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Aurora Australis AU1602 (GSc03)

Cruise summary report

Cruise Info. 
Ship name (ship code)Aurora Australis (09AR)
Cruise identifierAU1602 (GSc03)
Cruise period2016-12-08 — 2017-01-21
StatusCompleted
Port of departureHobart, Australia
Port of returnHobart, Australia
PurposeResearch
ObjectivesOceanographic measurements were collected aboard Aurora Australis cruise au1602, voyage 2 2016/2017, from 8th December 2016 to 21st January 2017. The cruise commenced with a Casey resupply, followed by work around the Dalton Polynya/Moscow University Iceshelf, then the Mertz Glacier region, and then around the Ninnis Polynya. 14 stations at the southern end of the SR3 transect were also completed. Ice conditions prevented access to the front of the Totten Glacier. 73 CTD vertical profile stations were taken on the cruise, most to within 12 metres of the bottom. Over 800 Niskin bottle water samples were collected for the measurement of salinity, dissolved oxygen, nutrients (phosphate, nitrate+nitrite, silicate, ammonia and nitrite), dissolved inorganic carbon (i.e. TCO2), alkalinity, Th-234, POC, Chla, PAM, HPLC, Nd, Po-210/Pb-210, bacteria, O-18, caesium, and Teflon pollutants, using a 24 bottle rosette sampler. Full depth current profiles were collected by an LADCP attached to the CTD package. Upper water column current profile data were collected by a ship mounted ADCP. Meteorological and water property data were collected by the array of ship's underway sensors. 8 Argo floats were also deployed on the transit from Hobart to Casey.
Chief scientistMark A Rosenberg (University of Tasmania, Institute for Marine and Antarctic Studies)
Cruise reportAurora Australis AU1602 (GSc03) cruise report auroraaustralis_au1602.pdf (2.61 MB) 
Ocean/sea areas 
GeneralSouthern Ocean
SpecificDalton Polynya/Moscow University Iceshelf, Mertz Glacier, Ninnis Polynya.
Data held at BODC 
Discrete samples 
37  CTD frame plus rosette sampler