Journal of Great Lakes Research最新文献

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New Associate Editor Lewis Sitoki 新任副主编 Lewis Sitoki
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-07-17 DOI: 10.1016/j.jglr.2024.102384
{"title":"New Associate Editor Lewis Sitoki","authors":"","doi":"10.1016/j.jglr.2024.102384","DOIUrl":"10.1016/j.jglr.2024.102384","url":null,"abstract":"","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102384"},"PeriodicalIF":2.4,"publicationDate":"2024-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0380133024001345/pdfft?md5=f68b177339fea4c6003442392225b62b&pid=1-s2.0-S0380133024001345-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141638153","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
New Associate Editor Vivian Nguyen 新任副主编 Vivian Nguyen
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-07-17 DOI: 10.1016/j.jglr.2024.102383
{"title":"New Associate Editor Vivian Nguyen","authors":"","doi":"10.1016/j.jglr.2024.102383","DOIUrl":"10.1016/j.jglr.2024.102383","url":null,"abstract":"","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102383"},"PeriodicalIF":2.4,"publicationDate":"2024-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0380133024001333/pdfft?md5=93203bff0ca05e18db8d8cf6ab50b256&pid=1-s2.0-S0380133024001333-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141638152","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Adult mortality and year-class strength of lake trout before and after alewife collapse in the main basin of Lake Huron 休伦湖主流域金线鱼崩溃前后湖鳟的成鱼死亡率和年级强度
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-07-16 DOI: 10.1016/j.jglr.2024.102397
Ji X. He
{"title":"Adult mortality and year-class strength of lake trout before and after alewife collapse in the main basin of Lake Huron","authors":"Ji X. He","doi":"10.1016/j.jglr.2024.102397","DOIUrl":"10.1016/j.jglr.2024.102397","url":null,"abstract":"<div><div>The collapse of alewives (<span><em>Alosa pseudoharengus</em></span>) and the lake-wide recruitment of wild lake trout (<span><em>Salvelinus namaycush</em></span><span>) distinguished two time-periods of lake trout rehabilitation in the main basin of Lake Huron. This paper compared lake trout adult mortality and year-class strength to explore the mechanisms for the rapid increase in lake trout abundance prior to the alewife collapse and the maintenance of lake trout status after the alewife collapse. The population metrics were derived independently from data for each of the two time-periods, using a recently described procedure of catch-curve regression with multiple years of data. Prior to 2000, the instantaneous total mortality rate was much higher than that for the post-2000 time-period. Year-class strength of stocked lake trout increased largely for those year-classes of the 1990s. The increases in year-class strength and decreases in adult mortality established the highest lake trout abundance at beginning of the post-2000 time-period. Wild lake trout first appeared with the year-classes of the 1990s, and the year-class strength really took off after 2000, prior to the 2003 collapse of alewives, while the alewife biomass was in steady decline during the 1990s before the population collapse. In contrast to wild lake trout, the year-class strength of stocked lake trout declined rapidly after 2000. Since the late 2000s, with the low adult mortality being maintained for both wild and stock lake trout, their year-class strength had similar dynamics although the variation for stocked lake trout appeared to be higher than that for wild lake trout.</span></div></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 5","pages":"Article 102397"},"PeriodicalIF":2.4,"publicationDate":"2024-07-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141689864","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Predicting Lake Huron Dreissena spp. Spatial distribution patterns from environmental characteristics 从环境特征预测休伦湖 Dreissena spp.的空间分布模式
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-07-06 DOI: 10.1016/j.jglr.2024.102369
Jennifer M. Morris , Peter C. Esselman , Catherine M. Riseng , Ashley K. Elgin , Mark D. Rowe
