hallow all does anybody knows a reference on the diel behavior and activity of the above fish or a similar butterflyfish ? thanks in advance Roi Holzman roi at pob.huji.ac.il InterUniversity Institute For Marine Science of Eilat P.O. box 469, Eilat, 88103, Israel. Phone: 972-8-6360129/143 Fax: 972-8-6374329