Active Sonar: Provides high-resolution images and accurate ranging capabilities, but may reveal the user's position due to the emission of sound waves.Passive Sonar: Detects underwater targets without emitting sound waves, making it ideal for covert operations.Vessel Mounted: Installed on ships and submarines for long-range surveillance and navigation.Hand-Held and Pole Mounted: Portable and lightweight, enabling shallow water operations.Towed: Dragged behind boats or submarines for deeper water exploration.UUV: Integrated with underwater vehicles for autonomous operation and data collection.