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Role of protected areas for a colonial-breeding waterbird in a fragmented landscape throughout its annual cycle. 在一个破碎的景观中,保护地对一个殖民地繁殖的水鸟在其年周期中的作用。
IF 4 2区 环境科学与生态学
Landscape Ecology Pub Date : 2025-01-01 Epub Date: 2024-12-21 DOI: 10.1007/s10980-024-02017-5
Hugo R S Ferreira, José A Alves, Frédéric Jiguet, Olivier Duriez, Thomas Blanchon, Tamar Lok, Jocelyn Champagnon
{"title":"Role of protected areas for a colonial-breeding waterbird in a fragmented landscape throughout its annual cycle.","authors":"Hugo R S Ferreira, José A Alves, Frédéric Jiguet, Olivier Duriez, Thomas Blanchon, Tamar Lok, Jocelyn Champagnon","doi":"10.1007/s10980-024-02017-5","DOIUrl":"10.1007/s10980-024-02017-5","url":null,"abstract":"<p><strong>Context: </strong>Throughout their annual cycle and life stages, animals depend on a variety of habitats to meet their vital needs. However, habitat loss, degradation, and fragmentation are making it increasingly difficult for mobile species such as birds to find suitable habitats. Wetlands are highly productive systems of great importance to many animals, but their continued degradation threatens their capacity to support different species, including waterbirds. In this context, waterbirds are likely to benefit not only from the creation and management of protected wetlands, but also from the existence of anthropogenic wetlands, managed for economic or recreational activities.</p><p><strong>Objectives: </strong>We investigated the habitat use of Eurasian spoonbills within an extensive and heterogeneous area in Southern France, and how it varies across the annual cycle and for different age classes.</p><p><strong>Methods: </strong>We tracked 91 spoonbills of different ages throughout their annual cycle and tested for overall differences in the use of strongly protected areas in Camargue between periods and age classes. Additionally, we identified the main sites used and their management practices.</p><p><strong>Results: </strong>Our study shows that privately managed wetland areas play a complementary role to strongly protected areas: they may provide spoonbills (and other waterbirds) with suitable foraging habitat at certain periods of the year when these are less available in strongly protected areas.</p><p><strong>Conclusions: </strong>This study illustrates how the spoonbill, a moderately specialized species, is benefiting from current global changes due to its ability to use suitable habitats, natural and artificial, in fragmented landscapes. Nevertheless, reliance on privately managed wetland areas may have serious consequences for species that are highly dependent on them, and thus, habitat management promoting natural conditions may be crucial to maintain species resilience. It is therefore essential to understand how specific management actions may affect waterbird presence and habitat use, not only to enhance the effectiveness of conservation efforts, but also to promote wetland connectivity and species resilience, particularly in fragmented landscapes.</p><p><strong>Supplementary information: </strong>The online version contains supplementary material available at 10.1007/s10980-024-02017-5.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"40 1","pages":"6"},"PeriodicalIF":4.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11828808/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143434390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
A novel method to assess spatio-temporal habitat availability for a generalist indicator species group in human-modified landscapes. 人类改造景观中综合指示物种群的时空生境可用性评估新方法
IF 4 2区 环境科学与生态学
Landscape Ecology Pub Date : 2025-01-01 Epub Date: 2025-05-17 DOI: 10.1007/s10980-025-02124-x
Nivedita Varma Harisena, Adrienne Grêt-Regamey, Maarten J van Strien
{"title":"A novel method to assess spatio-temporal habitat availability for a generalist indicator species group in human-modified landscapes.","authors":"Nivedita Varma Harisena, Adrienne Grêt-Regamey, Maarten J van Strien","doi":"10.1007/s10980-025-02124-x","DOIUrl":"10.1007/s10980-025-02124-x","url":null,"abstract":"<p><strong>Context: </strong>Landscape changes can alter habitat availability for species over time. There can be a time-lagged response of species to such changes, leading to possible extinction debts. In human-modified landscapes, understanding these dynamics is critical to inform conservation actions and mitigate biodiversity loss.</p><p><strong>Objectives: </strong>This study examines temporal trajectories of habitat availability over 113 years from 1899 to 2012 in the Swiss Plateau and evaluates their relationship with current occurrences of an indicator generalist species group that inhabits mosaic agricultural landscapes.