Probiotics as nutrient supplement in artificial feed of gold fish (Carassius auratus)

Abstract

Ornamental fish culture is an important component of aquaculture industry and is one of the most economic and profitable areas of fish farming activities. The last four decades has witnessed considerable growth and diversification in the international trade in ornamental fishes. Gold fish, Carassius auratus (Linnaeus, 1758), a member of the cyprinidae family is one of the most popular aquarium fish and are extremely valuable commercially. Goldfish are not having only attractive colour but also are hardy and easy to culture, so they make excellent aquarium species as well . as laboratory species. Moreover, their hardiness and ready availability give them scientific value for genetic and physiological research also