Application: Measure stream discharge, velocity, and bathymetry for flood modelling, Document channel formation and scour near infrastructure, Study hydraulic processes in estuaries and wetlands, Provide high-resolution data for model validation and risk assessment. Spectations Speed: 0.1 – 6 m/s Endurance: 40 km @ 1.5 m/s Accuracy: (V) Single: 1.5 m (H), 2.5 m (V) SBES: 200 kHz Accuracy ±0.01 m + 0.1% of water depth  Depth range: 0.15 – 300 m