E-Sonar conducts research and development for the aquaculture and offshore oil and gas industries, as well as hydrographic surveys and environmental monitoring, and developing acoustic technology. Presently, E-Sonar’s primary products include integrated trawl management (net monitoring) solutions - especially Digital Receiver, Hull Mounted Hydrophone, Towed Hydrophone, Linear Catch Sensor, Door Spread Sensors, Wing Spread Sensors, Headline Height Sensor, Multi-function Sensor (Depth, Temperature, Pitch And Roll), Grid Sensor and Bottom Contact Sensor.