Site: ACE-7b (see map)

Priority: 2
Position: 9°27.327'S, 151°34.396'E
Water Depth: 2115 m
Sediment Thickness: 750 m
Approved Maximum Penetration: 750 mbsf
Seismic Coverage: EW9510-1366 (WW01 CMP 3399) and 1369a (WW4a CMP 1208)
Seismic line 1
Seismic line 4a

Objectives: The objectives of Site ACE-7b are to determine:

1.sedimentology, biostratigraphy, and vertical motion history of the northern margin, and

2. nature of the forearc basin sequence and the pre-rift history.

Drilling Program: APC, XCB, RCB.

Logging and Downhole Operations: Triple-combo Geophysics, FMS-sonic, GHMT (if on board), temperature (Adara, DVTP/WSTP).

Nature of Rock Anticipated: 640 m Pliocene-Quaternary hemipelagic sediments above 110 m Miocene forearc basin sediments (sandstone, siltstone, and mudstone).

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