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Summary for Field Activity Number 1988-007-FA

Alternate Leg ID: POWL 88-1

Area of Operations: Wilkinson-Murray Basin, Gulf of Maine, United States, North America, North Atlantic

Dates: June 30, 1988 to July 06, 1988

Objectives: Determine the Quaternary stratigraphy, and map and assess the mineral content of fine-grained sediment deposits in Wilkinson-Murray Basin. Conduct seismic and bathymetric surveys, and collect piston cores and grab samples.

Type of Activity: Sampling
Seismic profiling

Information to be derived: Grain size analysis

Summary: 3.5 kHz: 180 km; Huntec sub-bottom: 526 km; Gravity cores: 17; Piston cores: 17; Van Veen grabs: 2.

USGS Project Number: EEZ

Contact: Page Valentine (

InfoBank: uses the identifier P-1-88-GK. Visit this site for more information.

Click to get Google Software - Download 88007.kml to view this field activity in Google Earth

Map for Area of Operations :

Map of field activity boundary.

Platform Info:
photo of POWELL, JW

The following materials for this field activity are available in the Information Archives:

Paper seismic/sidescan bottom profiles:

Inventory #LinesFolderStart TimeEnd TimeProfile TypeRemarks
043922-6 00120:29 06/30/198808:10 07/02/1988 SBP-
0439310-16 00219:12 07/02/198810:38 07/03/1988 SBP-
0439417-21 00320:21 07/03/198809:24 07/04/1988 SBP-
0439527-32,42-47 00420:13 07/04/198806:26 07/06/1988 SBP-
04396PRE-1,1 00120:05 06/30/198817:28 07/01/1988 3.5K-
043977-9,1-2PC,1-2G 00208:25 07/02/198816:55 07/02/1988 3.5K-
043983-7PC 00310:56 07/03/198819:21 07/03/1988 3.5K-
0439922-26,8-11PC 00409:44 07/04/198817:04 07/04/1988 3.5K-
0440037-41,12-17PC 00510:24 07/05/198818:14 07/05/1988 3.5K-
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