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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2016-609-FA

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AKA: Tomales Bay Invasive Foraminifer Study

Other ID: none

Status: Completed

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

Funding Program(s): Sediment Transport in Coastal Environments (ZP00FDB)

Principal Investigator(s): Mary McGann

Affiliate Investigator(s):

Information Specialist(s): Mary McGann

Data Type(s): Location-Elevation: Navigation, Sampling: Biology, Sampling: Geology

Scientific Purpose/Goals: Collect cores for Pb-210 dating to determine timing of the arrival of the invasive foraminfera Trochammina hadai.

Vehicle(s): MarFac; crewcab - G63-2147R

Start Port/Location: Marshall, CA

End Port/Location: Marshall, CA

Start Date: 2016-02-16

End Date: 2016-02-17

Equipment Used: Push corer, Other

Information to be Derived: Dating of sediments for first appearance of invasive microorganism

Summary of Activity and Data Gathered: Took 2 cores by hand on mudflat for Pb210 profile and presence of invasive foraminifer

Staff: Timothy Elfers

Affiliate Staff:

Notes: Cores were taken by walking out on the mudflats. Location based on GPS on personal phones.

Location:

Tomales Bay, CA

Boundaries
North: 38.23426993 South: 38.06490531 West: -123.007 East: -122.79431491

Platform(s):

photo of on foot
on foot

Publications

Portals/Viewers

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Push corer --- Surveys (geochemical)
Surveys (biological)
Biology
Geology
Other --- --- ---

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