People watch a pod of Steller sea lions from a float at the Don D. Statter Memorial Boat Harbor in Auke Bay on Monday, Feb. 20, 2017. (Michael Penn | Juneau Empire File)

People watch a pod of Steller sea lions from a float at the Don D. Statter Memorial Boat Harbor in Auke Bay on Monday, Feb. 20, 2017. (Michael Penn | Juneau Empire File)

Opinion: Be proactive about testing your mercury levels

Even small amounts can cause serious health problems.

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