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Geotagged sea-floor images and location of bottom images collected in Long Island Sound, Connecticut and New York, in fall 2017 and spring 2018 by the U.S. Geological Survey, University of Connecticut, and University of New Haven during field activities 2017-056-FA and 2018-018-FA (JPEG images, point shapefile, and CSV file)

Dates

Publication Date
Start Date
2017-11-28
End Date
2018-05-15

Citation

Ackerman, S.D., Huntley, E.C., Blackwood, D.S., Babb, I.G., Zajac, R.N., Conroy, C.W., Auster, P.J., Schneeberger, C.L., and Walton, O.L., 2020, Sea-floor sediment and imagery data collected in Long Island Sound, Connecticut and New York, 2017 and 2018: U.S. Geological Survey data release, https://doi.org/10.5066/P9GK29NM.

Summary

Two marine geological surveys were conducted in Long Island Sound, Connecticut and New York, in fall 2017 and spring 2018 by the U.S. Geological Survey, University of Connecticut, and University of New Haven through the Long Island Sound Mapping and Research Collaborative. Sea-floor images and videos were collected at 210 sampling sites within the survey area, and surficial sediment samples were collected at 179 of the sites. The sediment data and the observations from the images and videos are used to identify sediment texture and sea-floor habitats.

Contacts

Attached Files

Click on title to download individual files attached to this item.

2017-056-FA_and_2018-018-FA_photos.csv 2.08 MB text/csv
3.92 GB application/zip
3.55 GB application/zip
3.84 GB application/zip
5.03 GB application/zip
3.79 GB application/zip
3.75 GB application/zip
3.82 GB application/zip
2.98 GB application/zip
3.27 GB application/zip
3.11 GB application/zip
3.02 GB application/zip
2017-056-FA_and_2018-018-FA_photos_browse.jpg
“Map of sea-floor image locations in the survey area in Long Island Sound.”
thumbnail 719.81 KB image/jpeg
Shapefile: 2017-056-FA_and_2018-018-FA_photos.zip
2017-056-FA_and_2018-018-FA_photos.cpg 5 Bytes
2017-056-FA_and_2018-018-FA_photos.dbf 8.72 MB
2017-056-FA_and_2018-018-FA_photos.prj 145 Bytes
2017-056-FA_and_2018-018-FA_photos.sbn 85.74 KB
2017-056-FA_and_2018-018-FA_photos.sbx 2.07 KB
2017-056-FA_and_2018-018-FA_photos.shp 237.17 KB
2017-056-FA_and_2018-018-FA_photos.shx 67.83 KB

Purpose

This dataset provides access to the geotagged sea-floor images and locations of bottom images acquired with a Nikon D300 digital still camera, GoPro HERO4 Black camera, and Kongsberg Simrad OE1365 video camera on the SEABed Observation and Sampling System (SEABOSS) aboard the Research Vessel (R/V) Connecticut during USGS field activities 2017-056-FA (November 28 to December 3, 2017) and 2018-018-FA (May 8 to 15, 2018). These data were collected to explore the nature of the sea floor and to characterize the seabed by identifying sediment texture. Bottom images serve as a means to visually classify grain size and identify sea-floor habitats, and they are especially important for sample sites where no physical sediment sample was collected.

Additional Information

Shapefile Extension

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