Historical invasions of the intertidal zone of Atlantic North America associated with distinctive patterns of trade and emigration.

@article{Brawley2009HistoricalIO,
  title={Historical invasions of the intertidal zone of Atlantic North America associated with distinctive patterns of trade and emigration.},
  author={Susan H Brawley and James A. Coyer and April M. H. Blakeslee and Galice Hoarau and Ladd E. Johnson and James E Byers and Wytze T. Stam and Jeanine L. Olsen},
  journal={Proceedings of the National Academy of Sciences of the United States of America},
  year={2009},
  volume={106 20},
  pages={8239-44}
}
Early invasions of the North American shore occurred mainly via deposition of ballast rock, which effectively transported pieces of the intertidal zone across the Atlantic. From 1773-1861, >880 European ships entered Pictou Harbor, Nova Scotia, as a result of emigration and trade from Europe. The rockweed Fucus serratus (1868) and the snail Littorina littorea ( approximately 1840) were found in Pictou during this same period. With shipping records (a proxy for propagule pressure) to guide… CONTINUE READING
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