10.6084/m9.figshare.11379375.v1 G. Bagley G. Bagley I. Saxby I. Saxby J. McGarrity J. McGarrity C. Pearse C. Pearse C. Slater C. Slater Movie 2 showing amplitude/impedance changes Geological Society of London 2019 presence repeatability areas whilst movie 2 2000 4 D datasets amplitude production effects other Geology 2019-12-17 12:46:35 Media https://geolsoc.figshare.com/articles/media/Movie_2_showing_amplitude_impedance_changes/11379375 This movie shows alternating data from the 1993, 1999 and 2000 4D datasets, clearly showing amplitude/impedance changes in some areas whilst not in others - suggesting a good degree of repeatability and the presence of genuine production effects.