Pitfall and refuge trap sampling Linn Co March 2018-June2019

Numbers of carabid beetles, caterpillars, cranefly larvae and slugs collected from pitfall and refuge traps in ten Annual Ryegrass fields in Linn County, Oregon between March 23, 2018 and June 20, 2019. Given are details on sampling date, trap, size and sex (carabids only), weight (slugs only) and species (where possible). Provided are also the results of the molecular gut content analysis of the carabid beetles: Date of gut dissection and associated details on the amount of eggs (if specimen was female), gut size (0-5, with 0 being empty and 5 being very full), amount of mites on elytra and wing status (brachypterous (BR) or macropterous(MA)), date of DNA extraction from gut contents and results of the qPCR screening for Gastropoda, Lepidoptera and Tipulidae DNA (‘+’ for positive, ‘-‘ for negative), as well as the ID of the sample pool for Next generation Sequencing analysis.