2020-08-072020-08-072014Paper present at the 4th Scientific Conference in Aquaculture Between Science and Application, organized by (CLAR) from 11-12 March 2014https://hdl.handle.net/20.500.12348/4290The current study is designed to provide more information on one of the main inputs for the Egyptian aquaculture value chains, i.e., the supply of fish seed. The study focused on the four selected governorates, namely Behera, Fayoum, Kafr el Sheikh and Sharkia which together account for 74% of pond aquaculture production in Egypt in 2010.tilapia culturevalue chainsConference Paper