1. Coastal and Marine Hazards and Resources
  2. Geoscience Data System

Field Activity 2019-619-FA

Identifier 2019-619-FA
Alternate names 2019-001-FA
Purpose ROV and geophysical studies of methane seepage on the Cascadia margin
Location U.S. Cascadia (Pacific Northwest) margin, offshore Washington and Oregon
Summary location of seeps (EK60), seafloor maps (MB), gas composition, age and geochemistry of carbonates, and chemosynthetic food web composition
Info derived seafloor maps, methane flux, methane oxidation rate, chemosynthetic habitats
Comments 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.
Projects
Platform
Other
Itinerary
Start San Francisco, CA 2019-06-12
End Astoria, OR 2019-07-02
Days in the field 18-20
Bounds
West -127.24854111
East -124.58936142
North 48.21672332
South 41.85895216
Marine operations Yes

Personnel

Organization
2885 Mission Street
Santa Cruz, CA95060
(831) 460-7401
Principal investigators Nancy G Prouty
Crew members
Nancy G Prouty
Scientist, Staff
Information specialist(s)
(not identified)
Specialist, Information
Affiliate principal Nancy Prouty (PCMSC); Amanda Demopoulos (WARC, Gainesville); Carolyn Ruppel (WH); Tamara Baumberger (PMEL-NOAA); Jens Greubert (GEOMAR), Howard Mendlovitz (UNC)

Data types and categories

Data category: Environmental Data, Location-Elevation, Sonar
Data type: CTD, Navigation, Multibeam, Single Beam

Equipment used

Equipment Usage description Data types Datasets
CTD - FSI CTD, Mooring (physical oceanography) (no data reported)
GPS Navigation (no data reported)
Other Unknown, Multibeam, Single Beam, Sidescan, Interferometric, Sound Velocity (no data reported)

Publications

Samples collected during this field activity