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Fish Die-Off in Florida Lagoon Linked to Fertilizer Runoff

3/24/2026

27 4 Full Breakdown

Summary

Story summary

An unusual fish die-off occurred in Buccaneer Lagoon on Estero Island, Florida, likely caused by fertilizer runoff, according to town officials.
Resident Stephen Clark first noticed the issue on March 12.
Researchers linked the die-off to nutrient-rich runoff that causes low oxygen.
Town officials launched a cleanup on March 13.
They urged property owners to limit fertilizer use and said the incident was not related to red tide.

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Story summary

An unusual fish die-off occurred in Buccaneer Lagoon on Estero Island, Florida, likely caused by fertilizer runoff, according to town officials.
Resident Stephen Clark first noticed the issue on March 12.
Researchers linked the die-off to nutrient-rich runoff that causes low oxygen.
Town officials launched a cleanup on March 13.
They urged property owners to limit fertilizer use and said the incident was not related to red tide.