Multi-stressor Predictive Models of Invertebrate Condition in the Corn Belt, U.S.A.

The data set includes the macroinvertebrate metrics calculated by IDAS software (Cuffney 2003, USGS OFR 03-172) for the Midwest Stream Quality Assessment (MSQA). Invert data is taxonomic data that has been summarized into variables called metrics that summarize various components of the taxonomic data. The original taxonomic data comes from USGS BioData.

本数据集涵盖为开展中西部溪流质量评估（Midwest Stream Quality Assessment, MSQA），由IDAS软件（IDAS software，Cuffney 2003，USGS OFR 03-172）计算得到的大型无脊椎动物指标（macroinvertebrate metrics）。无脊椎动物数据（Invert data）属于分类学数据，经汇总后被整理为各类指标变量，用于概括分类学数据的各项构成特征。原始分类学数据源自USGS BioData。