{"title":"Predicting Lake Huron Dreissena spp. Spatial distribution patterns from environmental characteristics","authors":"Jennifer M. Morris ,&nbsp;Peter C. Esselman ,&nbsp;Catherine M. Riseng ,&nbsp;Ashley K. Elgin ,&nbsp;Mark D. Rowe","doi":"10.1016/j.jglr.2024.102369","DOIUrl":"10.1016/j.jglr.2024.102369","url":null,"abstract":"<div><p>Invasive dreissenid mussels (<em>Dreissena polymorpha</em> and <em>Dreissena rostriformis bugensis</em>) have altered Great Lakes ecosystems through a multitude of effects on benthic habitats, food web structure, and nutrient cycling. This study explores whether spatially continuous geographic data of environmental factors can be utilized to predict <em>Dreissena</em> spp. spatial distributions on a lake-wide scale. Categorical variables were also assessed for significant relationships with <em>Dreissena</em> spp. biomass. Point observations from the 2017 Lake Huron benthic survey under the Cooperative Science and Monitoring Initiative (CSMI) were utilized for in situ measurements of dreissenid presence and biomass at 119 sites across Lake Huron. Basin, bathymetric zone, and tributary influence were found to have statistically significant relationships to dreissenid biomass. A boosted regression tree (BRT) model (ROC score 0.707) was developed to spatially predict dreissenid presence probability across Lake Huron from six environmental explanatory variables: April, May, and October chlorophyll, June dissolved organic carbon, January bottom temperature, and May bottom temperature. The importance of food availability and bottom temperature illuminated relationships between dreissenid mussels and periods of benthic-pelagic mixing in the spring and fall seasons. Future models could be improved through advancements in survey technology for improved geographic characterization of mussel habitat characteristics and environmental constraints.</p></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102369"},"PeriodicalIF":2.4,"publicationDate":"2024-07-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141639328","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Histological analysis of deepwater sculpin ovaries supports single spawning reproductive strategy 深水鲭卵巢组织学分析支持单一产卵繁殖策略
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-07-05 DOI: 10.1016/j.jglr.2024.102375
Jarrod M Ludwig , Brian Weidel , Brian O’Malley , Michael Connerton , Jacques Rinchard
{"title":"Histological analysis of deepwater sculpin ovaries supports single spawning reproductive strategy","authors":"Jarrod M Ludwig ,&nbsp;Brian Weidel ,&nbsp;Brian O’Malley ,&nbsp;Michael Connerton ,&nbsp;Jacques Rinchard","doi":"10.1016/j.jglr.2024.102375","DOIUrl":"10.1016/j.jglr.2024.102375","url":null,"abstract":"<div><p>Deepwater sculpin (<em>Myoxocephalus thompsonii</em>) were considered extirpated from Lake Ontario prior to the 1990s but have since resurged and are now an abundant offshore demersal species. As deepwater sculpin reproduction is poorly described, an investigation of their gonadal development and fecundity was conducted to better understand their reproductive biology. To evaluate spawning period duration and if females spawn multiple times during their spawning period, we compared deepwater sculpin gonadosomatic index (GSI), gonadal development, and fecundity using individuals collected in fall and spring from 2018 to 2021. Our analysis revealed female GSI was greater in fall (8.1 ± 6.2 %) than spring (4.4 ± 4.3 %). Absolute fecundity averaged 763 ± 246 oocytes and relative fecundity averaged 19 ± 6 oocytes per gram of fish. Histological analysis revealed the presence of only one batch of developing oocytes in the ovary (n = 60), indicating group-synchronous ovarian organization. Our findings suggest deepwater sculpin spawn once annually but have a protracted spawning season indicated by prolonged elevated GSI values. Therefore, protracted spawning in deepwater sculpin likely results in an extended period of larval emergence rather than the majority occurring in late spring as previously suggested. A longer timeframe for deepwater sculpin larval emergence may increase reproductive success and contribute to their population’s recovery.</p></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102375"},"PeriodicalIF":2.4,"publicationDate":"2024-07-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141639330","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Anthropogenic litter pollution in selected African transboundary and Great Rift Valley lakes 选定的非洲跨境湖泊和大裂谷湖泊中的人为垃圾污染
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-07-03 DOI: 10.1016/j.jglr.2024.102382
