USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1990-049-FA

Other ID: JA-90-3

Status: Completed

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

Funding Program(s):

Location: Rio Grande de Anasco, Manchas Interiores, Manchas Exteriores, Mayaguez Bay, Puerto Rico, Caribbean Sea, United States, North America, North Atlantic;

Principal Investigator(s): William Schwab

Affiliate Investigator(s): Richard Webb - USGS-WRD

Information Specialist(s):

Data Type(s): Sonar: Sidescan, Sampling: Geology, Seismics: Sub Bottom Profiler, Location-Elevation: Navigation

Scientific Purpose/Goals: High-resolution mapping of coral reef complex and surrounding area to develop basemap for future environmental studies anticipated by possible discharge from regional water treatment plant and heavy sediment discharge from Anasco River.

Vehicle(s):

Start Date: 1990-12-07

Start Port/Location: Mayaguez, Puerto Rico

End Date: 1990-12-15

End Port/Location: Mayaguez, Puerto Rico

Equipment Used: Klein 531 sidescan, Grab sampler - Shipek, GeoPulse system, 3.5 kHz, Motorola Mini-Ranger III

Information to be Derived:

Summary of Activity and Data Gathered: Sidescan sonar; mosaic 3.5 kHz: 89 km; Uniboom: 89 km; Shipek samples: 33.

Staff: William Danforth, Barry Irwin, Thomas O'Brien, Rafael W. Rodriguez, William Schwab

Affiliate Staff:
Richard Webb - co-Ch. Sci.
USGS-WRD-San Juan

Notes:
Project = Anasco River, Anasco River

Location Map:

Platform(s):

photo of Jean A
Jean A

Publications

Schwab, W.C., Webb, R.M.T., Danforth, W.W., O'Brien, T.F., and Irwin, B.J., 1991, High-resolution sidescan-sonar imagery of the Manchas Interiores-Manchas Exteriores coral reef complex, Mayaguez, Puerto Rico: U.S. Geological Survey Open-File Report 91-436, 15 p. URL: http://pubs.er.usgs.gov/usgspubs/ofr/ofr91436, download PDF.

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Klein 531 sidescan --- Sidescan
1990-049-FA-SO-001 ( Digital tape(s) of SSS L3-4, SSS L5-6, )
Grab sampler - Shipek --- Geology
GeoPulse system --- Sub Bottom Profiler
1990-049-FA-SE-002 ( microfilm of )
3.5 kHz --- Sub Bottom Profiler
1990-049-FA-SE-001 ( Collection of paper record displays of seismic data( 3.5K) for lines )
Motorola Mini-Ranger III --- Navigation
1990-049-FA-LN-001 ( Navigation trackline plot for field activity 90049)
1990-049-FA-LN-002 ( Floppy disk(s) containing NAVGPS+MINIRANGER, NAVGPS+MINIRANGER, NAVGPS+MINIRANGER, NAVGPS+MINIRANGER, NAV-GPS+MINIRANGER, NAV-GPS+MINIR, NAV-GPS+MINIR, NAV-GPS+MINIR, NAV-GPS+MINIR, NAV-GPS+MINIR, NAV-GPS+MINIR, NAV-GPS+MINIR, )