The book is written with the aim of "keeping it simple" so that it is clear and easy for a range of readers to follow and understand. It aims to inform those who have little or no experience with echo sounders and also to provide new insights to more experienced echo sounder users who are seeking to broaden their knowledge and skills.

The five major parts are designed to encourage a sequential learning process with each part leading into the next. The content provides an overview of key topics and also some principles that can be applied to all colour echo sounders. It addressed basic question's including; what is an echo sounder? How does it Work? How can we use it?

With 21 colour graphics and 78 Live Screen Captures, this book will also provide many new insights to the more experienced user. The principles outlined in this book can be applied to all colour echo sounders.

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