10.6084/m9.figshare.11379378.v1 G. Bagley G. Bagley I. Saxby I. Saxby J. McGarrity J. McGarrity C. Pearse C. Pearse C. Slater C. Slater Movie 3 showing an animation through a 3D impedance difference volume Geological Society of London 2019 1993 datasets bore 3 D impedance difference volume non-producing areas location subtraction movie 3 animation background noise production effects Geology 2019-12-17 12:46:36 Media https://geolsoc.figshare.com/articles/media/Movie_3_showing_an_animation_through_a_3D_impedance_difference_volume/11379378 This movie shows an animation through a 3D impedance difference volume, created by subtraction of the 1999 and 1993 datasets. The level of background noise in non-producing areas can be seen, but genuine production effects are clearly observed and appear to correlate well with the location of producing well bores.