The atmospheric flux of methane from a North Sea gas field includes a non-seep surface water methane source

John Pohlman1, Carolyn D Ruppel2, Michael Casso3, Tim Weiss4 and Jens Greinert4, (1)USGS Coastal and Marine Science Center Woods Hole, Woods Hole, MA, United States, (2)US Geological Survey, Woods Hole Coastal and Marine Science Center, Woods Hole, MA, United States, (3)U.S. Geological Survey, Woods Hole Coastal and Marine Science Center, Woods Hole, MA, United States, (4)GEOMAR Helmholtz Centre for Ocean Research Kiel, Marine Geosystems - DeepSea Monitoring, Kiel, Germany