupi","doi":"10.21107/jk.v16i2.17479","DOIUrl":"https://doi.org/10.21107/jk.v16i2.17479","url":null,"abstract":"","PeriodicalId":17689,"journal":{"name":"Jurnal Kelautan: Indonesian Journal of Marine Science and Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139348274","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}
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