id author title date pages extension mime words sentence flesch summary cache txt k6439z92c6c Angela Bobeldyk Spread and impacts of freshwater invasive invertebrates in North America 2009 .txt text/plain 348 13 33 I have examined the extent to which streams serve as pathways for the dispersal of invasive species, over both temporal and spatial scales. High densities of invasive species can also accelerate nutrient cycling, as in the case with the Chinese mystery snail. cache/k6439z92c6c.txt txt/k6439z92c6c.txt