This report presents the main results of a fifteen days trip in Australia by 3 scientists of CIRAD invoIved in water management research, in order to consolidate the CIRAD and PCSI (the Collaborative Programme on irrigation - water management CIRAD-Cemagref-Ird) with Australian partners and to develop collaborative projects abroad. The visit was supported by the French Embassy in Canberra. During year 2001, several initiatives will be launched according to existing relationships or contacts. The present report is proposing several opportunities of collaboration concerning Water Management, based on the discussions the CIRAD experts have had with their Australian colleagues.