Echoview - Sound Knowledge Echoview® is the world’s premier software package for hydroacoustic data processing, delivering powerful and flexible capabilities for water-column and bottom echosounder and sonar data processing. With its broad scope and our continued commitment to delivering cutting-edge capabilities, Echoview has been widely adopted as the global industry standard by fisheries scientists, aquatic ecologists and environmental managers who need to monitor, understand and manage marine and freshwater environments.