Protecting Coastal Nantucket Sound through Research and Education

Water quality, seaweed, and jellyfish research to preserve the health of our coastal marine ecosystem.

Understanding environmental changes through comprehensive scientific research and community stewardship.

Our Focus Areas

Citizen Science Research for a Healthier Coast

Water Track and Monitoring

Connect to Water Track, our online application where you can send us your beach observations!

Seaweed Research

Learn more about our invasive seaweed research initiatives, including those about Dasysiphonia japonica.

Jellyfish Studies

Learn more about our local jellyfish species and the efforts to better understand their role in our local ecosystem.

Blog Feed

Welcome!

Welcome to the Popponesset Water Sustainability Alliance (PWSA)’s new site! We are still under construction but feel free to have…
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2024 Updates

Happy New Year! We are excited to begin our first year as a nonprofit and have some exciting projects and…
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Support Our Cause

Popponesset Water Stewardship Alliance

501(c)3 Nonprofit organization 

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