Background
The ATSB is leading the search for missing Malaysia Airlines flight 370 in the southern Indian Ocean. Geoscience Australia is providing advice, expertise and support to the ATSB. With the bathymetric survey completed, the underwater search commenced in October 2014.
Summary
The underwater search is being carried out utilising vessels equipped with a towfish – an underwater vehicle which carries various instruments used to survey the seafloor. The key instruments are side scan sonar and the multi-beam echo sounders which survey the nadir (the gap in side scan sonar coverage under…