DOES A SALMON S FOOD TURN IT PINK?

Auckland Star, Volume LXIX, Issue 286, 3 December 1938, Page 3 (Supplement)

DOES A SALMON S FOOD TURN IT PINK?

For a long time scientists have been puzzled its to why salmon is pink. It is now thought that the colour comes from the food which tlie fish eat. All the salmon tribe are particularly fond of shellfish, and it is generally well known that trout feed eagerly on fresh-water shrimps. The colour of lobsters, prawns and shrimps when they are alive is not at all the familiar pink or red shade. Their natural colours vary considerably— shrimps, for instance, are generally the colour of sand when alive. It is onlv when lobsters, prawns or shrimps are cooked + hat the llesh turns pink. S'nilarlv the process of digestion turns shellfish pink. A shrimp found i" the body of a salmon will have turned red by the gastric juices almost as if it had been cooked. Although we have no definite it is reasonable to suppose that the P' colour of the flesh of outcome of a liberal diet of