Reshaping our understanding of species’ roles in landscape-scale networks

In network ecology, landscape‐scale processes are often overlooked, yet there is increasing evidence that species and interactions spill over between habitats, calling for further study of interhabitat dependencies. Here, we investigate how species connect a mosaic of habitats based on the spatial v...

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Bibliografische gegevens
Hoofdauteurs: Hackett, TD, Sauve, AMC, Davies, N, Montoya, D, Tylianakis, JM, Memmott, J
Formaat: Journal article
Taal:English
Gepubliceerd in: Wiley 2019
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author Hackett, TD
Sauve, AMC
Davies, N
Montoya, D
Tylianakis, JM
Memmott, J
author_facet Hackett, TD
Sauve, AMC
Davies, N
Montoya, D
Tylianakis, JM
Memmott, J
author_sort Hackett, TD
collection OXFORD
description In network ecology, landscape‐scale processes are often overlooked, yet there is increasing evidence that species and interactions spill over between habitats, calling for further study of interhabitat dependencies. Here, we investigate how species connect a mosaic of habitats based on the spatial variation of their mutualistic and antagonistic interactions using two multilayer networks, combining pollination, herbivory and parasitism in the UK and New Zealand. Developing novel methods of network analysis for landscape‐scale ecological networks, we discovered that few plant and pollinator species acted as connectors or hubs, both within and among habitats, whereas herbivores and parasitoids typically have more peripheral network roles. Insect species’ roles depend on factors other than just the abundance of taxa in the lower trophic level, exemplified by larger Hymenoptera connecting networks of different habitats and insects relying on different resources across different habitats. Our findings provide a broader perspective for landscape‐scale management and ecological community conservation.
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spelling oxford-uuid:fb550b32-47b4-4d7f-b167-c1a0361da74b2022-03-27T13:12:54ZReshaping our understanding of species’ roles in landscape-scale networksJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:fb550b32-47b4-4d7f-b167-c1a0361da74bEnglishSymplectic Elements at OxfordWiley2019Hackett, TDSauve, AMCDavies, NMontoya, DTylianakis, JMMemmott, JIn network ecology, landscape‐scale processes are often overlooked, yet there is increasing evidence that species and interactions spill over between habitats, calling for further study of interhabitat dependencies. Here, we investigate how species connect a mosaic of habitats based on the spatial variation of their mutualistic and antagonistic interactions using two multilayer networks, combining pollination, herbivory and parasitism in the UK and New Zealand. Developing novel methods of network analysis for landscape‐scale ecological networks, we discovered that few plant and pollinator species acted as connectors or hubs, both within and among habitats, whereas herbivores and parasitoids typically have more peripheral network roles. Insect species’ roles depend on factors other than just the abundance of taxa in the lower trophic level, exemplified by larger Hymenoptera connecting networks of different habitats and insects relying on different resources across different habitats. Our findings provide a broader perspective for landscape‐scale management and ecological community conservation.
spellingShingle Hackett, TD
Sauve, AMC
Davies, N
Montoya, D
Tylianakis, JM
Memmott, J
Reshaping our understanding of species’ roles in landscape-scale networks
title Reshaping our understanding of species’ roles in landscape-scale networks
title_full Reshaping our understanding of species’ roles in landscape-scale networks
title_fullStr Reshaping our understanding of species’ roles in landscape-scale networks
title_full_unstemmed Reshaping our understanding of species’ roles in landscape-scale networks
title_short Reshaping our understanding of species’ roles in landscape-scale networks
title_sort reshaping our understanding of species roles in landscape scale networks
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AT montoyad reshapingourunderstandingofspeciesrolesinlandscapescalenetworks
AT tylianakisjm reshapingourunderstandingofspeciesrolesinlandscapescalenetworks
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