The ornamental fish sector is getting more attention as sector growth is a considerable and increased contribution towards earnings. Demand in the sector mainly depends on color and variety of fish. Carotenoids known to increase the intensity of color in fish hence carotenoids play a key role in attaining the attractive color in fish. The book on "Effect of Beta Carotene on growth and color of Angel fish Pterophyllum Scalare" is a comprehensive research work with the aim of using synthetic β carotene as color and growth enhancer. The book describes the detailed approach and the concept behind it. This book will be a perfect guide for budding and young investigators and enthusiast aquarium keepers.