The objectives of this research are to study production, socioeconomic, cost and benefitms blood cockle culture, a generic supply chain model of blood cockle, and the suggestions for improving supply chain performance of blood cockle in the future. The survey questionnaires are use to collect through farmers, middleman, and customers. The results show that most of farmers are male graduated primary level, size of family less than 5 persons, breeding is their own business and main occupation, breeding experience less than 5 years, they are not member of blood cocklems union, the income is enough and donmt want to expand the culture area. The part of production total cost 45,580 baht per rai total revenue 60,690 baht per rai. Then a interviewing with all relevant parties; nursery farms, blood cockle breeders, middleman, customer as well as public sectors is conducted in order to get a better understanding in blood cockle culturems process, information flow, between business partners/alliances in supply chain of blood cockle. A generic supply chain model of blood cockle consists of suppliers, farmers and customer. The focus group among relevant parties in supply chain of blood cockle is applied to brainstorm any possible way to increase a supply chainms efficiency. All analytical results of focus group lead to 11 suggestions for improving supply chain performance of blood cockle which are (1) promote and develop a quality of blood cockle (2) promote a cooperative among farmers (3) farmerms mind set change to the proper way of conservation and sustainable. (4) participatory management (5) intensive support from public sectors (7) public sectors have to work together with farmers (8) provide knowledge management for farmers (9) provide budget agencies/loan for farmers (10) develop techniques about farming (11) develop and create value-added products to satisfy market demand.