</p><p><strong>Methods: </strong>Time-series of resistance surfaces were derived from roads and buildings. Resistance kernels were then used to calculate the Amount of Habitat Available (AHA) metric across five maximum dispersal distances. Spatio-temporal patterns of AHA were analysed using multi-dimensional K-Means time-series clustering. The clusters were evaluated based on their overlap with species occurrences. The suitability of AHA to predict species presences was also determined. The results were compared with current best-practice approaches that use contemporary landscape data and fixed-shape moving-windows.</p><p><strong>Results: </strong>Ten AHA trajectories were identified, showing variable patterns of decline in AHA over time. Time-series clusters with higher historical AHA were associated significantly with greater contemporary species occurrences. The AHA in 1933 showed the strongest link to current species presences, highlighting a time-lagged response. The presented approach outperformed the current best-practice approaches.</p><p><strong>Conclusions: </strong>Historical trajectories of habitat availability are essential for understanding species occurrences and time-lagged responses to landscape changes. The presented approach is generic and effectively links historical dynamics to current biodiversity, supporting conservation planning in human-modified landscapes.</p><p><strong>Supplementary information: </strong>The online version contains supplementary material available at 10.1007/s10980-025-02124-x.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"40 6","pages":"103"},"PeriodicalIF":4.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12085322/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144103240","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Landscapes-a lens for assessing sustainability. 景观——一个评估可持续性的镜头。
IF 4 2区 环境科学与生态学
Landscape Ecology Pub Date : 2025-01-01 Epub Date: 2025-01-22 DOI: 10.1007/s10980-024-02007-7
Marie C Dade, Aletta Bonn, Felix Eigenbrod, María R Felipe-Lucia, Brendan Fisher, Benjamin Goldstein, Robert A Holland, Kelly A Hopping, Sandra Lavorel, Yann Lede Polain Waroux, Graham K MacDonald, Lisa Mandle, Jean Paul Metzger, Unai Pascual, Jesse T Rieb, Améline Vallet, Geoff J Wells, Carly D Ziter, Elena M Bennett, Brian E Robinson
{"title":"Landscapes-a lens for assessing sustainability.","authors":"Marie C Dade, Aletta Bonn, Felix Eigenbrod, María R Felipe-Lucia, Brendan Fisher, Benjamin Goldstein, Robert A Holland, Kelly A Hopping, Sandra Lavorel, Yann Lede Polain Waroux, Graham K MacDonald, Lisa Mandle, Jean Paul Metzger, Unai Pascual, Jesse T Rieb, Améline Vallet, Geoff J Wells, Carly D Ziter, Elena M Bennett, Brian E Robinson","doi":"10.1007/s10980-024-02007-7","DOIUrl":"10.1007/s10980-024-02007-7","url":null,"abstract":"<p><strong>Context: </strong>There are urgent calls to transition society to more sustainable trajectories, at scales ranging from local to global. Landscape sustainability (LS), or the capacity for landscapes to provide equitable access to ecosystem services essential for human wellbeing for both current and future generations, provides an operational approach to monitor these transitions. However, the complexity of landscapes complicates how and what to consider when assessing LS.</p><p><strong>Objectives: </strong>To identify important features of landscapes that remain challenging to consider in LS assessments and provide guidance to strengthen future assessments.</p><p><strong>Methods: </strong>We conducted two workshops to identify the complex features of landscapes that remain under-considered in LS assessments, and developed guidelines on how to better incorporate these features.</p><p><strong>Results: </strong>We identify open and connected boundaries and diversity of values as landscape features that must be better considered in LS assessments or risk exacerbating offstage sustainability burdens and power inequalities. We provide guidelines to avoid these pitfalls which emphasize assessing ecosystem service interactions across interconnected landscapes and incorporating local actors' diverse values.</p><p><strong>Conclusions: </strong>Our guidelines provide a stepping stone for researchers and practitioners to better incorporate landscape complexities into LS assessments to inform landscape-level decisions and actions.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"40 2","pages":"28"},"PeriodicalIF":4.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11754308/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143048583","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Landscape scale effects of primary productivity on forest bird species occurrence and abundance in Argentina. 初级生产力对阿根廷森林鸟类物种发生和丰度的景观尺度效应
IF 4 2区 环境科学与生态学
Landscape Ecology Pub Date : 2025-01-01 Epub Date: 2025-03-19 DOI: 10.1007/s10980-025-02081-5
Ashley M Olah, Volker C Radeloff, Akash Anand, Eduarda M O Silveira, Natalia Politi, Luis Rivera, Sebastián Martinuzzi, Guillermo Martínez Pastur, Anna M Pidgeon
