top of page

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

We are Repair the Sea video thumbnail
  • Facebook
  • Youtube
  • Instagram
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. 

Compostable Sustainable Cutlery for the Interfaith Environmental Partnership

In partnership with VerTerra, we offer steep discounts on plates and cutlery made of palm leaves and scrap wood, that can break down in your backyard.

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.

A Mezuzah 3D printed out of 100% recycled waterbottles

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.

Tikkun HaYam community leader runs a local marine conservation program

Feel like planting coral in the Florida Keys? Would you like to learn how to clean up trash underwater?  Have a dream of your own? Let's make it a reality.

 “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


Join Our Community

What Are You Interesed In?
Newsletter Footer
bottom of page