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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2019-619-FA

AKA: none

Other ID: 2019-001-FA

Status: Completed

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

Funding Program(s): Other (Other)

Principal Investigator(s): Nancy Prouty

Affiliate Investigator(s): Nancy Prouty (PCMSC); Amanda Demopoulos (WARC, Gainesville); Carolyn Ruppel (WH); Tamara Baumberger (PMEL-NOAA); Jens Greubert (GEOMAR), Howard Mendlovitz (UNC)

Information Specialist(s): Other

Data Type(s): Sonar: Single Beam, Sonar: Multibeam, Location-Elevation: Navigation

Scientific Purpose/Goals: ROV and geophysical studies of methane seepage on the Cascadia margin

Vehicle(s): None

Start Port/Location: San Francisco, CA

End Port/Location: Astoria, OR

Start Date: 2019-06-12

End Date: 2019-07-02

Equipment Used: Other, Other

Information to be Derived: seafloor maps, methane flux, methane oxidation rate, chemosynthetic habitats

Summary of Activity and Data Gathered: location of seeps (EK60), seafloor maps (MB), gas composition, age and geochemistry of carbonates, and chemosynthetic food web composition

Staff: Nancy Prouty

Affiliate Staff:

Notes: Entries for this field activity are based on entries from Field Activity 2019-001-FA
Project: USGS GAS HYDRATES (LQ000FP). This was a competitively chosen project for which Schmidt Ocean Institute is providing about $1 million in shiptime on the global class R/V Falkor. We are responsible for travel, shipping, other science, overtime, etc.

Location:

U.S. Cascadia (Pacific Northwest) margin, offshore Washington and Oregon

Boundaries
North: 48.21672332 South: 41.85895216 West: -127.24854111 East: -124.58936142

Platform(s):

Publications

Portals/Viewers

Data Acquired

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