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?
Entomology Staff
Entomology News
Stroud Center Collaborations Amplify Impact on Fresh Water
Scientists, educators, and watershed restoration professionals are working together to create long-lasting and positive impacts on waterways.
Meet Our 2023 Interns
Our interns assist with research and other mission-focused work and gain valuable professional experience and networking opportunities.
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.
