Abstract: Provided herein are hybrid optical/acoustic wireless communications platforms for aquatic environments, the platforms comprising: an optical communications system configured to send and receive optical communications signals along a bed of the aquatic environment; an optical/acoustic communications signal converter; and an acoustic communications system configured to send and receive acoustic communications signals between the bed of the aquatic environment and a surface of the aquatic environment.

Abstract: Provided herein is a continuously unmanned multi-phenomenon sensor system and a continuously unmanned multi-phenomenon sensor platform comprising a plurality of continuously unmanned multi-phenomenon sensor systems for maritime monitoring, that is capable of surveying and monitoring rivers, ports, bays, coastal regions, and the high seas to conduct search operations, monitor for dangerous cargoes, prevent drug and migrant smuggling, enforce fisheries laws, monitor environmental conditions and living marine resources, inspect marine infrastructures, provide navigational aids, and to investigate marine accidents.

Abstract: Provided herein are hybrid optical/acoustic wireless communications platforms for aquatic environments, the platforms comprising: an optical communications system configured to send and receive optical communications signals along a bed of the aquatic environment; an optical/acoustic communications signal converter; and an acoustic communications system configured to send and receive acoustic communications signals between the bed of the aquatic environment and a surface of the aquatic environment.

Abstract: Described herein is an unmanned water vehicle comprising two or more hulls, a retractable sensor apparatus, a wireless communications device, a steerable drive apparatus, a mobility and control module providing operation of the unmanned water vehicle, and a power system comprising: one or more solar panels and an energy storage device, wherein the unmanned water vehicle is capable of continuous operation for a period of at least 3 months.

Abstract: Described herein are unmanned water vehicles, platforms, and media for stealthy, low-power, and long range electronic warfare and signals intelligence. The unmanned water vehicles, platforms, and media herein are capable of capturing communication between ships, land and air and ground stations across multiple spectra, and transmitting real-time disambiguated transmission recordings and source positions.

Abstract: Provided herein is a continuously unmanned multi-phenomenon sensor system and a continuously unmanned multi-phenomenon sensor platform comprising a plurality of continuously unmanned multi-phenomenon sensor systems for maritime monitoring, that is capable of surveying and monitoring rivers, ports, bays, coastal regions, and the high seas to conduct search operations, monitor for dangerous cargoes, prevent drug and migrant smuggling, enforce fisheries laws, monitor environmental conditions and living marine resources, inspect marine infrastructures, provide navigational aids, and to investigate marine accidents.

Abstract: The methods and devices described herein provide a sensor array positioning system that may allow a user to program a series of sensor array locations, depths and orientations into a control center, which therein commands two or more unmanned surface or submarine vehicles which positions one or more sensor arrays. The devices consist of at least two unmanned vehicles, two or more tow cables, a flexible sensor array comprising one or more sensors, and one or more buoyancy engines. The unmanned vehicles may consist of a master vehicle and one or more slave vehicles, wherein the master vehicle commands the one or more slave vehicles.

Abstract: The methods and devices described herein provide a sensor array positioning system that may allow a user to program a series of sensor array locations, depths and orientations into a control center, which therein commands two or more unmanned surface or submarine vehicles which positions one or more sensor arrays. The devices consist of at least two unmanned vehicles, two or more tow cables, a flexible sensor array comprising one or more sensors, and one or more buoyancy engines. The unmanned vehicles may consist of a master vehicle and one or more slave vehicles, wherein the master vehicle commands the one or more slave vehicles.

Abstract: The methods and devices described herein provide a sensor array positioning system that may allow a user to program a series of sensor array locations, depths and orientations into a control center, which therein commands an unmanned surface or submarine vehicle which positions a sensor array. The devices comprise of an unmanned vehicle using less than about 20 Watts of power, a tow cables, a flexible sensor array comprising one or more sensors, one or more floats and one or more weights.