{"title":"Landscape scale effects of primary productivity on forest bird species occurrence and abundance in Argentina.","authors":"Ashley M Olah, Volker C Radeloff, Akash Anand, Eduarda M O Silveira, Natalia Politi, Luis Rivera, Sebastián Martinuzzi, Guillermo Martínez Pastur, Anna M Pidgeon","doi":"10.1007/s10980-025-02081-5","DOIUrl":"10.1007/s10980-025-02081-5","url":null,"abstract":"<p><strong>Context: </strong>Approaches estimating landscape effects on biodiversity frequently focus on a single extent, finding one 'optimal' extent, or use narrow extents. However, species perceive the environment in different ways, select habitat hierarchically, and respond to multiple selection pressures at extents that best predict each pressure.</p><p><strong>Objective: </strong>We aimed to assess multi-scale relationships between primary productivity and species occurrences and abundances.</p><p><strong>Methods: </strong>We used a multi-scale approach, called 'scalograms', to assess landscape level effects of primary productivity, in the form of Dynamic Habitat Indices (DHIs) on the occurrences and abundances of 100 Argentinian forest bird species. We used average DHI values within multiple extents (3 <math><mo>×</mo></math> 3 to 101 <math><mo>×</mo></math> 101 pixels; 30 m resolution), and 11 'scalogram' metrics as environmental inputs in occurrence and abundance models.</p><p><strong>Results: </strong>Average cumulative DHI values in extents 81 <math><mo>×</mo></math> 81 to 101 <math><mo>×</mo></math> 101 pixels (5.9 - 9.2 km<sup>2</sup>) and maximum cumulative DHI across extents were in the top three predictors of species occurrences (included in models for 41% and 18% of species, respectively). Average cumulative DHI values in various extents contributed ~ 1.6 times more predictive power to occurrence models than expected. For species abundances, average DHI values and scalogram measures were in the top three predictors for < 2% of species and contributed less model predictive power than expected, regardless of DHI type (cumulative, minimum, variation).</p><p><strong>Conclusions: </strong>Argentinian forest bird occurrences, but not abundances, respond to high levels of primary productivity at multiple, broad extents rather than a single 'optimal' extent. Factors other than primary productivity appear to be more important for predicting abundance.</p><p><strong>Supplementary information: </strong>The online version contains supplementary material available at 10.1007/s10980-025-02081-5.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"40 3","pages":"68"},"PeriodicalIF":4.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11922992/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143694663","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Towards robust corridors: a validation framework to improve corridor modeling 实现稳健的走廊:改进走廊建模的验证框架
IF 5.2 2区 环境科学与生态学
Landscape Ecology Pub Date : 2024-09-16 DOI: 10.1007/s10980-024-01971-4
Erin E. Poor, Brian Scheick, John J. Cox, Joseph M. Guthrie, Jennifer M. Mullinax
{"title":"Towards robust corridors: a validation framework to improve corridor modeling","authors":"Erin E. Poor, Brian Scheick, John J. Cox, Joseph M. Guthrie, Jennifer M. Mullinax","doi":"10.1007/s10980-024-01971-4","DOIUrl":"https://doi.org/10.1007/s10980-024-01971-4","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Context</h3><p>Ecological corridors are one of the most recommended ways to mitigate biodiversity loss. With growing recognition of corridor importance, corridor modeling lags others in the development of robust, quantitative validation methods.</p><h3 data-test=\"abstract-sub-heading\">Objective</h3><p>We propose a post-hoc corridor validation framework, considering the range of methods across data needs and statistical intensity. We demonstrate the importance of post-hoc corridor validation by testing several validation methods on different corridor model outputs.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>We used three different transformations on a Florida black bear (<i>Ursus americanus floidanus</i>) habitat suitability model to create different resistance grids, independent GPS collar data from a case study population, and Circuitscape to create corridor models. We used several validation methods, including a novel method, to compare resulting corridors.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>Transformed resistance grids were all correlated, yet differing validation and resistance grids resulted in different recommended corridors. The use of one resistance surface and one validation type can result in the selection of inefficient or ineffective corridors. At a minimum, modelers should determine what proportion of an independent population falls within resulting corridors and should move towards more robust, documented methods as resources allow. The use of multiple validation methods can ensure greater confidence of modeling results.</p><h3 data-test=\"abstract-sub-heading\">Conclusions</h3><p>We encourage the use and further development of the framework presented here to drive the corridor modeling field towards more effective corridor creation and improved conservation outcomes. If validation methods are not improved, the ecological and economic cost of poor corridor science will continue to increase with increasing biodiversity loss.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"138 1","pages":""},"PeriodicalIF":5.2,"publicationDate":"2024-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142261073","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
