FIELAX likes to announce the successful performance of a heat flow measurement in a water depth of more than 5400m. On board the RV Investigator, FIELAX has performed heat flow measurements in the Bight Basin (Offshore South Australia) for the Commonwealth Scientific and Industrial Research Organisation (CSIRO), in cooperation with Chevron. The deepest station measurment was performed in 5432m water depth, a new record for FIELAX and our equipment.