Development of an aquaculture industry in Queensland based on the redclaw crayfish, Cherax quadricarinatus, has progressed with limited success since the late 1980’s. Current annual production is in the order of 60 to 80 tonnes. A primary constraint to consistent and commercially acceptable production rates and therefore to further industry development, has been a lack of information on suitable nutrition and appropriate feeding practices for this species. While it is clear from previous studies (Jones, 1990) that redclaw is generally omnivorous, selection and delivery