K005-7475

The expedtition had a broad range of aims as follows:

a) Survey- To make a good plane of the crater layout and camp area, plot in lines of fumaroles, warm areas and depths. (Williams and Rothery)

b) Seismology- To obtain a continuous record of activity during our stay by use of a net of seismometers feeding one central graph (Ray Dibble)

c) Geology- Continue Ross Island Volcanoes as per programme of P Kyle and S Treves.

d) Photography- Make a movie of the whole operation plus slides and black and white 35mm as necessary. (US Navy photographers and R Milton)

e) Chemistry-

• (1) continue salt collections. (JR Keys) i.
• (2) Make gas collections from inner crater fumaroles (W Giggenbach, F Le Guern)

f) Lava- Sample and measure the temperature of lava (J Le Bronec)

g) Press Reports- Prepare copy for NZ Press association (M Lambert)

h) Moss and Algae collection- from around fumaroles (W Giggenbach)

i) Speleology- Mapping and determination of origin of local cave system. Also close study of tephra layers exposed in cave

j) Distant Reading Gas Measurement- Set up equipment to measure gas emission speeds and their compositions. (JC Sabroux and J Le Bronec)

Ray Dibble, Haroon Tazieff, Jo Le Bronec, Phil Kyle, Jean Christophe Sabrroux, Harry Key, Max Lambert, Kurt Stauffer, John Swindells, Bob Milton, Daniel Cavillion, Shaun Norman, Francois Leguern, Werner Giggenbach, John Williams, John Rothery, Richard Beaudet, Rob Rainsbury