The importance of different forest management systems for people’s dietary quality in Tanzania 不同森林管理系统对坦桑尼亚人民饮食质量的重要性
IF 5.2 2区 环境科学与生态学
Landscape Ecology Pub Date : 2024-09-11 DOI: 10.1007/s10980-024-01961-6
R. S. Olesen, F. Reiner, B. den Braber, C. Hall, C. J. Kilawe, J. Kinabo, J. Msuya, L. V. Rasmussen
{"title":"The importance of different forest management systems for people’s dietary quality in Tanzania","authors":"R. S. Olesen, F. Reiner, B. den Braber, C. Hall, C. J. Kilawe, J. Kinabo, J. Msuya, L. V. Rasmussen","doi":"10.1007/s10980-024-01961-6","DOIUrl":"https://doi.org/10.1007/s10980-024-01961-6","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Context</h3><p>A large body of literature has shown that forests provide nutritious foods in many low- and middle-income countries. Yet, there is limited evidence on the contributions from different types of forest and tree systems.</p><h3 data-test=\"abstract-sub-heading\">Objectives</h3><p>Here, we focus on individual trees and smaller forest patches outside established forest reserves as well as different forest management systems.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>We do so by combining novel high-resolution data on tree cover with 24-h dietary recall surveys from 465 women in Tanzania.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>We show that people with more unclassified tree cover (i.e., individual trees and small forest patches) in their nearby surroundings have more adequate protein, iron, zinc, and vitamin A intakes. We also find that having a nearby forest under Participatory Forest Management (PFM) system is associated with higher adequacy levels of energy, iron, zinc and vitamin A. By contrast, tree cover within other types of forest (e.g., Government Forest Reserves and Government Forest Plantations) is not positively associated with people’s dietary quality.</p><h3 data-test=\"abstract-sub-heading\">Conclusions</h3><p>Our key finding is that having individual trees, smaller forest patches and/or forest under PFM in close proximity is more beneficial for people’s diets than other types of established forests. Our results highlight the nutritional importance of trees outside established forests and question the often-assumed benefits of forests if these are made inaccessible by social barriers (e.g., legislation). Finally, our results emphasize the need to distinguish between different forest management systems when studying forest-diet linkages.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"36 1","pages":""},"PeriodicalIF":5.2,"publicationDate":"2024-09-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142186351","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Enhancing human well-being through cognitive and affective pathways linking landscape sensation to cultural ecosystem services 通过将景观感觉与文化生态系统服务联系起来的认知和情感途径提高人类福祉
IF 5.2 2区 环境科学与生态学
Landscape Ecology Pub Date : 2024-09-05 DOI: 10.1007/s10980-024-01969-y
Yashi Wu, Lina Tang, Chang‑Bing Huang, Guofan Shao, Jundong Hou, Clive E. Sabel
{"title":"Enhancing human well-being through cognitive and affective pathways linking landscape sensation to cultural ecosystem services","authors":"Yashi Wu, Lina Tang, Chang‑Bing Huang, Guofan Shao, Jundong Hou, Clive E. Sabel","doi":"10.1007/s10980-024-01969-y","DOIUrl":"https://doi.org/10.1007/s10980-024-01969-y","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Context</h3><p>Landscape sensation is essential for the delivery of cultural ecosystem services (CESs), yet the pathways through which these services are delivered remain inadequately understood. Exploring how people obtain CESs from landscapes facilitates better understanding of the tradeoffs and synergies between ecosystem services and landscape sustainability.</p><h3 data-test=\"abstract-sub-heading\">Objectives</h3><p>This study aimed to elucidate the sensory pathways that links landscape attributes to CESs, focusing on the roles of cognitive and affective experiences.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>We analyzed social media comments for the measurement scale of cognition. We employed partial least squares structural equation modeling to integrate sensation, cognition, affect, and satisfaction, using questionnaire data (n = 503).</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>Cognitive comprehensions and affective responses play a crucial role in interpreting CESs while sensory experiences do not directly determine people’s satisfaction with CESs. The effective pathways are achieved through the sole mediator of cognition or by serial mediators of cognition and affect. Of the two mediators, cognition has a more profound mediating effect than affect.