Autonomous water-and-coastal monitoring platform using solar-powered smart buoys with water-quality sensors (oil-in-water, pH, oxygen, conductivity, chlorine, phosphorus, nitrogen) and AI RGB/thermal cameras for real-time detection of pollution, sewage, foam, oil and vessel movement, streaming LTE data to cloud for automated image analysis. Includes autonomous surface drones for bathymetry and infrastructure inspection and integrates sensors, cameras, GIS, AIS and satellite data to deliver continuous situational awareness for environmental protection, port surveillance, hydrotechnical projects and critical infrastructure.