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Fertilizer Blamed for Fish Deaths on Estero Island
21 Mar
Summary
- An unusual number of dead fish were found in Fort Myers Beach's Buccaneer Lagoon.
- Low oxygen levels in the water are believed to have killed the fish.
- Fertilizer runoff from nearby properties is suspected as the main cause.

A significant fish die-off occurred recently in Fort Myers Beach, Florida, specifically in Buccaneer Lagoon. The town confirmed an unusual number of dead fish were found, leading to an immediate investigation. Researchers determined that low oxygen levels in the water were the primary cause of death for the fish.
Officials now suspect that fertilizer runoff from surrounding properties significantly contributed to this environmental issue. Excessive nutrients from fertilizers can cause algal blooms, which in turn deplete the water's oxygen, leading to fish suffocation. While the exact number of fish affected is estimated to be around 100, crews successfully removed the deceased fish.
Fort Myers Beach has existing ordinances to control fertilizer use, including restrictions during heavy rain, flood watches, and specific seasons. Additionally, fertilizer-free zones are enforced near water bodies and impervious surfaces. Residents are encouraged to limit fertilizer application and consider planting native vegetation to mitigate future occurrences.




