A total of 89 farms were surveyed , most of these(97%) operated one farm site while others operated 2-4 farm sites, and consequently some data are provided for 98 farm sites. The farm size and the water surface area ranged from 0.2 to 30 ha and 0.12 to 20 ha respectively no significant differences (p>0.05) were found in any of the above parameters between provinces and between districts.