JBL Pronovo Crabs Wafer MAquarium main food wafers for crabs, crayfish and coral shrimps from 1 20 cm Complete diet with fish meat and shrimp meat for beautiful colours and healthy growth in crabs & crayfish High quality, natural carotene (astaxanthin) from spirulina algae ensures beautiful colour formation in e. g. Cherax and Procambarus species Ideally balanced ratio of animal and vegetable proteins for healthy growth and trouble free moulting Prebiotic & sinking crab &