PCBs in fish remain steady while other toxics decline

English Sole (Parophrys vetulus) in Puget Sound. Photo: biodiversityguy https://biodiversityguy.smugmug.com/Underwater/Reference-List-Photos-of/i-3GgD5hB/A

English Sole (Parophrys vetulus) in Puget Sound. Photo: biodiversityguy https://biodiversityguy.smugmug.com/Underwater/Reference-List-Photos-of/i-3GgD5hB/A

A new study shows a surprising decline in some toxic chemicals in Puget Sound fish, while levels of PCBs increased in some cases. Scientists say the study shows that banning toxic chemicals can work, but old contaminants remain a challenge as they continue to wash into Puget Sound.

Read our story in Salish Sea Currents. 

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