UNDERSEE is a Portuguese technology company that developed a plug-and-play integrated solution to monitor and collect aquaculture data, that is scalable and easy to use (hardware sensor and cloud-based dashboard), coupled with numerical models and IoT tools. Undersee technology is applicable to a variety of underwater uses, namely boats, bridges and buoys, being aquaculture the main target. Undersee plug-and-play sensors provide real-time data to a cloud system, allowing real-time assessment of critical variables (such as pH, pollutants, temperature, oxygen or salinity levels) and automated alarms in case of anomaly.