Welcome to the Leaf Pack Network, an international network of people investigating their local stream ecosystems. Leaf Pack Network is part of WikiWatershed, an initiative of Stroud Water Research Center to help people advance knowledge and stewardship of fresh water.

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Dive into Water Science Careers!

Dive into Water Science Careers!

Ever want to spend a day in the boots of a freshwater scientist? Our Water Science Career Videos engage viewers of all ages in real careers in freshwater-focused science, technology, engineering, and math.
Exploring Ecosystem Engineers With the Rock Pack Experiment

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

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

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?

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
Leaf Pack News from Washington County Watershed Alliance

Leaf Pack News from Washington County Watershed Alliance

The WCWA, which enhances and coordinates the activities of individual watershed associations, tweeted about their recent leaf pack experiment.
Ecosystem Benefits of Net-Spinning Caddisflies

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?
Temporary Data System is Live

Temporary Data System is Live

The old leaf pack database finally bit the dust, but a temporary system for entering and viewing new data has been put in place while we rebuild it.
Leaf Pack Network Database is Down

Leaf Pack Network Database is Down

The system for logging in, viewing historic data, and registering with the Leaf Pack Network is currently unavailable. We are working to bring it back (better than ever!) by fall.
A group of 21 children and adults pose with artificial leaf packs and buckets before starting a leaf pack project.

Leaf Pack Network Newsletter #16, Fall 2016

In this issue: Leaf Pack webinar recording; workshop recap; new groups and projects; how to choose mobile digital technologies to enhance environmental education.
Restoring Nash Creek

Restoring Nash Creek

Students in Michigan discovered what was impacting their stream and then developed a plan to restore it with native plantings.
Leaf Pack Network Newsletter #15, Spring 2016

Leaf Pack Network Newsletter #15, Spring 2016

In this issue: Leaf Pack Network is 15 Years Old; Expanded WikiWatershed® Toolkit Debuts; Welcome New Groups; Macroinvertebrate ID; Amazing Mayfly Video.