USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 2009-050-FA

Other ID: none

Status: Completed

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

Funding Program(s):

Location: 1) Lake Qalluuraq, near Atqasuk, North Slope Borough, Alaska;2) Killarney Lake, near Fairbanks, Alaska;3) Goldstream Bill Lake, near Fairbanks, Alaska;4) Lake Teshekpuk, Alaska, United States, North America;

Principal Investigator(s): Carolyn Ruppel

Affiliate Investigator(s):

Information Specialist(s): Carolyn Ruppel

Data Type(s): Electro-Magnetic: Ground Penetrating Radar, Electro-Magnetic: Resistivity, Environmental Data: Gas Hydrates, Imagery: Photo, Location-Elevation: Navigation, Sampling: Chemistry, Sampling: Geology, Seismics: Sub Bottom Profiler, Sonar: Single Beam

Scientific Purpose/Goals: Collect geochemical and geophysical data in methane-emitting lakes. Study the physics, chemistry and biology associated with methane emissions from lakes in areas of discontinuous and continuous permafrost in Alaska.


Start Date: 2009-07-07

Start Port/Location:

End Date: 2009-07-17

End Port/Location:

Equipment Used: Ground penetrating radar, Digital camera, Gas sampler, Pore water sampling, EdgeTech 424 chirp sub-bottom profiler, Humminbird fishfinder, Corer - gravity, DGPS, Resistivity Profiler

Information to be Derived:

Summary of Activity and Data Gathered: Chirp seismic on multiple lakes on the North Slope and 2 lakes near Fairbanks; radar data on Lake Q on North Slope and 2 lakes near Fairbanks; resistivity on Lake Q; cores and gas samples from Lake Q and Killarney Lake near Fairbanks.

Staff: John Pohlman, Carolyn Ruppel, Charles Worley

Affiliate Staff:
UAF: Wooller (macrobiology)
Leigh (microbiology)
He (microbiology)
Gaglioti (macrobiology and coring)
Stewart (coring); UCSB: Heintz (biogeochemistry)

Notes: Original Center People field contained: Carolyn Ruppel (geophysics); John Pohlman (geochemistry); Chuck Worley (geophysics).
Project = High-Latitude Climate-Hydrates Interactions - Dept. of Energy, High-Latitude Climate-Hydrates Interactions - Dept. of Energy

Location Map:


photo of Tundra


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Ground penetrating radar --- Ground Penetrating Radar
Digital camera --- Photo
Gas sampler --- Dissolved Oxygen
Gas Hydrates
2009-050-FA-SC-003 ( Gas samples: noble gas samples from Lake Qalluuraq and Killarney Lake collected in copper tubing.)
2009-050-FA-SC-004 ( Gas samples: gas samples from Lake Qalluuraq and Killarney Lake collected in glass vials for gas composition analysis.)
Pore water sampling --- Chemistry
2009-050-FA-SC-002 ( Pore water samples: samples from Lake Qalluuraq and Killarney Lake extracted from core with rhizons.)
EdgeTech 424 chirp sub-bottom profiler --- Sub Bottom Profiler
Humminbird fishfinder --- Single Beam
Corer - gravity --- Geology
2009-050-FA-SC-001 ( Sediment samples: small volume sediment samples from Lake Qalluuraq and Killarney Lake to be tested for water content and lipid biomarkers using standard gravimetric methods.)
2009-050-FA-NL-001-01 ( Excel spreadsheet: contains summary of field sample logsheets.)
DGPS --- Navigation
Resistivity Profiler --- Resistivity