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dc.contributor.author
Piacentini, Luis Norberto
dc.contributor.author
Grismado, Cristian José
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Aisenberg, Anita
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Toscano Gadea, Carlos A.
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Laborda, Alvaro
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Simó, Miguel
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Postiglioni, Rodrigo
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Peralta, Luciano
dc.contributor.author
Proud, Dan N.
dc.contributor.author
Ramirez, Martin Javier
dc.date.available
2022-03-14T15:57:44Z
dc.date.issued
2021-08
dc.identifier.citation
Piacentini, Luis Norberto; Grismado, Cristian José; Aisenberg, Anita; Toscano Gadea, Carlos A.; Laborda, Alvaro; et al.; Massive spider web aggregations in South American grasslands after flooding; Wiley Blackwell Publishing, Inc; Ecological Entomology; 46; 6; 8-2021; 1333-1341
dc.identifier.issn
0307-6946
dc.identifier.uri
http://hdl.handle.net/11336/153359
dc.description.abstract
1. Major floods of riparian and grassland habitats may lead to a shift in the availability of resources (e.g., food, space) that produces cascading effects on the organisms that rely on it. After flooding occurs, particularly in natural grasslands or agricultural fields, massive aggregative spider webs are occasionally observed. However, given it is an infrequent and unpredictable event, it is seldom reported in detail. 2. We characterise two instances of massive web aggregations that followed major floods in grasslands and agricultural fields in Argentina and Uruguay in 2015. In the Argentinean event, we compare the composition of spider assemblages on the webs, in grasses below the webs, and in grasses from nearby habitats, with samples taken in the same location but when the fields were not flooded. 3. The assemblage of spiders in the massive web aggregations largely consisted of immature Diapontia uruguayensis (Lycosidae). In the grass below the webs, we recorded an impressive density of 1007 specimens m−1 belonging to several spider species, 6–15 times the density of similar samples without aggregated webs, co-occurring and showing low levels of aggression among them. 4. Our observations and review of the literature support the idea massive webs produced by lycosids are a byproduct of an unusually high density of spiders simultaneously attempting to disperse through the air via ballooning and escaping from floods.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Wiley Blackwell Publishing, Inc
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
ARANEAE
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BALLOONING
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DISPERSAL BEHAVIOR
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RIPARIAN HABITATS
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SILK
dc.subject.classification
Zoología, Ornitología, Entomología, Etología
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Ciencias Biológicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Massive spider web aggregations in South American grasslands after flooding
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2022-03-02T15:49:35Z
dc.journal.volume
46
dc.journal.number
6
dc.journal.pagination
1333-1341
dc.journal.pais
Reino Unido
dc.journal.ciudad
Londres
dc.description.fil
Fil: Piacentini, Luis Norberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina
dc.description.fil
Fil: Grismado, Cristian José. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina
dc.description.fil
Fil: Aisenberg, Anita. Instituto de Investigaciones Biológicas "Clemente Estable"; Uruguay
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Fil: Toscano Gadea, Carlos A.. Instituto de Investigaciones Biológicas "Clemente Estable"; Uruguay
dc.description.fil
Fil: Laborda, Alvaro. Universidad de la República. Facultad de Ciencias; Uruguay
dc.description.fil
Fil: Simó, Miguel. Universidad de la República. Facultad de Ciencias; Uruguay
dc.description.fil
Fil: Postiglioni, Rodrigo. Instituto de Investigaciones Biológicas "Clemente Estable"; Uruguay
dc.description.fil
Fil: Peralta, Luciano. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones Marinas y Costeras. Universidad Nacional de Mar del Plata. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Marinas y Costeras; Argentina
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Fil: Proud, Dan N.. Moravian College; Estados Unidos
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Fil: Ramirez, Martin Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina
dc.journal.title
Ecological Entomology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1111/een.13080
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://resjournals.onlinelibrary.wiley.com/doi/10.1111/een.13080
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