This volume contains a list of papers published by WorldFish Center scientists in 2004 together with their abstracts. It is a reflection of the results of the research carried out through the Center in collaboration with our partners and with the assisstance of the international donor community. The list includes peer-reviewed and non peer-reviewed journal articles and is sorted alphabetically by the surname of the primary author. An index by primary author is included which identifies the page number of the listing and the abstract.