Save Local Fertilizer Guidelines
Please join us in asking Governor DeSantis to VETO the legislature’s attempt to ban new local fertilizer ordinances throughout Florida.
Who We Are
Calusa Waterkeeper is guided by science to protect our water quality and human health. We fill a unique niche in Southwest Florida and would value your support!
Fighting for Drinkable, Fishable, Swimmable Water
Volunteer Hours and Counting
Calusa Waterkeeper is a non-profit organization dedicated to the protection of the Caloosahatchee River & Estuary in Southwest Florida. This includes Lake Okeechobee & Estero Bay, plus the near-shore waterways of Lee County. We strive to achieve this mission through education and promotion of responsible use and enjoyment by all people.
Thank you for all that you’re doing to improve our water quality and to educate us on changes we ourselves can make to help.
I have come to value the work of the Calusa Waterkeeper and its important voice in our community advocating for cleaner water. Keep up with the good work!
We appreciate all that you do for our community and water quality. Great Job! Thank you, The Jensens.
Thank you Calusa Waterkeeper and John Cassani for all you do to educate the public about the water quality crisis we are facing in SWFL.
Thanks to CWK for relentlessly using science and public outreach to fight for clean water in SW Florida! We all benefit.
I have learned so much as a volunteer Ranger with Calusa Waterkeeper. Excited to continue!
North Fort Myers
Happy to renew our membership and keep you on the front lines. Thank you for all you do.
Scott & Christine M.
Explore the Issues
Waterways around the world are under attack by pollution and mismanagement. Southwest Florida is no different.
Calusa Waterkeeper is focused on several local action items as well as state and national policies affecting our waters and quality of life.
We think you’ll agree, these are causes worth fighting for.
Learn the Issues
Waterkeeper Alliance Calls on Congress for Safeguards After Supreme Court Delivers Blow to Clean Water Act
From Waterkeeper Alliance: Court’s decision prioritizes polluting industries over clean water and public health and ignores decades of legal precedent, science, and Clean Water Act protections.
Large Algae Bloom Spotted on Florida’s Lake Okeechobee
According to the Calusa Waterkeeper, NOAA estimated that algae now covers over 35 percent of the 730 square mile lake. Health officials advise residents and visitors to exercise caution in and around the lake until further notice.
Algae Swirling on the Gulf Coast Brings a Stink Near Matlacha
Algae swirling in the Gulf Coast is bringing a smelly odor to the air. It’s happening around the waters of Matlacha. It floats up from the bottom of a water body in big floating patches and can pile up on a shoreline.