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Who are they?
How did they get here?
What have they done?
What are they doing now?
California may be next!
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The History and Effects of Exotic Species in San Francisco Bay
San Francisco Bay Project, Water Resources Division
J. Thompson, F. Parchaso, A. Alpine, J. Cloern, B. Cole, O. Mace, J. Edmunds, J. Baylosis, S. Luoma, F. Nichols

Who are they?
Striped BassAn Exotic Species is a reproducing population of an organism which is established in a new region.
How are exotic species introduced?
By accident, in ships ballast, on hulls of ships, and intentionally as prey, predators, or as a food resource.

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