The SonTek/YSI product line includes acoustic Doppler current profilers (ADP, ADCP, PCADP), velocimeters (ADV,
MicroADV, ADVOcean), 3D current meters (Argonaut, FlowTracker, Triton-ADV), and Doppler velocity logs (DVL).
These sensors and integrated systems are made for measuring water velocity and flow in oceans, rivers, lakes,
streams, canals, harbors, estuaries, and laboratories.