Range Expansion and Population Dynamics of an Invasive Species: The Eurasian Collared-Dove (Streptopelia decaocto)
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{"title"=>"Range expansion and population dynamics of an invasive species: The eurasian collared-dove (Streptopelia decaocto)", "type"=>"journal", "authors"=>[{"first_name"=>"Spencer N.", "last_name"=>"Scheidt", "scopus_author_id"=>"56405315100"}, {"first_name"=>"Allen H.", "last_name"=>"Hurlbert", "scopus_author_id"=>"7003960073"}], "year"=>2014, "source"=>"PLoS ONE", "identifiers"=>{"scopus"=>"2-s2.0-84908632370", "sgr"=>"84908632370", "issn"=>"19326203", "doi"=>"10.1371/journal.pone.0111510", "pmid"=>"25354270", "isbn"=>"1932-6203", "pui"=>"600310281"}, "id"=>"5d2199e0-825c-314a-b3c7-e3e860e64872", "abstract"=>"Invasive species offer ecologists the opportunity to study the factors governing species distributions and population growth. The Eurasian Collared-Dove (Streptopelia decaocto) serves as a model organism for invasive spread because of the wealth of abundance records and the recent development of the invasion. We tested whether a set of environmental variables were related to the carrying capacities and growth rates of individual populations by modeling the growth trajectories of individual populations of the Collared-Dove using Breeding Bird Survey (BBS) and Christmas Bird Count (CBC) data. Depending on the fit of our growth models, carrying capacity and growth rate parameters were extracted and modeled using historical, geographical, land cover and climatic predictors. Model averaging and individual variable importance weights were used to assess the strength of these predictors. The specific variables with the greatest support in our models differed between data sets, which may be the result of temporal and spatial differences between the BBS and CBC. However, our results indicate that both carrying capacity and population growth rates are related to developed land cover and temperature, while growth rates may also be influenced by dispersal patterns along the invasion front. Model averaged multivariate models explained 35-48% and 41-46% of the variation in carrying capacities and population growth rates, respectively. Our results suggest that widespread species invasions can be evaluated within a predictable population ecology framework. Land cover and climate both have important effects on population growth rates and carrying capacities of Collared-Dove populations. Efforts to model aspects of population growth of this invasive species were more successful than attempts to model static abundance patterns, pointing to a potentially fruitful avenue for the development of improved invasive distribution models.", "link"=>"http://www.mendeley.com/research/range-expansion-population-dynamics-invasive-species-eurasian-collareddove-streptopelia-decaocto", "reader_count"=>41, "reader_count_by_academic_status"=>{"Unspecified"=>1, "Professor > Associate Professor"=>1, "Researcher"=>8, "Student > Doctoral Student"=>1, "Student > Ph. D. Student"=>8, "Student > Postgraduate"=>6, "Student > Master"=>9, "Student > Bachelor"=>4, "Lecturer > Senior Lecturer"=>1, "Professor"=>2}, "reader_count_by_user_role"=>{"Unspecified"=>1, "Professor > Associate Professor"=>1, "Researcher"=>8, "Student > Doctoral Student"=>1, "Student > Ph. D. Student"=>8, "Student > Postgraduate"=>6, "Student > Master"=>9, "Student > Bachelor"=>4, "Lecturer > Senior Lecturer"=>1, "Professor"=>2}, "reader_count_by_subject_area"=>{"Unspecified"=>1, "Environmental Science"=>7, "Biochemistry, Genetics and Molecular Biology"=>2, "Agricultural and Biological Sciences"=>28, "Veterinary Science and Veterinary Medicine"=>1, "Psychology"=>1, "Earth and Planetary Sciences"=>1}, "reader_count_by_subdiscipline"=>{"Psychology"=>{"Psychology"=>1}, "Earth and Planetary Sciences"=>{"Earth and Planetary Sciences"=>1}, "Agricultural and Biological Sciences"=>{"Agricultural and Biological Sciences"=>28}, "Biochemistry, Genetics and Molecular Biology"=>{"Biochemistry, Genetics and Molecular Biology"=>2}, "Unspecified"=>{"Unspecified"=>1}, "Environmental Science"=>{"Environmental Science"=>7}, "Veterinary Science and Veterinary Medicine"=>{"Veterinary Science and Veterinary Medicine"=>1}}, "reader_count_by_country"=>{"Netherlands"=>1, "United States"=>2, "France"=>1, "Spain"=>1}, "group_count"=>1}

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Figshare

