The brown marmorated stink bug (BMSB) is a recently-introduced, invasive insect found in the eastern USA. See background information elsewhere in our ISU Extension newsletters.
August 16, 2010. Stink Bugs on the Move.
February 28, 2011. Brown Marmorated Stink Bug Detected in Iowa
November 17, 2010. Brown Marmorated Stink Bug - A New Invasive Species
March 9, 2011: Brown Marmorated Stink Bug Detected in Iowa
There are several native or established insects in Iowa that are similar in appearance to the BMSB. These are described and illustrated in a 2-page pamphlet located on our Plant & Insect Diagnostic Clinic website.
In addition to the pamphlet, the photos below will help you determine if you have BMSB in your home, landscape or field. Please report suspect samples by sending dead specimens or digital images to:
Plant and Insect Diagnostic Clinic
Iowa State University
327 Bessey Hall Ames IA 50011
Pine Seed Bug. This inch-long, household accidental invader is common indoors in Iowa.
Brown Stink Bug. The antennae have dark tips and body is 1/2 inch long. Photo by Marlin Rice.
Spined Soldier Bug. One-half inch long with acute spines on thorax. Photo by Marlin Rice.