Mebrahtu Ateweberhan, Joanna Hudson, Antoine Rougier, Alasdair Harris, Narriman Jiddawi and Flower E. Msuya Community based aquaculture in the Western Indian Ocean: Challenges faced and lessons learned 9 -11 December 2013, Zanzibar, Tanzania. Workshop report Omnibus Business Centre, 39-41 North Road, London N7 9DP research@blueventures.org Tel: +44 (0)20 7697 8598 Fax: +44 (0)800 066 4032