Land use and topographic data ...
Published by Ashantha Goonetilleke, Professor, Water/Environmental Engineering at Queensland University of Technology
Land use and topographic data alone is not going to answer your question. You will need population data, wetland inflow and outflow data as well as inflow and outflow water quality data - nutrients, e.coli at the minimum. The extent of statistical analysis that you need to undertake is going to be totally dependent on what questions you are looking to answer.