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Macroinvertebrates

Students in Oregon performing a leaf pack experiment

The Leaf Pack Network

800 600 Stroud Water Research Center

The Leaf Pack Network® is an international network of teachers, students, and citizen monitors investigating their local stream ecosystems.

Photo of the Leaf Pack Stream Ecology Kit

Good Things Come in Threes: Exciting News From the Leaf Pack Network

500 292 Stroud Water Research Center

We are excited to announce major improvements to the Leaf Pack Network, an international network of teachers, students, and citizen monitors investigating their local stream ecosystems.

Macroinvertebrates.org

Online Atlas of Aquatic Insects Aids Water-Quality Monitoring

800 450 Stroud Water Research Center

A new online field guide promises to be an important tool for monitoring water quality and learning how to correctly identify freshwater insects.

Get Your Freshwater Science Taxonomic Certification

1024 680 Stroud Water Research Center

Through the accurate and precise identification of these organisms, you will be better prepared to record taxonomic data for biomonitoring programs.

Students working on designing a 3-D macroinvertebrate model

Life Lessons in Three Dimensions: Students, Stroud Center, Retired Teacher Collaborate

800 600 Stroud Water Research Center

By creating these teaching tools for other students to learn about freshwater ecosystems, the students developed their own curiosity about their outdoor environment.

Screenshot of Caddisflies, Engineering an Ecosystem video

Research Reveals Caddisflies are Ecosystem Engineers

1024 575 Stroud Water Research Center

Hydropsychid caddisflies spin silk mesh nets that they use to filter feed. These nets are important ecosystem engineering structures in flowing waters.

Brachycentridae (brachycentrid caddisflies)

#MysteryMacro Quiz Answers

500 400 Stroud Water Research Center

Spoiler alert! These are the ANSWERS for the Pennsylvania Fish and Boat Commission Facebook #MysteryMacro questions featuring photos by Stroud Center entomologist Dave Funk.

Isopoda (aquatic sowbugs)

Test Your Skills With the #MysteryMacro Quiz

600 400 Stroud Water Research Center

Want a fun way to learn about freshwater macroinvertebrates? Check out the Pennsylvania Fish and Boat Commission #MysteryMacro quiz featuring photos by Dave Funk.

Stroud Science on NPR: Road Salt Boosts Safety But Threatens Fresh Water

800 600 Stroud Water Research Center

When StateImpact Pennsylvania wanted to understand how our addiction to road salt is impacting the environment, they came to Stroud Water Research Center.

Mayfly Eggs Hatching a Minute After Being Laid

719 403 Stroud Water Research Center

This ovoviviparous mayfly holds her eggs internally until embryonic development is complete after which she lays them in water and they hatch immediately.