</p><h3 data-test=\"abstract-sub-heading\">Conclusions</h3><p>Both physical and biological components, such as landscape sensory attributes, as well as cognitive and affective responses, influence human-nature interactions. These components should be considered when promoting the sustainability of human-dominated landscapes.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"67 1","pages":""},"PeriodicalIF":5.2,"publicationDate":"2024-09-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142186352","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Dynamic occupancy in a peripheral population of Myotis septentrionalis during disease outbreak 疾病爆发期间七鳃鳗外围种群的动态占用情况
IF 5.2 2区 环境科学与生态学
Landscape Ecology Pub Date : 2024-09-04 DOI: 10.1007/s10980-024-01945-6
John F. Grider, Steven B. Castleberry, Jeffrey Hepinstall‐Cymerman
{"title":"Dynamic occupancy in a peripheral population of Myotis septentrionalis during disease outbreak","authors":"John F. Grider, Steven B. Castleberry, Jeffrey Hepinstall‐Cymerman","doi":"10.1007/s10980-024-01945-6","DOIUrl":"https://doi.org/10.1007/s10980-024-01945-6","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Context</h3><p>Once common, the northern long-eared bat (<i>Myotis septentrionalis</i>) has experienced declines &gt; 90% due to white-nose syndrome (WNS). This severe mortality has resulted in their listing under the Endangered Species Act and made them a conservation priority. However, their broad distribution, variability in habitat use, and population instability make developing range-wide conservation strategies difficult. To understand how conservation of <i>M. septentrionalis</i> may vary across its range, we examined shifts in <i>M. septentrionalis</i> site occupancy on the edge of their historic range following severe WNS mortality.</p><h3 data-test=\"abstract-sub-heading\">Objectives</h3><p>Our goal was to determine how mortality from white-nose syndrome affects site occupancy of <i>M. septentrionalis</i> at the southern edge of their historic range. Understanding which areas will remain occupied during disease related mortality will help inform management during disease outbreaks.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>We used 11 years (2007–2017) of mist-netting records to construct dynamic occupancy models of <i>M. septentrionalis</i> in northern Georgia, USA. Occupancy was updated annually, with the initial period defined as all years prior to the winter of 2012–2013, which corresponds to when white-nose syndrome entered the study area. We assessed occupancy using landscape metrics at the home range (65 ha) and landscape (491 ha) scales, year since WNS occurrence in the study area, distance to karst, and distance to nearest WNS positive county. We estimated probability of detection using Julian date and sampling effort.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>Initial site occupancy was positively associated with percent deciduous forest cover at the home range scale. As <i>M. septentrionalis</i> populations declined from WNS, a site becoming unoccupied was negatively correlated with mean contiguity of forest at the home range scale and largest patch of forest and mean elevation at the landscape scale. Site occupancy declined precipitously in the years following WNS, dropping from 70.75% (41.76–96.98% [95% CI]) occupancy pre-WNS to 0.3% (0.3–20.5% [95% CI]) by the final year of the study.</p><h3 data-test=\"abstract-sub-heading\">Conclusions</h3><p>Our results demonstrated that sites occupied by <i>M. septentrionalis</i> closer to the historic range edge were more vulnerable to becoming unoccupied after disease arrival. We recommend managers on the periphery of the historic range focus conservation efforts on high elevation forested areas nearer to the range core.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"9 1","pages":""},"PeriodicalIF":5.2,"publicationDate":"2024-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142186357","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Multiscale spatial analysis of two plant–insect interactions: effects of landscape, resource distribution, and other insects 两种植物-昆虫相互作用的多尺度空间分析:景观、资源分布和其他昆虫的影响
IF 5.2 2区 环境科学与生态学
Landscape Ecology Pub Date : 2024-09-03 DOI: 10.1007/s10980-024-01899-9
Guillem Pocull, Carina Baskett, Nicholas H. Barton
