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On a recent afternoon, six students from the Advanced Placement environmental science class at Fernandina Beach High School gathered at nearby Egans Creek with a science teacher, Joe Waas, and threw a bucket in the water from a small bridge.
KENDRA SHAFER / FOR THE NEWS-LEADER
On a recent afternoon, six students from the Advanced Placement environmental science class at Fernandina Beach High School gathered at nearby Egans Creek with a…