Peer Reviewed Journal Articles Nonlinear Dynamic Model-Based State Estimators for Underwater Navigation of Remotely Operated Vehicles. Sustained volcanically-hosted venting at ultraslow ridges: Piccard Hydrothermal Field, Mid-Cayman Rise Dynamics and Navigation of Autonomous Underwater Vehicles for Submarine Gravity Surveying Trophic regions of a hydrothermal plume dispersing away from an ultramafic-hosted vent-system: Von Damm vent-site, Mid-Cayman Rise 3-D focused inversion of magnetic data with application to the submarine Brothers volcano hydrothermal system (Southern Pacific Ocean, New Zealand) Tracking Hydrocarbon Plume Transport and Biodegradation at Deepwater Horizon Diverse styles of submarine venting on the ultra-slow spreading Mid-Cayman Rise The Nereus Hybrid Underwater Robotic Vehicle Deep Ocean Surveying with Autonomous Underwater Vehicles Navigational infrastructure at the East Pacific Rise 9 50'N area following the 2005-06 eruption: seafloor benchmarks and high-resolution multibeam surveys In-situ alignment calibration of attitude and Doppler sensors for precision underwater vehicle navigation: Theory and experiment Adaptive identification on the group of rigid body rotations and its application to precision underwater vehicle navigation Sub-meter bathymetric mapping of the East Pacific Rise crest at 9 50'N linking volcanic and hydrothermal processes Preliminary field experience with the DVLNAV integrated navigation system for oceanographic submersibles. Control Engineering Practice