A naval mine is a type of underwater explosive device designed to restrict maritime movement. These structures operate using various physical mechanisms to detect passing objects or vessels. Modern designs utilize sophisticated triggering systems, which may involve contact sensors, acoustic detection, or proximity measurement. The device's structure typically includes a casing, a primary explosive charge, and the intricate detection/detonation mechanism. When the predetermined physical trigger threshold is met, the system initiates a controlled sequence, leading to the detonation of the stored explosive payload. Due to the environmental challenges of deep water, their operation relies on robust, long-lasting power sources and corrosion-resistant materials.