The Antarctic Offshore Stratigraphy Project (ANTOSTRAT) was conceived in 1989 under the auspices of the Scientific Committee on Antarctic Research (SCAR) to promote collaborative studies on Cenozoic Antarctic glacial history derived from offshore geologic and geophysical information. The initial thrust was the compilation of existing seismic and coring data in five principal working areas around Antarctica, with each considered to record the history of different parts of the Antarctic ice sheet, e.g. Antarctic Peninsula, Prydz Bay, Ross Sea, Weddell Sea, Wilkes Land. Studies based on these compilations were reported at Symposia in Monterey, California, USA (Asilomar) in 1990 and in Siena, Italy (Certosa di Pontignano) in 1994. Thereafter, the project objectives changed to emphasise...