Virginia Tech
Browse
1/1
3 files

Data and R Code to Accompany "Fast Range Expansion of the Red Imported Fire Ant in Virginia and Prediction of Future Spread in the United States"

dataset
posted on 2023-07-25, 14:53 authored by Morgan Malone, Kaloyan Ivanov, Sally V. Taylor, Roger SchuerchRoger Schuerch

Data set, R code and RMarkdown document that accompanies the publication "Fast Range Expansion of Red Imported Fire Ants in Virginia and Prediction of Future Spread in the United States" by Malone M, Ivanov K, Taylor SV & Schürch R in Ecosphere.

The data set only contains our newly acquired data, and some derived data that can be used to save computing time. Shape files for US state boundaries can be downloaded from https://www.census.gov/geographies/mapping-files/time-series/geo/carto-boundary-file.html.

Funding

Hatch project VA-160129 to RS

History

Publisher

University Libraries, Virginia Tech

Corresponding Author Name

Roger Schürch

Corresponding Author E-mail Address

rschurch@vt.edu

Files/Folders in Dataset and Description

Malone_Data_Code.zip 04_data/ – Folder holding data 04_data/Solenopsis invicta Virginia 3 May 2021 DwC.xlsx – Data from Virginia Museum of Natural History 04_data/2020 January - Dec Fire Ant Reporting for Morgan.xlsx - data for gis.csv – 2020 data from VDACS, prepared for Morgan 04_data/RoadSurvey_2021.xlsx – 2021 roadside survey data collected by Morgan Malone 04_data/model_AUCs.Rdata – SDM model area under the curve calculations; 04_data/2016_2019_IFA_Surveys_VDACS.xlsx – 2016-2019 RIFA surveys from VDACS 04_data/Roadsurveydata.csv – 2020 roadside survey data collected by Morgan Malone 04_data/RoadwayRandomization.csv – randomization results for sampling 04_data/sinvicta_gbif_data.csv – data prepared from GBIF data download https://www.gbif.org/occurrence/download/0000072-230530130749713 04_data/bio_fut_50_df.Rdata – downloaded future predictions of bioclimatic variables for 2050ies for the US 04_data/bio_fut_70_df.Rdata – downloaded future predictions of bioclimatic variables for 2070ies for the US 04_data/bio_curr_va_df.Rdata – downloaded current “predictions” of bioclimatic variables for Virginia 04_data/2020 January - Dec Fire Ant Reporting for Morgan.xlsx – 2020 Data from VDACS 04_data/rifaoccurence.csv – Collated RIFA occurrence data from our own roadside surveys, VDACS, and museum data 04_data/bio_fut_50_va_df.Rdata – downloaded future predictions of bioclimatic variables for 2050ies for the Virginia 04_data/bio_fut_70_va_df.Rdata – downloaded future predictions of bioclimatic variables for 2070ies for the Virginia 04_data/pseudo_absence.Rdata – generated pseudo-absence data 05_code/ – Folder holding code 05_code/gbif_data.R – prepare the GBIF download using API; results in the 04_data/sinvicta_gbif_data.csv data file used in the analysis 05_code/000_main.R – the script that governs the preparation of the environment, the analysis, and the rendering of the final report (i.e., the manuscript) 05_code/SDM_diagnostics.R – run Area Under the Curve (AUC) model diagnostics 05_code/SDM.R – prepare climatic data, load the pre-prepared data sets, run main SDM, prepare results 05_code/Rmarkdown/ – Folder holding the R Markdown file to render the manuscript 05_code/Rmarkdown/Malone_RIFASpread_MS_template.docx – The template file that allows rendering of the manuscript in the style of the target journal 05_code/Rmarkdown/Malone_RIFASpread_MS.Rmd – The manuscript text with instructions to render the results.