Dive Highligts J912 Axial International District https://s3.us-west-2.amazonaws.com/media.ooica.net/wp-content/uploads/2019/01/10223111/placeholder20190110023111.m4v Loading the player... During Jason dive J912, the mass spectrometer in the International District Hydrothermal Field was recovered. Credit: UW/NSF-OOI/WHOI; V16.