Synopsis The present book entitled "Fisheries and Fish Toxicology" comprises 20 articles pertaining to this discipline.  This book is basically a proceeding of the "16th All India Congress of Zoology" held from 21st-23rd October 2005 at Dr. Babasaheb Ambedkar Marathwada University, Aurangabad (M.S.).  We are grateful to all the contributors who responded promptly by making their articles available which had catalytic impact upon us, to complete the task to publishing this book the articles have been written by well known experts and researchers in their respective field.  This book will be very useful for the students, teachers and researchers in this field and it can also be used as a standard reference book.