Ebner, S.Gulfwatch2010-02-152010-02-151993http://hdl.handle.net/1969.3/24090p. 2Marine resource specialist compares the types and numbers of creatures in a natural marsh to those in a man-made marsh.publicity materialmarsheswetlandspopulation densitybiomasssedimentssurveysMississippi marine resource specialist searches for differences between man-made and natural marshes.Article