The Entomology Group studies factors that affect the distribution and abundance of aquatic invertebrates, the functional role of invertebrates in stream and river ecosystems, and how these invertebrate communities respond to human activities in temperate and tropical watersheds.
Looking for macroinvertebrate identification resources?
Staff Scientist, Taxonomic Certification Program Coordinator
Entomologist, Director of Facilities
John Jackson, Ph.D.
Senior Research Scientist
Meet Our 2022 Summer Interns
This is the 50th year that the Stroud Center has welcomed interns to help develop their skills and give them memorable experiences in their fields.
The Magic of Mayflies
Without any mouth parts, fully mature adult mayflies, called spinners, cannot eat, and so most live but a single day.
Who Can You Trust? Stroud Center Scientist Testifies on Threats of Road Salt to Fresh Water
The invitation came on the heels of the Stroud Center sharing data with the Philadelphia Inquirer underlining the gravity of the road salt crisis as it affects clean fresh water.
Over-Seasoned: Our Taste for Salt is Killing Our Freshwater Ecosystems
The intense use of salt is now threatening our streams and rivers, marshes and ponds, and even groundwater — freshwater resources that were never meant to be so salty.
The Bug Whisperer: Dave Funk Decodes Mysteries of Mayflies and Other Clean-Water Lovers
Funk's insatiable curiousity has served him well during 45 years as a instrumental player on landmark freshwater studies at the Stroud Center.
What Do Yoga, Creek Swimming, and Mystery Author Agatha Christie Have in Common?
Katie Billé left the Stroud Center to pursue a graduate degree in aquatic ecology. With that goal completed, she has returned for a second go at her dream job.