Rights: Greinert, J., et al., Methane seepage along the Hikurangi Margin, New Zealand: Overview of studies in 2006 and 2007 and new evidence from visual, bathym..., Marine Geology (2010), doi:10.1016/j.margeo.2010.01.017 Published 1 October 2012 Size: 200 KB

Map showing the location of the Hikurangi Margin. Ancient cold-seep sites onshore are shown along with the location of offshore cold-seep carbonate deposits.