Seattle-based Big Fish Games, a developer and publisher of casual games, has linked in a strategic partnership with Bay Area firm PlayFirst, the firms said this morning. According to the firms, Big Fish Games will power PlayFirst's distribution portal, including providing e-commerce and customer support. The deal allows Big Fish Games to run and manage PlayFirst.com. PlayFirst said the move would allow it to continue to develop and publish its games, and provide a better experience for its customers. Financial details of the partnership were not disclosed.