Field Activity 1975-024-FA

Identifier 1975-024-FA
Alternate names ASTR 75-OCT
Purpose Sub-bottom profiling survey of potential mineral resources in Massachusetts coastal waters prior to a coring/sampling cruise. Develop baseline data for environmental impact evaluation prior to resource exploitation.
Location Nantucket Sound, Massachusetts, United States, North America, North Atlantic;
Summary A total of 125 nautical miles (231 km) of high-resolution seismic data was obtained with sub-bottom penetration of up to 80 meters.
Comments Original Center People field contained: Chuck O'Hara - Chief Scientist, Dick Sylwester - Electronic Technician, Patricia Forrestel, Wayne Ferrebee, Elizabeth Winget, Robert Commeau. Project = Massachusetts Co-op, Massachusetts Co-op
Platform
Asterias
Length 46 feet; beam 15 feet 4 inches; draft 4.5 feet.
Itinerary
Start Woods Hole, MA 1975-10-17
End Woods Hole, MA 1975-10-30
Days in the field 11
Bounds
West -70.75
East -70
North 41.75
South 41.25

Personnel

Organization
384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
Principal investigators Chuck O'Hara
Crew members
Chuck O'Hara
Scientist, Staff
Ferrebee, Wayne
Scientist, Staff
Forrestel, Patricia
Scientist, Staff
Winget, Elizabeth
Scientist, Staff
Richard Sylwester
Scientist, Staff
Robert Commeau
Scientist, Staff

Data types and categories

Data category: Seismics, Location-Elevation
Data type: Boomer, Air Gun / Water Gun, Bubble Gun, Sparker, Navigation

Documents: Notes and log books

Name Description
Cruise report Chief Scientist's cruise report. Lists equipment, personnel, information gathered, and a simple trackline map.
Cruise Log Uniboom Seismic Uniboom Cruise Log (pdf file) Composite Uniboom seismic log for Jun. 19 - Jul. 1, 1975, (FA 75011) and Oct. 17-30, 1975, (FA 75024) containing dates, times, navigation, and comments.

Equipment used

Equipment Usage description Data types Datasets
EG&G 234 Boomer (no data reported)
Del Norte hydrophone Air Gun / Water Gun, Boomer, Bubble Gun, Sparker 2
Loran-C Navigation (no data reported)

Datasets

Datasets produced in this activity

Dataset name Equipment Description Dataset contact
1975-024-FA-SE-001-01 Del Norte hydrophone Line list Nancy K. Soderberg
1975-024-FA-SE-001-02 Del Norte hydrophone scanned record sections for lines Lines 1-4, Lines 33-35, Lines 36-39, Lines 40-44 Nancy K. Soderberg

Publications

Samples collected during this field activity