Feeding tomorrow's fish : keys for sustainability. Nutrition and health. Effect of protein level and stocking density on growth performance, feed utilization and resistance of Nile tilapia (Oreochromis niloticus) to infection against aeromonas septicemia (Aeromonas hydrophila). Commercial aquafeed manufacture and production. Research and development projects at Acuinova on fish and shrimp nutrition. Studies on digestive enzymes in fish : characterization and practical applications. Evaluation of different pressed and extruded fish meal based diets on the growth of gilthead seabream, Sparus aurata L. Feeding Dentex dentex with dry diets : growth response and diet utilization. Fishmeal replacers : review of antinutrients within oilseeds and pulses : a limiting factor for the aquafeed Green Revolution ? Fish meal and fish oil replacers in Mediterranean marine fish diets. Fishmeal replacers for tilapia : a review. Effect of dietary supplementation with soybean oil, sunflower oil or fish oil on the growth of seabass (Dicentrarchus labrax L. 1758). Effect of dietary lipid sources on the growth and fatty acid composition of gilthead seabrema (Sparus aurata). Nutritional requirements of marine fish larvae and broodstock. Relationship between dietary protein quality, feeding pattern and growth in seabass (Dicentrarchus labrax) fry. Aquafeeds and the environment. Retention and discharge of nutrients from a marine cage farm in the Canary islands.