Eric Okuku, Maureen Mokeira Kombo, Catherine Sezi Mwalugha, Mary Mbuche Chiphatsi, Kenneth Otieno, Purity Chepkemboi, Gilbert Omondi Owato, Chrispine Odhiambo Otieno
{"title":"Anthropogenic litter pollution in selected African transboundary and Great Rift Valley lakes","authors":"Eric Okuku,&nbsp;Maureen Mokeira Kombo,&nbsp;Catherine Sezi Mwalugha,&nbsp;Mary Mbuche Chiphatsi,&nbsp;Kenneth Otieno,&nbsp;Purity Chepkemboi,&nbsp;Gilbert Omondi Owato,&nbsp;Chrispine Odhiambo Otieno","doi":"10.1016/j.jglr.2024.102382","DOIUrl":"10.1016/j.jglr.2024.102382","url":null,"abstract":"<div><div><span>Litter pollution is a growing problem affecting almost all the world’s oceans, lakes, and rivers. Comprehensive beach and floating litter surveys were carried out in select African Great Lakes (Lake Victoria and Lake Turkana) and two Great Rift Valley lakes (Lake Naivasha and Lake Baringo) using the standing stock method to determine the abundance, composition, distribution and potential sources of plastic litter. A total of 11,977 macrolitter items were collected, translating to a mean density of 2.890 ± 1.90 items/m</span><sup>2</sup>. Lake Naivasha had the most polluted beaches with a mean macrolitter density of 3.707 ± 1.975 items/m<sup>2</sup> followed by Lake Victoria (3.375 ± 1.825 items/m<sup>2</sup>), Lake Baringo (2.156 ± 1.324 items/m<sup>2</sup>) and Lake Turkana (1.732 ± 2.276 items/m<sup>2</sup>). Plastic was the most dominant litter category (2.269 ± 1.503 items/m<sup>2</sup>, 78.9 %), with LDPE being the most abundant type of packaging (69.5 %). Of all the litter items collected, 23.7 % had visible branding. Of the branded items, 97 % originated from local manufacturers, with food product packaging accounting for a majority (71.6 %) of the branded items. The mean density of mesolitter items on beaches was higher in Lake Victoria (53.48 ± 41.32 items/m<sup>2</sup>) compared to Lake Turkana (7.56 ± 5.85 items/m<sup>2</sup>) with glass being the most abundant litter category (70.5 %). A total of 125 litter items were retrieved during floating surveys translating to a mean density of 13,041 items/km<sup>2</sup><span>. The study concludes that litter pollution in these lakes is of local origin and recommends enforcement of extended producer responsibility to prevent litter leakage into the environment.</span></div></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 5","pages":"Article 102382"},"PeriodicalIF":2.4,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141693011","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Larval coregonine density and diet composition along beaches of northern Lake Michigan 密歇根湖北部海滩上幼虫的密度和食物组成
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-06-22 DOI: 10.1016/j.jglr.2024.102380
Marissa L. Cubbage , Tomas O. Höök , David B. Bunnell , Patricia M Dieter , Amanda S. Ackiss , Paris D. Collingsworth
{"title":"Larval coregonine density and diet composition along beaches of northern Lake Michigan","authors":"Marissa L. Cubbage ,&nbsp;Tomas O. Höök ,&nbsp;David B. Bunnell ,&nbsp;Patricia M Dieter ,&nbsp;Amanda S. Ackiss ,&nbsp;Paris D. Collingsworth","doi":"10.1016/j.jglr.2024.102380","DOIUrl":"10.1016/j.jglr.2024.102380","url":null,"abstract":"<div><p>Recent oligotrophication in Lake Michigan has contributed to reduced biomass of spring zooplankton and a shift in the zooplankton assemblage toward more calanoid copepods. These changes have likely altered prey availability for first feeding native fish species that hatch in early spring. While spring zooplankton densities and assemblage compositions are routinely monitored in offshore areas of Lake Michigan, zooplankton in nearshore areas such as shallow beach environments are less studied; and associated descriptions of diet characteristics among larval coregonine species are limited. In this study, we a) describe the nearshore (&lt;1 m depth) zooplankton assemblage at four sites in northeastern Lake Michigan during early spring 2015–2019 and b) compare diets and diet selectivity of larval lake whitefish (<em>Coregonus clupeaformis</em>) and Cisco (<em>C. artedi</em>). Zooplankton composition varied among years, but calanoid copepods and copepod nauplii consistently dominated the zooplankton assemblage. Cisco and lake whitefish larvae were captured regularly, with Elk Rapids containing the highest proportion of ciscoes each year. For both species, calanoid and cyclopoid copepods were common in diets and were positively selected as prey. Although previous research has indicated high consumption of cyclopoid copepods by larval coregonines, our results provide new evidence that larval lake whitefish and Cisco in northeastern Lake Michigan will also consume and select for calanoid copepods when they are abundant. As such, should calanoid zooplankton continue to dominate the copepod community in Lake Michigan, larval coregonines appear capable of exploiting this abundant prey resource to improve their likelihood of survival to later life stages.