A recent surveillance exercise in the North Atlantic using Stealth Buoys, the SLOCUM glider and the Sea Fox UAV has provided Canadian maritime forces with food for thought regarding maritime surveillance. AccessionNo.1217. Scott, R. 'Updating ANZAC's to meet changed strategic posture.' Jane's Navy International, vol. 111, issue 1, January/February 2006, pp. 26-31. "The Royal Australian Navy's ANZAC frigates are refitting from a raft of combat system capability enhancements. These include the introduction of a new lightweight torpedo. The ADF's existing inventory of Mark 46 Mod 5 weapons is to be relaced by the Eurotorp MU 90 Impact torpedo."