1/6 Palma, March 2012 ODV practical: water masses and C ANT distribution In the Indian Ocean OCEAN DATA VIEW

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Presentation transcript:

1/6 Palma, March 2012 ODV practical: water masses and C ANT distribution In the Indian Ocean OCEAN DATA VIEW

2/6 OCEAN DATA VIEW

3/6 C ANT ALONG CD139 CRUISE (2002) 32ºS INDIAN OCEAN ã On board R/V Charles Darwin, CD139 cruise, 1/3 – 15/4/2002, from Durban to Freemantle ã P.I.: Harry Bryden (National Oceanographic Centre, Southampton, UK) ã Physics: temperature, salinity, ADCP, LADCP ã Chemistry: oxygen, salinity, nutrients, CO 2 (pH & TA, TIC), CFCs (11, 12, 113), CCl 4.

4/6 C ANT ALONG CD139 CRUISE (2002) 32ºS INDIAN OCEAN Salinity (psu) AfricaAustralia NADW AAIW SAMW CDW AABW AAIW SAMW NADW AAIW SAMW AABW NADW AAIW SAMW

5/6 C ANT ALONG CD139 CRUISE (2002) 32ºS INDIAN OCEAN Neutral density layers & salinity Africa Australia Bottom AAIW SAMW Deep Surface

6/6 C ANT ALONG CD139 CRUISE (2002) 32ºS INDIAN OCEAN Tasks: - Map (F8): general Map, extras - gazetter - Station (F9): plot diffrent stations, east, west & central basin - scatter F10: load TS curve configuration (right click-load view TS_curve), Change scale of axis, symbol plot for 3 contrasting stations - Section F11: Identify water masses: load view Seccion_1 SAMW, AAIW, CDW, NADW, AABW/WSDW - scatter: Tpot & Salinity characteristics, Depth?, CANT??, - scatter: Plot different CANT vs. Depth - scatter: Plot pCFC12 vs. CANT for upper and deep waters - section: create plots for several CANTs - over the map: selection criteria, select data west of 60ºE - scatter: plot CANT-SAB99 vs. All the other CANT - scatter: NO3 vs. PO4, NO3 vs. Oxygen, do they follow redfield?? Over the data click F4 (statistics)