A15: Darling, C.D. and L. Packer. 1988. Effectiveness of Malaise traps in collecting Hymenoptera: The influence of trap design, mesh size, and location. Canadian Entomologist. 120:787-796.
Abstract: The influence of various aspects of Malaise trap design on efficiency in collecting various groups of Hymenoptera was compared using commercially available traps. The use of various mesh types and a trap design that incorporates pan traps was recommended.