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UpStream Newsletter

Happy Earth Day

We hope you can follow the example of these fox kits — get outside and enjoy the day!


  1. Plant native wildflowers and trees to reduce fertilizer and pesticide use and keep our streams and rivers healthy.
  2. Enjoy time walking, paddling, or biking to nearby attractions. You’ll be cutting fossil fuels and caring for your physical and mental health.
  3. Support knowledge and stewardship of clean fresh water with a monthly donation to Stroud Water Research Center.
Algal bloom in Brandywine Creek where it flows under a railroad bridge.

Who’s Polluting Our Water? Scientists’ New Way to Trace Algae Origins Could Tell Us

As states prepare for another summer of harmful algae blooms, Stroud Center scientists have discovered how to track the water pollution they sometimes signal using real-time sensor technology.
Your gift keeps our science flowing.
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Stroud Center authors in bold.
Farmed salmon being piped into a river.

Join the Stroud Center and Trail Creek Outfitters for a special screening of the documentary film “Artifishal.”

This feature-length documentary is a film about people, rivers, and the fight for the future of wild fish and the environment that supports them. It explores wild salmon’s slide toward extinction, threats posed by fish hatcheries and fish farms, and our continued loss of faith in nature.

When: Thursday, April 28, from 6:30 to 8:30 p.m.
Where: Stroud Water Research Center, 970 Spencer Road, Avondale, Pa.
Cost: Free, thanks to our sponsor, Fulton Bank.

Come early! Doors open at 5:45 p.m. for refreshments and shopping with local vendors Henisee Pottery and Atwater Designs.

Seats Are Limited! Reserve Your Spot

Calling Lancaster County, Pa. Teachers: Join the Outdoor Leadership Network Initiative

Gain experience from teachers who have been teaching and engaging students in environmental literacy and action for years! 

Protecting Forests, Clean Water Amid Changing Remote-Work Landscape

To make the case for preserving open space amid the demand for new development, it’s important to measure impact. Now scientists are doing just that.

Need Garden Inspo, or Just Want to Enjoy Nature?


When: Saturday, April 30, from 8 a.m. to 1 p.m. 
Where: Overlook Community Campus, across from the Manheim Township Public Library, 595 Granite Run Drive, Lancaster, Pa.
What: Meet native plant vendors, enjoy food truck fare, hear environmental lectures, and see an exciting new nature project using native plants to restore and protect a nearby stream. Lamonte Garber, the Stroud Center’s watershed restoration coordinator, will give a tour of the project to visitors who attend the festival.

Visit our event page for details and the registration link.

It’s Steeplechase Time in Chester County!

Whether you’re a horse enthusiast or just like spending a fun day with family and friends in the beautiful countryside, it’s time to make plans for the Willowdale Steeplechase on Saturday, May 14. 

The Willowdale Steeplechase is a 501(c)(3) nonprofit organization raising funds for the Stroud Center and Penn Vet New Bolton Center.

Be sure to visit our Watershed Education Mobile Lab and our booth in Kids’ Alley!

It’s Not Too Late to Round Up at the Register at Kimberton Whole Foods Downingtown

For the month of April, you’ll have the option to round your purchase total up to the nearest dollar when you check out, and the difference will be donated to the Stroud Center!
Your gift keeps our science flowing.
Donate Now


Please visit our events page for the most up-to-date information.
  • April 23: Walk, Learn, and Play: Streams in the 158th With Pa. State Representative Christina Sappey
  • April 25: Fore Fresh Water Golf Invitational
  • April 25–28: Virtual Auction Fore Fresh Water Golf
  • April 28: Special Screening of the Documentary Film “Artifishal”
  • April 30: Lancaster Native Plant and Wildlife Festival
  • April 30: Educator Hidden Gem Canoe Workshop: Discover the Octoraro Reservoir. Almost full!
  • May 14: Educator Hidden Gem Canoe Workshop: Discover White Clay Creek!
  • May 16: Taxonomic Certification Opportunity in Michigan
  • May 21: Trout Unlimited STREAM Girls Program
  • June 4: Stream Care Workday, part of Lancaster Water Week
  • June 4: Girl Scout Cadette Canoeing Program: Think Like a Citizen Scientist Award
  • June 8: Follow the Hatch — Aquatic Insects in Lancaster County’s Streams and Rivers, part of Lancaster Water Week
  • June 11: Introduction to Spincast Fishing With Scouts BSA 
  • June 11: Introduction to Spincast Fishing With Girl Scout Cadettes
  • June 14–15: Sustainable Choices, Sustainable Watersheds: Applying the MWEE Framework to Waste Streams
  • June 17: Taxonomic Certification Opportunity in North Carolina
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