  • {"files"=>["https://ndownloader.figshare.com/files/1770666"], "description"=>"<p>Boxplots of distance of a site from the original introduction point grouped by population trajectory type for the Christmas Bird Count (blue) and the Breeding Bird Survey (orange).</p>", "links"=>[], "tags"=>["Streptopelia decaocto", "growth rates", "Breeding Bird Survey", "capacity", "cbc", "Invasive species offer ecologists", "Christmas Bird Count", "population growth rates", "bbs", "growth rate parameters", "Population growth", "population ecology framework", "model"], "article_id"=>1221984, "categories"=>["Uncategorised"], "users"=>["Spencer N. Scheidt", "Allen H. Hurlbert"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0111510.g001", "stats"=>{"downloads"=>2, "page_views"=>11, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Invasion_distance_and_model_type_/1221984", "title"=>"Invasion distance and model type.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2014-10-29 02:49:07"}
  • {"files"=>["https://ndownloader.figshare.com/files/1770675", "https://ndownloader.figshare.com/files/1770676", "https://ndownloader.figshare.com/files/1770677"], "description"=>"<div><p>Invasive species offer ecologists the opportunity to study the factors governing species distributions and population growth. The Eurasian Collared-Dove (<i>Streptopelia decaocto</i>) serves as a model organism for invasive spread because of the wealth of abundance records and the recent development of the invasion. We tested whether a set of environmental variables were related to the carrying capacities and growth rates of individual populations by modeling the growth trajectories of individual populations of the Collared-Dove using Breeding Bird Survey (BBS) and Christmas Bird Count (CBC) data. Depending on the fit of our growth models, carrying capacity and growth rate parameters were extracted and modeled using historical, geographical, land cover and climatic predictors. Model averaging and individual variable importance weights were used to assess the strength of these predictors. The specific variables with the greatest support in our models differed between data sets, which may be the result of temporal and spatial differences between the BBS and CBC. However, our results indicate that both carrying capacity and population growth rates are related to developed land cover and temperature, while growth rates may also be influenced by dispersal patterns along the invasion front. Model averaged multivariate models explained 35–48% and 41–46% of the variation in carrying capacities and population growth rates, respectively. Our results suggest that widespread species invasions can be evaluated within a predictable population ecology framework. Land cover and climate both have important effects on population growth rates and carrying capacities of Collared-Dove populations. Efforts to model aspects of population growth of this invasive species were more successful than attempts to model static abundance patterns, pointing to a potentially fruitful avenue for the development of improved invasive distribution models.</p></div>", "links"=>[], "tags"=>["Streptopelia decaocto", "growth rates", "Breeding Bird Survey", "capacity", "cbc", "Invasive species offer ecologists", "Christmas Bird Count", "population growth rates", "bbs", "growth rate parameters", "Population growth", "population ecology framework", "model"], "article_id"=>1221993, "categories"=>["Uncategorised"], "users"=>["Spencer N. Scheidt", "Allen H. Hurlbert"], "doi"=>["https://dx.doi.org/10.1371/journal.pone.0111510.s001", "https://dx.doi.org/10.1371/journal.pone.0111510.s002", "https://dx.doi.org/10.1371/journal.pone.0111510.s003"], "stats"=>{"downloads"=>5, "page_views"=>19, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/Range_Expansion_and_Population_Dynamics_of_an_Invasive_Species_The_Eurasian_Collared_Dove_Streptopelia_decaocto_/1221993", "title"=>"Range Expansion and Population Dynamics of an Invasive Species: The Eurasian Collared-Dove (<i>Streptopelia decaocto)</i>", "pos_in_sequence"=>0, "defined_type"=>4, "published_date"=>"2014-10-29 02:49:07"}
  • {"files"=>["https://ndownloader.figshare.com/files/1770672"], "description"=>"<p>Leave-One Out-cross-validation (LOOCV) results for the model averaged main effects models predicting carrying capacities and growth rates of the BBS and CBC data sets. The mean square error (MSE) and R<sup>2</sup> values are provided for the original, uncorrected models and the corrected LOOCV models, with their associated R-squared shrinkage values.</p><p>Cross Validation Results.</p>", "links"=>[], "tags"=>["Streptopelia decaocto", "growth rates", "Breeding Bird Survey", "capacity", "cbc", "Invasive species offer ecologists", "Christmas Bird Count", "population growth rates", "bbs", "growth rate parameters", "Population growth", "population ecology framework", "model"], "article_id"=>1221990, "categories"=>["Uncategorised"], "users"=>["Spencer N. Scheidt", "Allen H. Hurlbert"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0111510.t002", "stats"=>{"downloads"=>4, "page_views"=>12, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Cross_Validation_Results_/1221990", "title"=>"Cross Validation Results.", "pos_in_sequence"=>0, "defined_type"=>3, "published_date"=>"2014-10-29 02:49:07"}
