Which kind of arowana sticks are you looking into? I know there are two brands that most people use; Hikari and Azoo. Hikari will usually run you about $40 for a 2.2lbs bag. Azoo will run you about $18 for a 1.5lbs container (http://www.drsfostersmith.com/product/prod_display.cfm?pcatid=4283).