1978-004-FA (CMHRP activity #612)

Field Activity 1978-004-FA

Identifier

1978-004-FA

Alternate names

OC 39, Leg II

Purpose

Collect high-resolution seismic reflection data on the northern Virgin Islands shelf to provide information for use in the sand resource investigation of the area.

Location

St. Thomas, U.S. Virgin Islands Insular Shelf and Passage, Caribbean Sea, United States, North America, North Atlantic;

Summary

Minisparker: 600 km; 2.5 kHz: 400 km; Magnetic data: 600 km.

Comments

Original Center People field contained: Charles (Chuck) W. Holmes - Chief Scientist; John Aaron, Elizabeth (Betsy) Coward, Donna Darlington, Alan Goodman, Kurt Grove, Frank Jennings, Jack Kindinger, Peter Popenoe, John Schlee, Richard Sylwester.

Related activities

1978-002-FA: Cruise legs

Platform

Oceanus

Length 177 feet; beam 33 feet; draft 17.5 feet.

Itinerary

Start	Savannah, GA	1978-02-07
End	San Juan, Puerto Rico	1978-02-15
Days in the field	9

Bounds

West	-65.1
East	-64.8
North	18.35
South	18.25

Personnel

Organization

USGS, Woods Hole Coastal and Marine Science Center(WHCMSC)

384 Woods Hole Road

Quissett Campus

Woods Hole, MA02543-1598

(508) 548-8700

Principal investigators

Charles W. Holmes

Crew members

John M. Aaron	Scientist, Staff
Frank Jennings	Scientist, Staff
Coward, Elizabeth	Scientist, Staff
Alan Goodman	Scientist, Staff
Richard Sylwester	Scientist, Staff
Charles W. Holmes	Scientist, Staff
Kurt Grove	Scientist, Staff
John Schlee	Scientist, Staff
Peter Popenoe	Scientist, Staff

Affiliate staff

Donna Darlington

Data types and categories

Data category:	Seismics, Electro-Magnetic, Location-Elevation
Data type:	Sparker, Sub Bottom Profiler, Magnetics, Navigation

Documents: Notes and log books

Name	Description
Cruise report	WHOI cruise report including tripod schematic.
Cruise report	Chief Scientist's cruise report including personnel, purpose, equipment, acquisition and comments. Also includes a trackmap.

Equipment used

Equipment	Data types	Datasets
Del Norte 26 sparker	Sparker	(no data reported)
Edo Western 2.5 kHz sub-bottom profiler	Sub Bottom Profiler	(no data reported)
Marine magnetometer	Magnetics	(no data reported)
Del Norte, transponder net	Navigation	1
Raytheon radar	Navigation	(no data reported)

Datasets

Datasets produced in this activity

Dataset name	Equipment	Description	Dataset contact
1978-004-FA-LN-001	Del Norte, transponder net	Navigation trackline plot for field activity 78004	Nancy K. Soderberg