Samples from the Georges Bank Canyons acquired in 1936 (STETSON36 shapefile)
Submarine canyons cut into the edge of the continental shelf and the continental slope along much of the U.S. Atlantic coast.  Three canyons along the southern edge of Georges Bank (Lydonia, Oceanographer, Gilbert) were dredged and cored to study their modern sediments and the lithologies and ages of the rocks exposed …