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Summary for Field Activity Number 1990-046-FA

Alternate Leg ID: JENA 90-2

Area of Operations: Mayaquez, Cabo Rojo, Parguera, southwest Puerto Rico, United States, Caribbean Sea, North America, North Atlantic

Dates: November 11, 1990 to November 22, 1990

Objectives: Collect bottom sediment samples and high-resolution sonic profiles for composition and distribution of sediment.

Type of Activity:

Information to be derived: Samples and Chemical Analysis
Grain size analysis
Sea Floor Map


USGS Project Number: OMR/PR

Contact: John Schlee (

InfoBank: uses the identifier J-2-90-PR. Visit this site for more information.

Map for Area of Operations :

Map of field activity boundary.

Platform Info:
photo of JEAN A

The following materials for this field activity are available in the Information Archives:

Paper seismic/sidescan bottom profiles:

Inventory #LinesFolderStart TimeEnd TimeProfile TypeRemarks
045101-3 00116:30 11/11/199014:12 11/12/1990 SBP-
045113-8A,B,C 00214:16 11/12/199017:05 11/14/1990 SBP-
045129-15,MO1-3 00315:30 11/16/199018:41 11/18/1990 SBP-
045131-3 00116:25 11/11/199013:10 11/12/1990 3.5K-
045143-6 00213:20 11/12/199016:00 11/13/1990 3.5K-
045157-8,QPR SITES 00316:55 11/13/199019:56 11/14/1990 3.5K-
045169-13A,QPR SITES 00421:11 11/14/199013:05 11/17/1990 3.5K-
0451713-15,MO1-3 00513:11 11/17/199018:42 11/18/1990 3.5K-
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