  • {"files"=>["https://ndownloader.figshare.com/files/1770668"], "description"=>"<p>Univariate plots of the strongest predictor variables for: (a) Christmas Bird Count (CBC) carrying capacity versus percent developed low intensity cover, (b) Breeding Bird Survey (BBS) carrying capacity versus minimum temperature of the coldest month (°C); and population growth rate: (c) CBC population growth rate versus invasion distance, (d) BBS population growth rate versus average annual temperature (°C).</p>", "links"=>[], "tags"=>["Streptopelia decaocto", "growth rates", "Breeding Bird Survey", "capacity", "cbc", "Invasive species offer ecologists", "Christmas Bird Count", "population growth rates", "bbs", "growth rate parameters", "Population growth", "population ecology framework", "model"], "article_id"=>1221986, "categories"=>["Uncategorised"], "users"=>["Spencer N. Scheidt", "Allen H. Hurlbert"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0111510.g003", "stats"=>{"downloads"=>5, "page_views"=>12, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Linear_predictors_of_carrying_capacities_and_growth_rates_/1221986", "title"=>"Linear predictors of carrying capacities and growth rates.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2014-10-29 02:49:07"}
  • {"files"=>["https://ndownloader.figshare.com/files/1770671"], "description"=>"<p>Variable relative importance weights and weighted parameter estimates.</p>", "links"=>[], "tags"=>["Streptopelia decaocto", "growth rates", "Breeding Bird Survey", "capacity", "cbc", "Invasive species offer ecologists", "Christmas Bird Count", "population growth rates", "bbs", "growth rate parameters", "Population growth", "population ecology framework", "model"], "article_id"=>1221989, "categories"=>["Uncategorised"], "users"=>["Spencer N. Scheidt", "Allen H. Hurlbert"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0111510.t001", "stats"=>{"downloads"=>7, "page_views"=>20, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Variable_relative_importance_weights_and_weighted_parameter_estimates_/1221989", "title"=>"Variable relative importance weights and weighted parameter estimates.", "pos_in_sequence"=>0, "defined_type"=>3, "published_date"=>"2014-10-29 02:49:07"}
  • {"files"=>["https://ndownloader.figshare.com/files/1770670"], "description"=>"<p>Map of predicted carrying capacity of the Eurasian Collared-Dove across the contiguous United States (Albers Equal Area Conic projection) based on the modeled relationships between Breeding Bird Survey population trajectories and climate and land cover data (see <a href=\"http://www.plosone.org/article/info:doi/10.1371/journal.pone.0111510#pone-0111510-t001\" target=\"_blank\">Table 1</a>). Individual cells are 0.5° in each direction, and values represent the expected number of individuals observed on a BBS route within each cell for populations that have reached their carrying capacity.</p>", "links"=>[], "tags"=>["Streptopelia decaocto", "growth rates", "Breeding Bird Survey", "capacity", "cbc", "Invasive species offer ecologists", "Christmas Bird Count", "population growth rates", "bbs", "growth rate parameters", "Population growth", "population ecology framework", "model"], "article_id"=>1221988, "categories"=>["Uncategorised"], "users"=>["Spencer N. Scheidt", "Allen H. Hurlbert"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0111510.g004", "stats"=>{"downloads"=>5, "page_views"=>217, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Carrying_capacity_prediction_map_/1221988", "title"=>"Carrying capacity prediction map.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2014-10-29 02:49:07"}
  • {"files"=>["https://ndownloader.figshare.com/files/1770667"], "description"=>"<p>Map of all (a) Christmas Bird Count circles (blue) and Breeding Bird Survey routes (orange) used in carrying capacity analysis scaled by estimated carrying capacity, <i>k</i> (b) Christmas Bird Count circles (blue) and Breeding Bird Survey routes (orange) used in growth rate analyses with the sizes of each location’s point scaled by estimated population growth rate, <i>r</i>. Minimum and maximum symbol sizes and their meanings are given in the legend of each figure panel.</p>", "links"=>[], "tags"=>["Streptopelia decaocto", "growth rates", "Breeding Bird Survey", "capacity", "cbc", "Invasive species offer ecologists", "Christmas Bird Count", "population growth rates", "bbs", "growth rate parameters", "Population growth", "population ecology framework", "model"], "article_id"=>1221985, "categories"=>["Uncategorised"], "users"=>["Spencer N. Scheidt", "Allen H. Hurlbert"], "doi"=>"https://dx.doi.org/10.1371/journal.pone.0111510.g002", "stats"=>{"downloads"=>3, "page_views"=>10, "likes"=>0}, "figshare_url"=>"https://figshare.com/articles/_Carrying_capacities_and_growth_rates_/1221985", "title"=>"Carrying capacities and growth rates.", "pos_in_sequence"=>0, "defined_type"=>1, "published_date"=>"2014-10-29 02:49:07"}

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