i960 



Schedule 



Program 



19 October 

 23 October 

 13 November 

 ik November 



18 November 



7 December 



10 December 



ARGO left Darwin 

 Joined by M/V MALITA 

 MALITA detached 

 ARGO arrived Djakarta 



ARGO left Djakarta 

 Arrived Mauritius 

 Left Mauritius 



1961 



Schedule 



Geological-geophysical explora- 

 tion under Dr. R. L. Fisher, 

 Emphasis on two- ship seismic 

 refraction work between Darwin 

 and Djakarta. 



Same program, except for seismic 

 refraction. Emphasis on heat 

 flow, large- volume water- 

 sampling; topography. 



Program 



2 January 



6 January 



15 January 



17 January 



22 January 



Arrived Fremantle 

 Left Fremantle 

 Arrived Hobart 

 Left Hobart 

 Arrived Wellington 



Same 



The following observations were made between Darwin and Wellington: 



Underway Observations ; 



Precision depth recordings 

 Gravimeter recordings 

 Towed proton precession 



magnetometer recordings 

 Insect collection, nets on 



superstructure 

 Bathythermograms 

 Surface water samples 



(for radio- caesium) 



Station Operations 



Seismic refraction stations 



Gravity cores 



Piston cores 



Heat flow measurements by 



temperature probe 

 Hydrographic casts to bottom 

 Special 2- liter water samples 

 Midwater trawl hauls 

 One-meter standard plankton tows 

 17 cm vertical microplankton hauls 



17,000 miles 

 15,500 miles 



16,600 miles 



13,800 miles 

 618 



29 



16 



k8 



6 



33 

 18 

 13 stations 



13 

 18 



h9 



13 



