This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
conductivity temperature depth salinity forchhammers principle measurements density seawater ocean currents CTD conductivity temperature and depth device. The primary function of this tool is to detect how the conductivity and temperature of the water column changes relative to depth. Conductivity is measure of how well solution