摘要:The study was designed to assess the socio-economic development of introducing crab fattening at Paikgachaupazila under Khulna district in Bangladesh. This study was conducted from the month of February to October, 2013. The key purpose of the study was to find out the changes of socio-economic status of poor people by crab fattening at Paikgachaupazila. Sample size was selected by ‘simple random method’ and data were collected by direct one to one interview and crosscheck interview with key informants. Data analysis revealed that most of the crab fatteners were Hindu (73.7%), but a few were Muslim (26.3%).About 60% respondents were involved in shrimp farming as their secondary occupation. Monthly income of the crab fatteners has increased 38.6% crab fatteners earned in a range of 8000-10000 BDT. The savings percentage of people was increasing day by day because they were conscious about their future. It is concluded that proper steps should be launched by Govt. and NGOs both to enhance the production and to keep or increase the uprising graph of improvement of social and economical condition. Keywords mud crab, Khulna, Socio-economic status, crab fattening.