</p></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102380"},"PeriodicalIF":2.4,"publicationDate":"2024-06-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141639329","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of eDNA qPCR monitoring as an early detection tool for a non-native mysid in Great Lakes Waters 将 eDNA qPCR 监测作为大湖水域非本地糠虾的早期检测工具的评估
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-06-17 DOI: 10.1016/j.jglr.2024.102377
Allegra Cangelosi , Mary Balcer , Kelsey Prihoda , Matthew Gruwell , Matthew TenEyck , Rebecca Aicher , Yuri Lopez-Camacho , Ivor T. Knight , Erin K. Grey
{"title":"Evaluation of eDNA qPCR monitoring as an early detection tool for a non-native mysid in Great Lakes Waters","authors":"Allegra Cangelosi ,&nbsp;Mary Balcer ,&nbsp;Kelsey Prihoda ,&nbsp;Matthew Gruwell ,&nbsp;Matthew TenEyck ,&nbsp;Rebecca Aicher ,&nbsp;Yuri Lopez-Camacho ,&nbsp;Ivor T. Knight ,&nbsp;Erin K. Grey","doi":"10.1016/j.jglr.2024.102377","DOIUrl":"10.1016/j.jglr.2024.102377","url":null,"abstract":"<div><p>Early detection of aquatic invasive species (AIS) is vital to cost-effective prevention of their spread in the Great Lakes. Unfortunately, AIS surveillance has been generally too slow and geographically limited to support this purpose. Environmental DNA (eDNA) detection using quantitative polymerase chain reaction (qPCR) offers more rapid and affordable detection of likely AIS presence, but it does not directly discern live/dead status. Vital status verification using conventional surveys following positive eDNA qPCR detections could resolve this barrier, but only if the latter are adequately reliable and sensitive. Here we explore the reliability and sensitivity of eDNA qPCR monitoring for the bloody red shrimp (<em>Hemimysis anomala</em>), an AIS established in the southern Great Lakes but not yet widely distributed in Lake Superior, against conventional microscopy-based methods. We conducted this comparison using 1) harbor water from Muskegon Lake, MI where <em>H. anomala</em> is established, and 2) raw ballast water from ships transporting ballast from lower Lake Michigan to western Lake Superior. Our studies showed positive eDNA qPCR detections of <em>H. anomala</em> in all harbor and ballast samples for which conventional detection results were positive, and in some samples for which conventional results were negative. These results suggest that qPCR assays with adequate specificity could be an important tool in support of more effective and affordable early detection of target species in Great Lakes water, especially when combined with confirmatory conventional monitoring.</p></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102377"},"PeriodicalIF":2.4,"publicationDate":"2024-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0380133024001278/pdfft?md5=4953d608110213b7aa39ab339175027f&pid=1-s2.0-S0380133024001278-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141639327","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reproducing age variability in grass carp egg samples from the lower Sandusky River, Ohio, USA, using an egg-drift model 利用鱼卵漂移模型再现美国俄亥俄州桑达斯基河下游草鱼鱼卵样本的年龄变异性
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-06-15 DOI: 10.1016/j.jglr.2024.102376
