Recent Changes

The allium leafminer (also known as the onion leafminer) has recently been confirmed from infested leeks and onions collected in December 2015 from Lancaster County, Pennsylvania. This is the first confirmed infestation in the Western Hemisphere. Your assistance is needed for monitoring and controlling this new invasive species.

two images of flies

When: September 22, 2017, 11:15 AM - 12:05 PM
Where: 101 ASI Building

Meera Venkatesan, Senion Malaria Technical Advisor @ USAID

Beetle photos

2 photos of Delta Flies

Maggot Chart

2 photos of seed corn

Graphic showing maggot life-cycle

Wing Detail


Fly with crossed hairs

Fly with arrow

With the decline of insect pollinators alarming scientists, Emily Erickson, a Penn State doctoral student in entomology, is focused on a conservation solution.