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A global organization where science and spirituality intersect, from a Jewish perspective.

We envision a world where the ocean is clean, where marine life is abundant and safe, and where the sanctity of the Sea is appreciated and protected.

Jewish Family

"You are not obligated to complete the work, but neither are you free to desist from it."

- Rabbi Tarfon

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Rabbi Ed Rosenthal gives a Water Torah program for synagogues and Jewish Community Centers on the environment


We teach water torah, ocean awareness, scuba diving, and citizen science. We offer programs in person or via video conferencing.

Jewish community members waterfront cleanup for Reverse Tashlich


Hands-on ocean restoration programs, such as Reverse Tashlich, beach cleanups, underwater debris removal, coral restoration, citizen science surveys, and more.

The Tikkun HaYam Repair the Sea Jewish community standing together


We provide a weekly newsletter, an online social network, and sell recycled Judaica and sustainable products to our community of scientists, divers, students, fundraisers, philanthropists, and passionate land-lubbers.  

Our Programs

Map of International Reverse Tashlich teams

Jewish communities around the world clean up their local environments as a new High Holidays Tradition. 245 locations registered for the 5th Annual Reverse Tashlich in 2022.

Campus Program Director teaching Jewish Teens about the importance of water in the Jewish religion before doing a beach cleanup

We share the Jewish connection to the sea in person or online. We also certify scuba divers and ocean stewards. All programs are tailored to your community. 


This interfaith environmental partnership offers discounts on compostable plates and cutlery to any faith organization.

Scubi Jews from University of Miami and University of Central Florida scubadiving

In partnership with Hillels on college campuses, we offer scuba instruction, alternative breaks, Bal TashCleans, and Tikkun HaYam programs tailored to students.


Our ritual items are made in house from recycled water bottles. Additionally, we sell bamboo cutlery, reusable water bottles, re-Jews-able bags,

and more.

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A two-hour cruise on the waters of Tampa Bay with wine, light appetizers, and a “twist of spirituality.”

 “The notion that science and spirituality are somehow mutually exclusive does a disservice to both.”

- Carl Sagan

"I don't speak because I have the power to speak.

I speak because I do not have the power to remain silent."

- Rav Kook

Our PArtners

Maurice A. and Thelma P. Rothman Family Foundation

Charles and Margery Barancik Foundation

Joseph Alexander Foundation


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