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dc.contributor.author
Benedetti Cecchi, Lisandro
dc.contributor.author
Iken, Katrin
dc.contributor.author
Konar, Brenda
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Cruz Motta, Juan
dc.contributor.author
Knowlton, Ann
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Pohle, Gerhard
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Castelli, Alberto
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Tamburello, Laura
dc.contributor.author
Mead, Angela
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Trott, Tom
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Miloslavich, Patricia
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Wong, Melisa
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Shirayama, Yoshihisa
dc.contributor.author
Lardicci, Claudio
dc.contributor.author
Palomo, Maria Gabriela
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dc.contributor.author
Maggi, Elena
dc.date.available
2020-02-14T20:29:05Z
dc.date.issued
2010-09
dc.identifier.citation
Benedetti Cecchi, Lisandro; Iken, Katrin; Konar, Brenda; Cruz Motta, Juan; Knowlton, Ann; et al.; Spatial relationships between polychaete assemblages and environmental variables over broad geographical scales; Public Library of Science; Plos One; 5; 9; 9-2010; 1-10
dc.identifier.issn
1932-6203
dc.identifier.uri
http://hdl.handle.net/11336/97647
dc.description.abstract
This study examined spatial relationships between rocky shore polychaete assemblages and environmental variables over broad geographical scales, using a database compiled within the Census of Marine Life NaGISA (Natural Geography In Shore Areas) research program. The database consisted of abundance measures of polychaetes classified at the genus and family levels for 74 and 93 sites, respectively, from nine geographic regions. We tested the general hypothesis that the set of environmental variables emerging as potentially important drivers of variation in polychaete assemblages depend on the spatial scale considered. Through Moran's eigenvector maps we indentified three submodels reflecting spatial relationships among sampling sites at intercontinental (>10000 km), continental (1000-5000 km) and regional (20-500 km) scales. Using redundancy analysis we found that most environmental variables contributed to explain a large and significant proportion of variation of the intercontinental submodel both for genera and families (54% and 53%, respectively). A subset of these variables, organic pollution, inorganic pollution, primary productivity and nutrient contamination was also significantly related to spatial variation at the continental scale, explaining 25% and 32% of the variance at the genus and family levels, respectively. These variables should therefore be preferably considered when forecasting large-scale spatial patterns of polychaete assemblages in relation to ongoing or predicted changes in environmental conditions. None of the variables considered in this study were significantly related to the regional submodel.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Public Library of Science
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by/2.5/ar/
dc.subject
polychaetes
dc.subject
scale
dc.subject
rocky shores
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Census
dc.subject.classification
Ecología
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dc.subject.classification
Ciencias Biológicas
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dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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dc.title
Spatial relationships between polychaete assemblages and environmental variables over broad geographical scales
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-02-07T13:43:16Z
dc.journal.volume
5
dc.journal.number
9
dc.journal.pagination
1-10
dc.journal.pais
Estados Unidos
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dc.journal.ciudad
San Francisco
dc.description.fil
Fil: Benedetti Cecchi, Lisandro. Università degli Studi di Pisa; Italia
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Fil: Iken, Katrin. University of Alaska; Estados Unidos
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Fil: Konar, Brenda. University of Alaska; Estados Unidos
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Fil: Cruz Motta, Juan. Universidad Simón Bolívar; Venezuela
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Fil: Knowlton, Ann. University of Alaska; Estados Unidos
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Fil: Pohle, Gerhard. Huntsman Marine Science Centre; Canadá
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Fil: Castelli, Alberto. Università degli Studi di Pisa; Italia
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Fil: Tamburello, Laura. Università degli Studi di Pisa; Italia
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Fil: Mead, Angela. University of Cape Town; Sudáfrica
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Fil: Trott, Tom. Suffolk University; Estados Unidos
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Fil: Miloslavich, Patricia. Universidad Simón Bolívar; Venezuela
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Fil: Wong, Melisa. Bedford Institute of Oceanography; Canadá
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Fil: Shirayama, Yoshihisa. Kyoto University; Japón
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Fil: Lardicci, Claudio. Università degli Studi di Pisa; Italia
dc.description.fil
Fil: Palomo, Maria Gabriela. 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: Maggi, Elena. Università degli Studi di Pisa; Italia
dc.journal.title
Plos One
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1371/journal.pone.0012946
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0012946
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