ملخص الدراسة:

A field survey had been done for 41 fish farms in the districts of Maysan governorate during 2008.The Results showed that the highest number of fish farms was at the centre of the city of Amarah and Alkahala(24.4%). The highest number of fish farms (16) was established during 2007.The total area of the fish farms is 1262.5donam (donam= 1/4 hectare). The largest water area was found in Almejar (853 donam= 67.5%) and the lowest area in Almaemona (13 donam= 2.44%.). The number of farms with area less than 10 donam were 26 farms (63.4%). The highest number recorded in Almaemona district (30.8%), while the farms less than 50 donam were 13 farms (31.7%). Only one farm more than 100 donam was found in the district of Almejar. The highest proportion of dyke pond farms was in the district of Almejar (16.66%). Three methods were used to fill the ponds were diesel pumps, electricity and runoff, with a proportion of 57.4%, 33.33%, 9.25% respectively. The pliers for the fingerlings were either the hatchery of Marine Sciences Centre(25%), Al Suwayrah Hatchery(51%), farmer ponds or the environment. Highest number of farmed fish was 1181100 fish of C.carpio (84.5% of the total number). The highest proportion of the Common carp cultured in AlMaemona(100%). The farming methods varied between mono and polyculture . In Qal'at Salih only monoculture was found. While the rest of the districts adopted on both types of fish farming in different proportions. The average stocking rate was 1168 fish/donam. The number of workers in fish farms in all the districts of Missan governorate were 70 workers. The higher proportion of them in the centre of the city Amarah was 19. The worker education level was varied between illiterate (22.8%), primary(52.8%), intermediate(17.4%) and secondary (4.3%), With variable levels of experience of farm management. little (+) and medium ( ++). Fish farms which used animal fertilizers were 39%, while those used chemical and animal fertilizers were 20%. About 41% of farms didn’t use any fertilizers.