The Leaf Pack Network is an initiative of Stroud™ Water Research Center. The Stroud Center seeks to advance knowledge and stewardship of freshwater systems through global research, education, and watershed restoration.

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Exploring Ecosystem Engineers With the Rock Pack Experiment

Scientists and educators from Montana State University and Stroud Water Research Center have created an exciting extension of the Leaf Pack Network: the Rock Pack Experiment.

Introducing the Monitor My Watershed Data Portal

The Monitor My Watershed® data portal lets you share your Leaf Pack Network® data with the world and explore do-it-yourself environmental sensor datasets.

New Leaf Pack Stream Ecology Kit Featuring Sensitivity Groups

Announcing the release of the updated kit featuring a new dichotomous key, new sorting sheet, updated manual, and a simplified biotic index calculation.

What’s the Best Time to Do a Leaf Pack Experiment?

Fall is a great time to do a leaf pack experiment — but not the only time! If you can’t do an experiment in the fall you can still collect and dry your leaves and then assemble and deploy your leaf packs later. Macroinvertebrates are hungry year-round! You’ll need 30 grams of leaves for each leaf pack and we recommend making three leaf packs for each experiment. You may pick leaves off...[Read More]

Ecosystem Benefits of Net-Spinning Caddisflies

Net-spinning caddisflies build nets to trap their food. But did you know that these nets also hold rocks together in streams?