**OVERVIEW:** The Remus 300 UUV is a lightweight, autonomous underwater vehicle (AUV) operated by the Royal New Zealand Navy (RNZN) since 2022. It serves as a versatile platform for a range of underwater survey, reconnaissance, and inspection tasks in both littoral and deeper water environments. The Remus 300 is designed for ease of deployment and recovery from small vessels, including Rigid Hull Inflatable Boats (RHIBs), contributing to its tactical flexibility.

**DETAILS:**
The Remus 300 UUV builds upon the lineage of earlier Remus (Remote Environmental Measuring Units) AUVs, benefiting from lessons learned in operational deployments worldwide. Its design prioritizes modularity, allowing for relatively quick reconfiguration and upgrades as sensor technology advances. This modularity extends to battery configurations, enabling mission endurance to be tailored to specific task requirements. The hydrodynamic hull form of the Remus 300 is optimized for efficient low-speed operation, minimizing noise and maximizing battery life. The compact size and weight of the system were key design considerations to facilitate ease of transport, launch, and recovery by small teams without requiring specialized deck handling equipment. This enhances its deployability from vessels of opportunity and forward operating locations. The adoption of open architecture software facilitates integration of new sensor payloads and autonomy algorithms.

The primary roles of the Remus 300 UUV within the RNZN likely center on mine countermeasures (MCM) support, hydrographic survey, and intelligence, surveillance, and reconnaissance (ISR). While lacking direct offensive capabilities, its ability to conduct covert seabed mapping and object identification proves invaluable for ensuring safe navigation and situational awareness. It can also be used for environmental monitoring and seabed habitat mapping, contributing to scientific research and resource management. The low acoustic signature of the Remus 300 enhances its suitability for covert operations, minimizing the risk of detection by adversaries. Its autonomous operation reduces the strain on naval personnel, allowing for the simultaneous execution of multiple tasks.

The Remus 300 UUV’s capabilities are directly enhanced by its sensor suite. The generic Low Light Television (LLTV) camera provides real-time visual imagery of the seafloor, enabling detailed inspection of underwater structures and identification of objects of interest. The LLTV is particularly useful in turbid or low-visibility water conditions where conventional optical cameras may be ineffective. Although the provided data only lists the LLTV, similar systems are typically equipped with side-scan sonar (SSS) for wide-area seabed mapping, multibeam echosounders (MBES) for high-resolution bathymetry, and conductivity, temperature, and depth (CTD) sensors for environmental profiling. It is likely that the RNZN's Remus 300s have some or all of these sensors, though specific sensor types are not detailed here.

**SPECIFICATION:** Length: 2.51 m || Beam: 0.19 m || Draft: 0.19 m || Disp: 0 t

**SENSORS:** Generic LLTV

**ARMAMENT:** None