Data from: Citizen science program shows urban areas have lower occurrence of frog species, but not accelerated declines

This contains all data necessary to duplicate the analyses described by Westgate et al., including: descriptions of all sites; all observations of frogs at those sites between 2002-2014; a list of species names; and a key to column headings.本数据集包含复现韦斯特盖特（Westgate）等人所阐述的分析所需的全部数据，具体涵盖：所有调查样地的详细描述、2002年至2014年间上述样地的全部蛙类观测记录、物种名称列表，以及列标题释义表。