The Lake Parishan area has been subject to several different studies including geology and geophysics, climatology, water and land resources, fauna and flora, human population and rural economy etc. Also several dissertations deal with the ecological attributes of the lake which all together provide good information on the lake. The earliest report on Lake Parishan is the material included in “A directory of wetlands in the Middle East, 1995”, compiled and edited by D. A. Scott. This report outlines the general ecology of the Iranian wetlands including Lake Parishan and summarizes the information on water birds of this wetland. Shilat Research and Training Institute of Bushehr Province conducted the first comprehensive studies of the wetland to evaluate and promote fishery capacities of the Lake. The study conducted in 1995-96 covered different areas of physical and ecological attributes of the lake including geology, climate, soil, hydrology and groundwater, flora, fauna, limnology, and fish harvesting activities..