Océano Profundo 2018:
Exploring Deep-sea Habitats off Puerto Rico and the U.S. Virgin Islands

EX1811

NOAA expedition EX1811 sampled seafloor features in off of the Virgin Islands and Puerto Rico using the submersible Deep Discoverer. OSU marine repository archives the rock samples collected during the expedition. Archived samples include carbonates and a conglomerate. Below are the samples recovered from each dive.

For more information please visit the dedicated NOAA Page and Background Information

Go back to the NOAA collections page.


Dive sample tables: click to expand

Collection Metadata
IGSNLatitudeLongitudeDepth (m)Feature NamePrincipal Rock TypeTemp (C)Salinity (PSU)Oxygen (mg/l)
OSU-EX1811-D5-217.77-65.4272043Virgin Islands troughFossiliferous Limestone3.8334.977.79
OSU-EX1811-D9-217.61-67.2732639Jaguey SpurConglomerate4.1434.976.44
OSU-EX1811-D10-118.75-67.5872764Mona CanyonFossiliferous Limestone2.8634.947.96
OSU-EX1811-D11-118.85-66.3943034North of Vega BajaFossiliferous Limestone2.7234.927.74
OSU-EX1811-D12-118.54-67.2942348Mona CanyonFossiliferous Limestone3.0534.947.89
OSU-EX1811-D12-418.54-67.2911990Mona CanyonFossiliferous Limestone3.6234.957.74
OSU-EX1811-D19-119.28-67.6844993Mona SeamountLimestone2.1934.937.52
OSU-EX1811-D19-319.28-67.6844960Mona SeamountLimestone2.2334.937.52
EX1811-D5 (Virgin Islands Trough)

 

Sample Location Rock Type Description Images
OSU-EX1811-D5-2 17.77°N, 65.427°W Fossiliferous Limestone A fossiliferous limestone with a variety of shells, tests and carbonate fragments…
Image 2Image 3
EX1811-D9 (Jaguey Spur)

 

Sample Location Rock Type Description Images
OSU-EX1811-D9-2 17.61°N, 67.273°W Conglomerate A conglomerate with a highly altered fine grained matrix and both igneous and sedimentary clasts…
Image 2Image 3
EX1811-D10 (Mona Canyon)

 

Sample Location Rock Type Description Images
OSU-EX1811-D10-1 18.75°N, 67.587°W Fossiliferous Limestone A fine-grained fossiliferous limestone with a few larger tests/fossils incorporated into the rock…
Image 2Image 3
EX1811-D11 (North of Vega Baja)

 

Sample Location Rock Type Description Images
OSU-EX1811-D11-1 18.85°N, 66.394°W Fossiliferous Limestone A fossiliferous limestone with a large range in fossil size and types…
Image 2Image 3
EX1811-D12 (Mona Canyon)

 

Sample Location Rock Type Description Images
OSU-EX1811-D12-1 18.54°N, 67.294°W Fossiliferous Limestone A fossiliferous limestone with a large range in fossil size and types…
Image 2Image 3
OSU-EX1811-D12-4 18.54°N, 67.291°W Fossiliferous Carbonate A fossiliferous limestone with a large range in fossil size and types…
Image 2Image 3
EX1811-D19 (Mona Seamount)

 

Sample Location Rock Type Description Images
OSU-EX1811-D19-1 19.28°N, 67.684°W Layered Limestone A fine layered limestone with layers…
Image 2Image 3
OSU-EX1811-D19-3 19.28°N, 67.684°W Layered Limestone A fine layered limestone with layers and small opaque grains throughout…
Image 2Image 3