News features and technical articles about the evolution of aquaculture, one of the world’s fastest growing industries.

Nicholas M. Wade

Intelligence

Mechanisms of shrimp coloration

Color can impact the price of shrimp, with dark red preferred in some markets. Research using colorimeters to quantify color in raw and cooked shrimp found that although shrimp raised on white or black substrates exhibited different coloration, total carotenoid 

Health & Welfare

Genetics, environment define crustacean color

Coloration in crustaceans is affected by a combination of factors: diet, environment and genetics. The genes required for coloration are not present in any other animal, but crustaceans use them to create a variety of colors and shell patterns.