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Image 1 of 31: HBT141103-03 Vicky Wilson, Northland, on Showtym Spotlight, jumping over a picnic table & riders Amanda Wilson, Kirsty Wagstaff, Ellie Bestwick. Holding the sign: Scott Avery. Photograph: Duncan Brown
The US research ship, Marcus Langseth berthed in Napier after completing research on the Hikurangi subduction zone off Gisborne. She tows long chains of floating acoustic receivers which catch seismic reflections off the ocean floor.