{"title":"Reproducing age variability in grass carp egg samples from the lower Sandusky River, Ohio, USA, using an egg-drift model","authors":"","doi":"10.1016/j.jglr.2024.102376","DOIUrl":"10.1016/j.jglr.2024.102376","url":null,"abstract":"<div><p>Invasive grass carp (<em>Ctenopharyngodon idella</em>) are currently reproducing in several tributaries to Lake Erie and threatening the Great Lakes ecosystem and fisheries. Grass carp are pelagic river spawners whose fertilized eggs drift downstream from the spawning site, developing as they drift. Variability in spawning time and location together with nonuniform velocities in natural rivers leads to egg age variability in field samples at downstream sampling sites. In this study, the Fluvial Egg Drift Simulator (FluEgg) model was used to simulate the transport of grass carp eggs collected in 12 samples at 9 sites in the lower Sandusky River (Ohio, USA) on July 12, 2017, to replicate the observed variability in egg-age distributions present in field samples. The variability in egg ages in virtual samples compare well to field samples. The most plausible explanations for differences between virtual and field samples are the existence of multiple spawning locations, including a spawning area approximately 8 km upstream from the river mouth, and idealized flow fields derived from a one-dimensional hydraulic model. Despite multiple sources of uncertainty and the deficiency in prescribing detailed spawning activities in the simulations, the results validate the utility of FluEgg together with ichthyoplankton data to identify plausible spawning areas and interpret age variability in field samples. A comprehensive discussion of model limitations and ichthyoplankton sample interpretation provides guidance for those using drift models to inform management actions for control of invasive carp in North America and to protect and restore carp populations in their native range in Asia.</p></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102376"},"PeriodicalIF":2.4,"publicationDate":"2024-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0380133024001266/pdfft?md5=c3bde3eedf5b14992fd3d91a59231579&pid=1-s2.0-S0380133024001266-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141414419","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Investigating the potential of remote sensing-based machine-learning algorithms to model Secchi-disk depth, total phosphorus, and chlorophyll-a in Lake Urmia 研究基于遥感的机器学习算法在模拟乌尔米耶湖 Secchi-disk 深度、总磷和叶绿素-a 方面的潜力
IF 2.4 3区 环境科学与生态学
Journal of Great Lakes Research Pub Date : 2024-06-13 DOI: 10.1016/j.jglr.2024.102370
{"title":"Investigating the potential of remote sensing-based machine-learning algorithms to model Secchi-disk depth, total phosphorus, and chlorophyll-a in Lake Urmia","authors":"","doi":"10.1016/j.jglr.2024.102370","DOIUrl":"10.1016/j.jglr.2024.102370","url":null,"abstract":"<div><p>Many terminal lakes in agricultural basins are prone to eutrophication due to restricted inflows and receiving excess nutrients from their basin.<!--> <!-->The synergy of using satellite data and<!--> <!-->machine learning models is a low-cost way to monitor the root-cause water quality variables (WQVs) of eutrophication. This study investigates the potential of<!--> <!-->remote sensing-based machine learning algorithms to model<!--> <!-->chlorophyll-<em>a</em> <!-->(Chl-<em>a</em>), total phosphorus (TP), Secchi disk depth (SD),<!--> <!-->and Carlson trophic state index (CTSI)<!--> <!-->in the north part of Lake Urmia (LU).<!--> <!-->The multiple linear regression (MLR) and artificial neural network (ANN) models were developed using Landsat-8 (L8) and Sentinel-2 (S2) data with nearly concurrent in-situ WQVs of the north part of LU from February 2016 to January 2017. Results showed that models based on L8 were superior to those with S2. Moreover, the ANN models based on L8 for Chl-a, SD, and TP having NSE = 0.75, 0.98, and 0.96, respectively, outperformed MLRs (with NSE = 0.74, 0.81, 0.58). Applying atmospheric correction (i.e., ACOLITE, C2RCC, and C2RCCX) enhances the models.<!--> <!-->The resultant Chl-<em>a</em> <!-->and SD maps indicated an inverse spatiotemporal pattern that agrees with the variation of the abiotic condition in the lake (e.g., surface temperature and total suspended sediments).<!--> <!-->According to the CTSI maps<em>,<!--> </em>the north part of LU was mesotrophic in February and March and eutrophic between June and October 2016. Our study indicates the promising application of<!--> <!-->remote sensing-based machine learning algorithms to model the spatiotemporal variation of eutrophication in LU, which provides valuable insights into cost-effective lake monitoring.</p></div>","PeriodicalId":54818,"journal":{"name":"Journal of Great Lakes Research","volume":"50 4","pages":"Article 102370"},"PeriodicalIF":2.4,"publicationDate":"2024-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141407515","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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