This dataset describes bees (Apoidea) sampled with blue vane traps at different heights within and above a temperate forest on the campus of University of Massachusetts Amherst from April through August of 2021, as well as the R-code used for data analyses. Specifically, it includes 2 files: 1) all data on individual specimens, including species identifications, occurrence dates and coordinates, and more information on encounter location and study design, and 2) All code used to generate figures and tables from the data that are included within the published manuscript.