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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1987-007-FA

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Other ID: 118-12

Status: Completed

Organization(s): USGS, Woods Hole Coastal and Marine Science Center

Funding Program(s):

Principal Investigator(s): William Schwab

Affiliate Investigator(s): Kenneth Smith - Scripps Institution of Oceanography

Information Specialist(s):

Data Type(s): Sampling: Biology, Sampling: Geology, Time Series: Mooring (physical oceanography), Environmental Data: Dissolved Oxygen, Environmental Data: CTD

Scientific Purpose/Goals: Study sediment transport processes and the geotechnical behavior of sediment on seamounts.

Vehicle(s):

Start Port/Location: Honolulu, HI

End Port/Location: Apra Harbor, Guam

Start Date: 1987-02-28

End Date: 1987-04-01

Equipment Used: Push corer (wh), Box corer, Current, Sediment traps, Grab respirometer, CTD 19+ with OBS, PAR, DO, Chl, Trawl, Amphipod traps

Information to be Derived:

Summary of Activity and Data Gathered: ALVIN dives #1806, 1807, 1809, 1810, 1812, and 1814 resulted in biologic and sedimentologic samples and data from 34 stations. Push cores: 19; Box cores: 10; Rock samples: 2; Biologic data.

Staff: William Schwab

Affiliate Staff:
James Hein - USGS-Menlo Park; Kenneth Smith - Scripps Institution of Oceanography

Notes:

Location:

Horizon Guyot, Magellan Rise, Mid-Pacific Mountains, North Pacific;

Boundaries
North: 19.9 South: 19.1 West: -169.1 East: -168.75

Platform(s):

photo of Atlantis II
Atlantis II
photo of Alvin
Alvin

Publications

Schwab, W.C., Hein, J.R., Smith, K.L., Jr., de Moustier, C., Levin, L.A., Genin, A., Wakefield, W. W., and Baldwin, R.J., 1988, Maps showing the Seabeam bathymetry and sedimentologic and biologic sample locations on Horizon Guyot, Mid-Pacific Mountains, and a summary of existing data: U.S. Geological Survey Open-File Report 88-298, 14 p., URL: https://doi.org/10.3133/ofr88298.

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Push corer (wh) --- Biology
Geology
Box corer --- Biology
Geology
Current --- Mooring (physical oceanography)
Sediment traps --- Geology
Grab respirometer --- Dissolved Oxygen
CTD 19+ with OBS, PAR, DO, Chl --- CTD
Trawl --- Biology
Amphipod traps --- Biology

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