This video reveals how the introduction of non-native organisms—fish, shellfish, and even aquarium plants—has affected native organisms in and around our waterways.
![Salmon going upstream](/sites/default/files/styles/related_content_block/public/images/topics/sal0144.jpg?h=d9074cd8&itok=lyWxLHp5)
This video reveals how the introduction of non-native organisms—fish, shellfish, and even aquarium plants—has affected native organisms in and around our waterways.
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