Spotlight on Fast Oceanographic Automated Measurement system February 11, 2021, by Eldin Ganic Sequoia Scientific, Ocean Instruments and Sequoia’s Dutch distributor, Geometius, have delivered a Fast Oceanographic Automated Measurement (FOAM) system for dredge monitoring. The FOAM system is composed of a pump and winch with a fluid rotary joint, 100 m hybrid cable with hose and conductors, a tow sled with an RBR CTD and a Sequoia LISST-ABS, and a topside mounted Sequoia LISST-200X running in flow-through mode. The sled is towed through the dredge plume, while water is continuously pumped through the hybrid cable and winch to the topside LISST-200X.