{"title":"Multiscale spatial analysis of two plant–insect interactions: effects of landscape, resource distribution, and other insects","authors":"Guillem Pocull, Carina Baskett, Nicholas H. Barton","doi":"10.1007/s10980-024-01899-9","DOIUrl":"https://doi.org/10.1007/s10980-024-01899-9","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Context</h3><p>Biotic resource exploitation is a critical determinant of species’ distributions. However, quantifying resource exploitation patterns through space and time can be difficult, complicating their incorporation in spatial ecology studies. Therefore, understanding the local drivers of spatial patterns of resource exploitation may contribute to better large-scale species distribution models.</p><h3 data-test=\"abstract-sub-heading\">Objectives</h3><p>We investigated (1) how the resource exploitation patterns of two trophic interactions (plant–insect) are explained by insect behaviour, resource aggregation, and potential insect-insect interactions. We also analyzed how (2) resource patch size and (3) resource accessibility in a heterogeneous landscape affected host exploitation patterns.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>We quantified nectar robbing by insects in the genus <i>Bombus</i> (bumblebees) and seed predation by <i>Brachypterolus vestitus</i> larvae (Antirrhinum beetle) on <i>Antirrhinum majus</i> L. (wild snapdragons) in the Pyrenees Mountains, Catalonia, Spain. We tested hypotheses about resource exploitation by integrating spatial analyses at multiple scales.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>Both trophic interactions were aggregated, explained by the aggregation of their resource. At some scales, nectar robbing is more aggregated than the resource. Trophic interaction abundance is proportional to resource patch size, following the ideal free distribution model. Landscape features do not explain the locations exploited. Nectar robbing and seed predation occur together more often than expected.</p><h3 data-test=\"abstract-sub-heading\">Conclusions</h3><p>Our findings suggest that multiple biotic and ecological spatial factors may simultaneously affect resource exploitation at a local scale. These findings should be considered when developing agricultural projects, management plans and conservation policies.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"32 1","pages":""},"PeriodicalIF":5.2,"publicationDate":"2024-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142186354","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Long-term dynamics of grasslands and livestock in Norwegian cultural landscapes: implications for a sustainable transition of rural livelihoods 挪威文化景观中草地和牲畜的长期动态:对农村生计可持续转型的影响
IF 5.2 2区 环境科学与生态学
Landscape Ecology Pub Date : 2024-09-02 DOI: 10.1007/s10980-024-01955-4
Solomon Mulat Beyene, Vladimir Naumov, Per Angelstam
{"title":"Long-term dynamics of grasslands and livestock in Norwegian cultural landscapes: implications for a sustainable transition of rural livelihoods","authors":"Solomon Mulat Beyene, Vladimir Naumov, Per Angelstam","doi":"10.1007/s10980-024-01955-4","DOIUrl":"https://doi.org/10.1007/s10980-024-01955-4","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Context</h3><p>Abandonment of cultural landscape practices has had a notable impact on grasslands and domestic livestock that depend on them. This affects the prerequisites for sustainable transitions of cultural landscapes, which combine traditional livelihoods and novel ones like tourism.</p><h3 data-test=\"abstract-sub-heading\">Objectives</h3><p>The aims of this study were to explore (1) the long-term temporal dynamics of grassland and livestock in a regional gradient from coastal to inland landscapes in Norway and (2) the temporal development of tourism types among regions.</p><h3 data-test=\"abstract-sub-heading\">Methods</h3><p>Using three regions as case studies, with 62 municipalities, we analyzed (1) the temporal dynamics of grassland and livestock using agricultural census data from 1918 to 1999 and (2) two tourism types. Kruskal–Wallis and ANOVA were used to examine whether the relative changes in grassland areas and livestock units, respectively, differed significantly among regions. A PCA was conducted to explore relationships between grassland and livestock types. The proportions of tourist categories were compared.</p><h3 data-test=\"abstract-sub-heading\">Results</h3><p>The grassland area and thematic resolution of census data declined over time. Grassland areas correlated with domestic livestock units. Multivariate analysis explained 68% of the variation in grassland and livestock types among municipalities. There was a notable increase in the number of tourists, with summer tourism dominating where the cultural landscape was well conserved.</p><h3 data-test=\"abstract-sub-heading\">Conclusions</h3><p>Our study underscores the importance of integrating regional historical trajectories for the conservation and use of valuable cultural landscapes, thereby providing sustainable transitions that combine traditional livelihoods and new types as tourism. Additional in-depth studies are needed to understand the detailed drivers of these changes.</p>","PeriodicalId":54745,"journal":{"name":"Landscape Ecology","volume":"1 1","pages":""},"PeriodicalIF":5.2,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142186353","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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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