Shape and behavior of aquatic organisms

This book contains information obtained from authentic and highly regarded sources. The sources of reprinted materials are indicated. A wide variety of references are listed. Reasonable efforts have been made to publish reliable data and information. The author write this book for scientific benefit of student and increase knowledge of ordinary reader about aquatic organisms for the pleasure in swimming and diving in aquatic habitats and help amateur fishermen to identification of these species and avoid exposure to harm of some dangerous and deadly species.