LEG 177 SITE SUMMARIES

Site: SubSAT-3B

Priority: 2
Position: 46°24.7´S, 7°4.79´E
Water Depth: 2008 m
Sediment Thickness: 1600 m
Approved Maximum Penetration: 200 m
Seismic Coverage: TN057/SubSAT3, shotpoint TN1200


Objectives: Recover a Pliocene-Pleistocene section to study
1. past migrations in the position of the PFZ; 2. changes in mixing ratios of upper NADW and CPDW; and
3. stability of the Antarctic cryosphere during "warmer-than-present" climate during the Pliocene.

Drilling Program: Triple APC to 200 m


Logging and Downhole: None


Nature of Rock Anticipated: Alternating calcareous and siliceous ooze




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