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BMSB Management Survey for Commercial Producers

Participate in a nationwide survey to gather information from farmers and growers on the economic impact of the brown marmorated stink bug (BMSB) on agriculture.

July 29, 2019 Available Positions

Learn about currently open positions on the Brown Marmorated Stink Bug project.

July 8, 2019 Samurai Wasp

Our map of field recoveries of Trissolcus japonicus has been updated for 2019. Also known as the “samurai wasp,” Trissolcus japonicus is an egg parasitoid and a key natural enemy of brown marmorated stink bug.

July 8, 2019 Samurai Wasp, Trissolcus japonicus, Detected in Utah

Two BMSB egg masses were found on northern catalpa (Catalpa speciosa) leaves in Salt Lake City, Utah, on June 17, 2019. Both egg masses were found on separate trees approximately 9 meters apart in a managed urban landscape amid residential homes. The wasps were identified by Utah State University researchers.

July 8, 2019 A Fungal Enemy

Nosema maddoxi is a newly described microsporidian pathogen recently found in BMSB populations in the U.S.

March 26, 2019 State-by-State

Our brown marmorated stink bug distribution map has been updated. Minnesota, Wisconsin, and Illinois have reported agricultural problems, and Arkansas has newly reported nuisance problems.

March 12, 2019 Samurai Wasps Say, "Smell Ya Later, Stink Bugs"

Scientists are investigating a new tactic in the war on the brown marmorated stink bug: the possibility of relying on one of the bug’s natural enemies, the samurai wasp. Watch this video for a close-up view of stink bugs and samurai wasps in action. Source: KQED “Deep Look”, Mar. 12, 2019.

March 11, 2019 Stakeholder Advisory Panel Meeting, February 2019

Download presentations from the BMSB Stakeholder Advisory Panel Meeting, held February 19, 2019.

December 17, 2018 Why Taxonomic Preparedness Is Critical for Invasive Species Response

In the latest issue of American Entomologist, a team of scientists tells their story about how they sprang into action to investigate natural enemies of the brown marmorated stink bug. Source: Entomology Today, Dec. 17, 2018.

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The brown marmorated stink bug, Halyomorpha halys (Stål), is a voracious eater that damages fruit, vegetable, and nut crops in North America. With funding from USDA’s Specialty Crop Research Initiative, our team of more than 50 researchers is uncovering the pest’s secrets to find management solutions that will protect our food, our environment, and our farms.

Brown Marmorated Stink Bug


USDA-NIFA Specialty Crop Research Initiative