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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
Patterns of spatial variation of assemblages associated with intertidal rocky shores: A global perspective
PLoS ONE, Volume 5, No. 12, Article e14354, Year 2010
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Description
Assemblages associated with intertidal rocky shores were examined for large scale distribution patterns with specific emphasis on identifying latitudinal trends of species richness and taxonomic distinctiveness. Seventy-two sites distributed around the globe were evaluated following the standardized sampling protocol of the Census of Marine Life NaGISA project (www.nagisa.coml.org). There were no clear patterns of standardized estimators of species richness along latitudinal gradients or among Large Marine Ecosystems (LMEs); however, a strong latitudinal gradient in taxonomic composition (i.e., proportion of different taxonomic groups in a given sample) was observed. Environmental variables related to natural influences were strongly related to the distribution patterns of the assemblages on the LME scale, particularly photoperiod, sea surface temperature (SST) and rainfall. In contrast, no environmental variables directly associated with human influences (with the exception of the inorganic pollution index) were related to assemblage patterns among LMEs. Correlations of the natural assemblages with either latitudinal gradients or environmental variables were equally strong suggesting that neither neutral models nor models based solely on environmental variables sufficiently explain spatial variation of these assemblages at a global scale. Despite the data shortcomings in this study (e.g., unbalanced sample distribution), we show the importance of generating biological global databases for the use in large-scale diversity comparisons of rocky intertidal assemblages to stimulate continued sampling and analyses. © 2010 Cruz-Motta et al.
Available Materials
https://efashare.b-cdn.net/share/pmc/articles/PMC3002908/bin/pone.0014354.s001.doc
Authors & Co-Authors
Cruz-Motta, Juan José
Venezuela, Caracas
Universidad Simón Bolívar
Miloslavich, Patricia
Venezuela, Caracas
Universidad Simón Bolívar
Palomo, Gabriela
Argentina, Buenos Aires
Museo Argentino de Ciencias Naturales Bernardino Rivadavia
Iken, Katrin B.
United States, Fairbanks
University of Alaska Fairbanks
Konar, Brenda H.
United States, Fairbanks
University of Alaska Fairbanks
Pohle, Gerhard W.
Canada, St Andrews
Huntsman Marine Science Centre
Trott, Tom James
United States, Boston
Suffolk University
Benedetti-Cecchi, L.
Italy, Pisa
Università Di Pisa
Herrera, César
Venezuela, Caracas
Universidad Simón Bolívar
Hernández, Alejandra
Venezuela, Caracas
Universidad Simón Bolívar
Sardi, Adriana
Venezuela, Caracas
Universidad Simón Bolívar
Bueno, Andrea
Venezuela, Caracas
Universidad Simón Bolívar
Castillo, Julio
Venezuela, Caracas
Universidad Simón Bolívar
Klein, Eduardo
Venezuela, Caracas
Universidad Simón Bolívar
Guerra-Castro, Edlin
Venezuela, Altos de Pipe
Instituto Venezolano de Investigaciones Científicas
Gobin, Judith
Trinidad and Tobago, St Augustine
The University of the West Indies, St. Augustine Campus
Gómez, Diana Isabel
Colombia, Buenaventura
Instituto de Investigaciones Marinas y Costeras José Benito Vives de Andréis
Riosmena-Rodríguez, Rafael
Mexico, La Paz
Universidad Autónoma de Baja California Sur
Mead, Angela
South Africa, Cape Town
University of Cape Town
Bigatti, Gregorio
Argentina, Puerto Madryn
Centro de Estudios Nacionales Patagó Nicos
Knowlton, Ann L.
United States, Fairbanks
University of Alaska Fairbanks
Shirayama, Yoshihisa
Japan, Kyoto
Field Science Education and Research Center
Statistics
Citations: 43
Authors: 22
Affiliations: 13
Identifiers
Doi:
10.1371/journal.pone.0014354
e-ISSN:
19326203
Research Areas
Environmental