Min, Brian2012-03-302012-03-302011-03http://hdl.handle.net/1773/19685Senior thesis written for Oceanography 444Manganese (Mn) in hydrothermal vent plumes is an indicator of the vent characteristics that spawned the plume. Mn concentrations in Pele's Pit in Hawaii and the Cleft segment in the Juan de Fuca Ridge were compared. Mn was lower in Pele's Pit, an indication of weaker seismic activity.en-USHydrothermal vents--Loihi seamount--ObservationsChemical oceanography--Loihi seamountOther