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.

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 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

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 Helps Urban Kids Explore Salty Waters in Death Valley

If you visit Salt Creek, Death Valley on any given afternoon in the spring, you might have to navigate through school kids staring into the frothing waters. The kids have come to make leaf packs, designed as a tool to assess stream health, but have stopped to watch the pupfish breed in the shallow rivulets of Salt Creek.

Leaf Pack Network News, Fall 2010

In September 2009, Yosemite Institute began using leaf packs to study macroinvertebrates in four streams in Yosemite Valley. Students have been studying water chemistry in these streams for several years but institute staff felt that biomonitoring would provide a more accurate measurement of the health of these ecosystems.

Leaf Pack Network News, Winter 2009-2010

After receiving Leaf Pack training at the Stroud Water Research Center, Licia Silva Ortiz and Therany Gonzales Ojeda brought it back home to Puerto Maldonado, a small city in the southeastern part of the Peruvian Amazon.

Breaking New Ground By Studying Bugs

David C. Richardson wrote in the professional journal Stormwater about Forest Grove Community School in Oregon and Mahopac High School in New York, two of the schools that are using the Leaf Pack Experiment and getting results that are making a real difference to their communities.

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