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EC_Q07.TIF - U.S. Atlantic East Coast EEZ GLORIA sidescan-sonar data mosaic (7 of 23) (ACEA, 50 m, Clarke1866)

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: July 15, 2025 | Last Modified: 20211111
From February to May 1987 the U.S. Geological Survey (USGS) conducted five cruises to cover the U.S. Atlantic Continental Margin Exclusive Economic Zone (EEZ) seaward of the continental shelf edge, and from the Canadian border southward to the northern Blake Plateau off Florida. As in earlier EEZ reconnaissance surveys, the USGS utilized the GLORIA (Geological LOng-Range Inclined Asdic) sidescan-sonar system to complete the geologic mapping. The collected GLORIA data were processed and digitally mosaicked to produce continuous imagery of the seafloor. Twenty-three digital mosaics of a 2 degree by 2 degree (or smaller) area with a 50-meter pixel resolution were completed for the U.S. Atlantic Continental Margin region.

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ACOUSTIC RECEIVERS Atlantic Ocean Baltimore Canyon Blake Escarpment Blake Plateau Blake Ridge CMGP Carolina Slope and Rise Carolinian Ecoregion Charleston Bump Coastal and Marine Geology Program Continental/Island Rise Continental/Island Slope EEZ Exclusive Economic Zone Exclusive Economic Zone (EEZ) Florida Slope GLORIA GLORIA > Geological Long-Range Inclined ASDIC GeoTIFF image Geological LOng-Range Inclined Asdic Georges Bank Gulf of Maine/Bay of Fundy Ecoregion Hatteras Canyon Hendrickson Canyon Hudson Canyon Marine Oceanic Mid Atlantic Region Norfolk Canyon Ocean > Atlantic Ocean Ocean > Atlantic Ocean > North Atlantic Ocean > Caribbean Sea Ocean > Atlantic Ocean > North Atlantic Ocean > Caribbean Sea > Bahamas Ocean > Atlantic Ocean > North Atlantic Ocean > Georges Bank Ocean > Atlantic Ocean > North Atlantic Ocean > Gulf Of Maine Ocean Bank/Plateau Oceans > Ocean Acoustics > Acoustic Reflectivity SIDE-SCAN SONAR Scotian Shelf Ecoregion U.S. Atlantic Coast U.S. Eastcoast U.S. Geological Survey USGS USGS:f4f1d492-2575-4ef6-ab7b-7621c5b90001 Veatch Canyon Virginian Ecoregion WHSC WHSC cruise identifier FRNL87-1 WHSC cruise identifier FRNL87-2 WHSC cruise identifier FRNL87-3 WHSC cruise identifier FRNL87-4 WHSC cruise identifier FRNL87-5 WHSC serial number 87004 WHSC serial number 87008 WHSC serial number 87010 WHSC serial number 87015 WHSC serial number 87018 Woods Hole Science Center acoustic reflectivity backscatter continental margin continental rise continental shelf continental slope distributions geoscientificInformation grey scale image image mosaics imageryBaseMapsEarthCover marine geology marine geophysics oceans physical habitats and geomorphology sea-floor acoustic reflectivity sea-floor characteristics seabed sidescan sonar sidescan-sonar mosaic

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