Field Activity 2023-002-FA

Identifier 2023-002-FA
Alternate names Martens cruise
Purpose USGS purpose: Collect EK80 data to support NSF-funded seep-based project for Prof Chris Martens at UNC
Location Upper continental slope Delaware to Hatteras
Summary EK80 (38 kHz) data and navigational data collected on outer shelf and upper continental slope offshore Virginia during lander, CTD, and other operations conducted by UNC and University of Tennessee-Knoxville scientists. USGS shipboard personnel Alex Nichols and Pat Berube for first phase and Lee-Gray Boze for second phase. At end of cruise, two UNC landers were lost and could not be recovered.
Info derived EK80 imagery
Comments EK80 with 38 kHz transducer and custom Sharp tranducer mount & GPS Entries for this field activity are based on entries updated for FY23 from Field Activity 2022-007-FA (due to lack of availability of same ship platform in 2023)
Projects
Platform
Savannah
Length: 92 feet; Beam: 27 feet.
Itinerary
Start Norfolk, VA 2023-08-31
End Norfolk, VA 2023-09-09
Days in the field 9
Bounds
West -75.41015625
East -72.59765625
North 39.50404071
South 34.34343607

Personnel

Organization
384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
Principal investigators Carolyn Ruppel
Crew members
Berube, Patrick
Scientist, Staff
Alexander R Nichols
Scientist, Staff
Lee-Gray Boze
Scientist, Staff
Information specialist(s)
Carolyn Ruppel
Specialist, Information
Affiliate principal Karen Lloyd (UT-Knoxville); Chris Martens (UNC-Chapel Hill); Howard Mendlovitz (UNC-Chapel Hill)

Data types and categories

Data category: Sonar
Data type: Multibeam, Single Beam

Equipment used

Equipment Usage description Data types Datasets
Simrad EK80 Water column reflectivity, Multibeam (no data reported)

Publications

Samples collected during this field activity