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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2017-621-FA

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AKA: Ocean_Starr_2017

Other ID: none

Status: Completed

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

Funding Program(s): Coastal and marine earthquake, tsunami, and landslide active margin field studies (ZP00EQV)

Principal Investigator(s): Daniel Brothers

Affiliate Investigator(s): Nathan Miller (WHSC)

Information Specialist(s): Alicia Balster-gee, Patrick Hart, Jared Kluesner

Data Type(s): Location-Elevation: Navigation, Seismics: Boomer, Seismics: Multichannel, Seismics: Sonobuoy, Seismics: Sparker

Scientific Purpose/Goals: Acquire high-resolution multichannel seismic profiles along the Queen Charlotte Fault System to better understand earthquake and tsunami hazards throughout the SE Alaska region.

Vehicle(s): None

Start Port/Location: Seattle

End Port/Location: Juneau

Start Date: 2017-06-27

End Date: 2017-07-26

Equipment Used: YoNav, Other, Multichannel, chirp, Mini sparker, Sonobuoy

Information to be Derived: Fault structure, deformation history, seismic stratigraphy, and assessments of slope stability

Summary of Activity and Data Gathered: Chirp, MCS, and sonobuoy line data submitted to FAD. Collected 3000 km of high-resolution multichannel sparker profiles, 300 km of subbottom Chirp profiles and one 80 km sonobuoy profile.

Staff: Daniel Brothers, Jackson Currie, Patrick Hart, Jared Kluesner, Maureen Walton

Affiliate Staff:

Notes: Collaborative effort between PCMSC and WHSC

Location:

Southeastern Alaska continental slope

Boundaries
North: 60.58696734 South: 54.62856439 West: -142.91015625 East: -131.23046875

Platform(s):


Other

Publications

Balster-Gee, A.F., Brothers, D.S., Kluesner, J.W., Miller, N.C., Haeussler, P.J., O'Brien, T.F., Marcuson, R.K., Hart, P.E., Conrad, J.E., Walton, M.L., and Nichols, A.R., 2022, Multichannel sparker and chirp seismic reflection data collected offshore South East Alaska during USGS Field Activity 2017-621-FA: U.S. Geological Survey data release, https://doi.org/10.5066/P9QXL00L.

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
YoNav --- Navigation
Other --- --- ---
Multichannel --- Multichannel
Multichannel sparker seismic reflection data (High-resolution multichannel seismic reflection data were collected by the U.S. Geological Survey in July and August 2017 offshore southeast Alaska to expand data coverage along the Queen Charlotte Fault system.)
chirp --- Boomer
Chirp sub-bottom data (Chirp sub-bottom data were collected by the U.S. Geological Survey in July and August 2017 to expand data coverage along the Queen Charlotte Fault system in the Yakobi Sea Valley of southeast Alaska.)
Mini sparker --- Sparker
Sonobuoy --- Sonobuoy

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